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PH indicator

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Selected category: PH indicator
Total count of records found: 66. Showed records: 20.

21. Methyl red

Molecular formula: C15H15N3O2 CAS# 493-52-7
4.46.2 pH
Names
English:
2-[[4-(Dimethylamino)phenyl]azo]benzoic Acid
;
2-{(E)-[4-(Dimethylamino)phenyl]diazenyl}benzoic acid(IUPAC)
;
Benzoic acid, 2-[(E)-2-[4-(dimethylamino)phenyl]diazenyl]-(CAS)
;
C.I. 13020
;
C.I. Acid Red 2
;
EINECS:207-776-1
;
Methyl red [Wiki]
;
Русский:
2-[4-[(Диметиламино)фенил]диазенил]бензойная кислота
;
4-диметиламиноазобензол-2-карбоновая кислота
;
Метиловый красный [Wiki]
;
метилрот
;
German:
2-(4′-Dimethylamino-phenylazo)-benzoesäure
;
2-{(E)-[4-(Dimethylamino)phenyl]diazenyl}benzoesäure(IUPAC)
;
4-Dimethylaminoazobenzol-2′-carbonsäure
;
Methylrot [Wiki]
;
French:
Acide 2-{(E)-[4-(diméthylamino)phényl]diazényl}benzoïque(IUPAC)
;
Rouge de méthyle [Wiki]
;
acide diméthylamino-4 phénylazo-2 benzoïque
;
Español:
Rojo de metilo [Wiki]
;
Ácido dimétilamino-4 Fenilazo-2 benzoico
;
日本語:
2-(N,N-ジメチル1-4-アミノフェニル)アゾベンゼンカルボン酸
;
C.I.酸性赤2
;
メチルレッド [Wiki]
;
Português:
Vermelho de metila [Wiki]
;
vermelho de metilo
;
中文:
2-{[4-(二甲氨基)苯基]偶氮基}苯甲酸
;
甲基红 [Wiki]
;
H3C\N<|CH3>/\//`|<`\\`/||>/N\\N/\/`||`\`//|\|COOH
/N<`|>\||\//<`|`\\`/>\N//N\||\//`|`\\<`/>`|`\O\/OH

22. Methyl violet 6B

Molecular formula: C24H28ClN3 CAS# 603-47-4
0.130.5 11.5 23 pH
Names
English:
4,4'-{[4-(Methylimino)-2,5-cyclohexadien-1-ylidene]methylene}bis(N,N-dimethylaniline) hydrochloride (1:1)(IUPAC)
;
4,4'-{[4-(Methylimino)cyclohexa-2,5-dien-1-ylidene]methylene}bis(N,N-dimethylaniline) hydrochloride (1:1)
;
4-[[4-(dimethylamino)phenyl]-(4-methyliminocyclohexa-2,5-dien-1-ylidene)methyl]-N,N-dimethylaniline;hydrochloride(IUPAC)
;
Aniline, p-((p-(dimethylamino)phenyl)(4-(methylimino)-2,5-cyclohexadien-1-ylidene)methyl)-N,N-dimethyl-, monohydrochloride
;
Benzenamine, 4,4'-[[4-(methylimino)-2,5-cyclohexadien-1-ylidene]methylene]bis[N,N-dimethyl-, hydrochloride (1:1)(CAS)
;
EINECS:210-042-3
;
Methyl violet [Wiki]
;
Methyl violet 6B
;
German:
4,4'-{[4-(Methylimino)-2,5-cyclohexadien-1-yliden]methylen}bis(N,N-dimethylanilin)hydrochlorid (1:1)(IUPAC)
;
French:
4,4'-{[4-(Méthylimino)-2,5-cyclohexadién-1-ylidène]méthylène}bis(N,N-diméthylaniline), chlorhydrate (1:1)(IUPAC)
;
Violet de méthyle [Wiki]
;
العربية:
بنفسجي الميثيل [Wiki]
;
Español:
Cristal violeta [Wiki]
;
Violeta de metilo 6B
;
violeta de genciana
;
Português:
Violeta de metila [Wiki]
;
Violeta de metila 6B
;
中文:
甲基紫 [Wiki]
;
甲基紫6B
;
Русский:
Метиловый фиолетовый 6B
;
метилвиолет
;
\N</>|\\|`//<`\`||/>|\/\\|\NH^+<|><_(y-2,N0)Cl^->`\`/`\\`|`\`/|`//`\<`||/\\>`/N<`\>|
CH3|N<\CH3>`/`\\`/||<\//`|>`/`\`|`\\`/`\N<`|CH3_(x3,y-1,N0)Cl-H>\|\\/\|\\|`//<`\`||/>|N<\CH3>`/H3C

23. Methyl Violet 2B

Molecular formula: C23H26ClN3
Names
English:
4,4'-[(4-Imino-2,5-cyclohexadien-1-ylidene)methylene]bis(N,N-dimethylaniline) hydrochloride (1:1)(IUPAC)
;
Benzenamine, 4,4'-[(4-imino-2,5-cyclohexadien-1-ylidene)methylene]bis[N,N-dimethyl-, hydrochloride (1:1)(CAS)
;
C.I. 42535
;
EINECS:282-455-7
;
Methyl Violet 2B
;
Русский:
Метиловый фиолетовый 2B
;
German:
4,4'-[(4-Imino-2,5-cyclohexadien-1-yliden)methylen]bis(N,N-dimethylanilin)hydrochlorid (1:1)(IUPAC)
;
French:
4,4'-[(4-Imino-2,5-cyclohexadién-1-ylidène)méthylène]bis(N,N-diméthylaniline), chlorhydrate (1:1)(IUPAC)
;
Violet de méthyle 2B
;
Español:
Violeta de metilo 2B
;
Português:
Violeta de metila 2B
;
中文:
甲基紫2B
;
\N</>|\\|`//<`\`||/>|\/\\|\NH2^+<_(y-2,N0)Cl^->`\`/`\\`|`\`/|`//`\<`||/\\>`/N<|>`\
H3C\N<|H3C>/\\/`||<`\`//|>/<\|\\/<`||`\`//>\N<|CH3>/CH3>`||/`||`\<`/||\>`||NH-0HCl

24. Methyl yellow

Molecular formula: C14H15N3 CAS# 60-11-7
2.94 pH
Names
English:
4-Dimethylaminoazobenzene
;
Aniline, N,N-dimethyl-p-(phenylazo)-
;
Aniline, N,N-dimethyl-p-phenylazo-
;
Azobenzene, p-(dimethylamino)-
;
Azobenzene, p-dimethylamino-
;
Benzenamine, N,N-dimethyl-4- (phenylazo)-
;
Benzenamine, N,N-dimethyl-4-(phenylazo)-
;
Benzenamine, N,N-dimethyl-4-[(E)-2-phenyldiazenyl]-(CAS)
;
Butter Yellow
;
C.I. 11020
;
C.I. SOLVENT YELLOW 2
;
Dimethyl Yellow
;
EINECS:200-455-7
;
Fat Yellow
;
Methyl yellow [Wiki]
;
N,N-Dimethyl-4-(phenylazo)benzenamine
;
N,N-Dimethyl-4-[(E)-phenyldiazenyl]aniline(IUPAC)
;
N,N-Dimethyl-4-phenylazoaniline
;
N,N-Dimethyl-p-(phenylazo)aniline
;
N,N-Dimethyl-p-phenylazoaniline
;
N,N-dimethyl-4-(phenylazo)aniline
;
N,N-dimethyl-4-phenyldiazenylaniline(IUPAC)
;
Solvent Yellow 2
;
Sudan Yellow
;
benzenamine, N,N-dimethyl-4-[(E)-phenylazo]-
;
p-(Dimethylamino)azobenzene
;
p-Dimethylaminoazobenzen
;
p-Dimethylaminoazobenzene
;
Русский:
Метиловый желтый
;
диметилгельб
;
масляно-желтый
;
метилгельб
;
German:
(4-Dimethylamino)-azobenzol
;
4-(Dimethylamino)azobenzol
;
Buttergelb [Wiki]
;
Dimethylgelb
;
Methylgelb
;
N,N-Dimethyl-4-(phenylazo)-anilin
;
N,N-Dimethyl-4-[(E)-phenyldiazenyl]anilin(IUPAC)
;
French:
4-diméthylaminoazobenzène
;
Jaune de méthyle [Wiki]
;
N,N-Diméthyl-4-[(E)-phényldiazényl]aniline(IUPAC)
;
p-diméthylaminoazobenzène
;
Español:
Dimetilazobenceno [Wiki]
;
amarillo de metilo
;
amarillo mantequilla
;
p-Dimetilazobenceno
;
日本語:
バターイエロー
;
メチルイエロー [Wiki]
;
Português:
4-Dimetilaminoazobenzeno
;
Amarelo de metilo [Wiki]
;
Amarelo manteiga
;
Amarelo solvente 2
;
N,N-Dimetil-4-aminoazobenzeno
;
N,N-Dimetil-4-fenilazoanilina
;
N,N-Dimetil-p-fenilazoanilina
;
中文:
N,N-二甲基-4-(苯偶氮基)苯胺
;
二甲基黃
;
奶油黃
;
对二甲氨基偶氮苯
;
甲基黄 [Wiki]
;
|`//`\`||/\\/N\\N/\\/`||<`\`//|>/N<`|>\
\N<`/>-\\-//<`\`=`/>-N//N-\\-//`\`=`/

25. Naphtholphthalein

Molecular formula: C28H18O4 CAS# 596-01-0
Categories: pH indicator , Phenols
7.38.7 pH
Names
English:
1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-1-naphthalenyl)-(CAS)
;
3,3-Bis(4-hydroxy-1-naphthyl)-2-benzofuran-1(3H)-one(IUPAC)
;
3,3-Bis(4-hydroxynaphthalenyl)-1(3H)-isobenzofuranone
;
3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one(IUPAC)
;
Di-p-a-naphtholphthalide
;
EINECS:209-875-5
;
Naphtholphthalein [Wiki]
;
a-Naphtholphthalein
;
alpha-Naphtholphthalein
;
p-a-Naphtholphthalein
;
α-Naphtholphthalein
;
German:
3,3-Bis(4-hydroxy-1-naphthyl)-2-benzofuran-1(3H)-on(IUPAC)
;
3,3-Bis(4-hydroxy-1-naphthyl)-2-benzofuran-1-on
;
Naphtholphthalein [Wiki]
;
α-Naphtholphthalein
;
French:
3,3-Bis(4-hydroxy-1-naphtyl)-2-benzofuran-1(3H)-one(IUPAC)
;
Русский:
α-Нафтолфталеин
;
Italiano:
1-naftolftaleina [Wiki]
;
Español:
1-Naftolftaleína [Wiki]
;
3,3-Bis(4-hidroxi-1-naftil)- 2-benzofuran-1-ona(IUPAC)
;
alfa-naftolftaleína
;
`//`\`||/\\|_q<_(a54,N2)O>_qO_q<_q>@:x(a,o)<_(A&a)_pp6_p6_qq6_q6_qq6_q6<_q6>_pp6<_p6&o>_q6_qq6_q6>@(-120,HO)@x(0,OH)

26. Neutral red

Molecular formula: C15H17ClN4 CAS# 553-24-2
6.88 pH
Names
English:
2,8-Phenazinediamine, N8,N8,3-trimethyl-, monohydrochloride
;
2,8-Phenazinediamine, N8,N8,3-trimethyl-, hydrochloride (1:1)(CAS)
;
3-Amino-7-dimethylamino-2-methylphenazine hydrochloride
;
8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride(IUPAC)
;
C.I. 50040
;
C.I. Basic Red 5, monohydrochloride
;
EINECS:209-035-8
;
N8,N8,3-Trimethyl-2,8-phenazinediamine hydrochloride (1:1)(IUPAC)
;
N8,N8,3-Trimethylphenazine-2,8-diamine hydrochloride (1:1)
;
Neutral Red (Tautomer)
;
Neutral Red Base
;
Neutral red [Wiki]
;
Nuclear Fast Red
;
Toluylene Red
;
Русский:
3-амино-7-диметиламино-2-метилфеназина гидрохлорид
;
Нейтральный красный [Wiki]
;
нейтральрот
;
основной красный 5
;
German:
3-Amino-7-dimethylamino-2-methylphenazin·Hydrochlorid
;
N8,N8,3-Trimethyl-2,8-phenazindiaminmonohydrochlorid
;
N8,N8,3-Trimethyl-2,8-phenazindiaminhydrochlorid (1:1)(IUPAC)
;
Neutralrot [Wiki]
;
Toluylenrot
;
French:
Chlorure de 3-amino-7-diméthylamino-2-méthylphénazine
;
N8,N8,3-Triméthyl-2,8-phénazinediamine, chlorhydrate (1:1)(IUPAC)
;
Rouge neutre [Wiki]
;
Português:
Vermelho básico 5
;
Vermelho neutro [Wiki]
;
vermelho toluileno
;
中文:
中性紅 [Wiki]
;
HCl_(x1,y-1,N0)H2N\|\//`|<`\\`/|`/H3C>/N\\|<`//N`\>\//`|<`\\`/>/N<`|CH3>\CH3
\N<|>/`||/\\|<`//`\>\N//`|<`\\N`/>/\\</>|<`//`\>\NH2_(x1,y-1,N0)HCl

27. Nitrazine

Molecular formula: C16H10N4O11S2 CAS# 1716-22-9
4.57.5 pH
Names
English:
(3E)-3-[(2,4-Dinitrophenyl)hydrazono]-4-oxo-3,4-dihydro-2,7-naphthalenedisulfonic acid(IUPAC)
;
(3E)-3-[(2,4-dinitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonic acid(IUPAC)
;
2,7-Naphthalenedisulfonic acid, 3-[2-(2,4-dinitrophenyl)hydrazinylidene]-3,4-dihydro-4-oxo-, (3E)-(CAS)
;
Nitrazine [Wiki]
;
phenaphthazine
;
Русский:
Нитразин желтый
;
нитразол желтый
;
German:
(3E)-3-[(2,4-Dinitrophenyl)hydrazono]-4-oxo-3,4-dihydro-2,7-naphthalindisulfonsäure(IUPAC)
;
French:
Acide (3E)-3-[(2,4-dinitrophényl)hydrazono]-4-oxo-3,4-dihydro-2,7-naphtalènedisulfonique(IUPAC)
;
العربية:
نيترازين [Wiki]
;
NO2|\|`//`\<`/O2`N>`||/\/NH`|N//\|O`|/\//`|</S<_qq4O><_pp4O>/OH>`\\`/|`|`\`//<|>`\S<_qq4O><_pp4O>`\HO
O`^-\N^+<`//O>-//-</N^+<`\\O>_p6O^->\\<`/`=`\>-N//N-\-//-//<-S<`||O><||O>_(a0)OH>`\`=`/<\>`=<`\HO>`/\`/S<_qq4O><_pp4O>_(a0)HO

28. 4-Nitrophenol

Molecular formula: C6H5NO3 CAS# 100-02-7
5.47.6 pH
Names
English:
1-Hydroxy-4-nitrobenzene
;
4-Hydroxy-1-nitrobenzene
;
4-Hydroxynitrobenzene
;
4-Nitrophenol(IUPAC)
;
EINECS:202-811-7
;
Niphen
;
Phenol, 4-nitro-
;
Phenol,p-nitro- (8CI)
;
p-Hydroxynitrobenzene
;
p-Nitrophenol
;
Русский:
4-нитрофенол(IUPAC)
;
п-нитрофенол
;
German:
4-Nitrophenol(IUPAC)
;
French:
4-Nitrophénol(IUPAC)
;
||`/`\\<`/HO>`|//\/N^+`|O|\O^-
O`^-\N`^+<`//O>-\\-//<-OH>`\`=`/
O=N^+</O^->\-\\`/<\OH>`=`\//
NO2|\\|`//<|OH>`\`||/
|`/`\<`/HO>`|/\_o/N^+`|O|\O^-

29. Phenol red

Molecular formula: C19H14O5S CAS# 143-74-8
6.88.4 pH
Names
English:
3,3-bis(p-hydroxyphenyl)-3h-2,1-benzoxathiole 1,1-dioxide
;
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)diphenol(IUPAC)
;
4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bisphenol S,S-Dioxide
;
4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
;
EINECS:205-609-7
;
Fenolipuna
;
P.S.P.
;
PSP
;
PSP (indicator)
;
Phenol red [Wiki]
;
Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-(CAS)
;
Phenolsulphonphthalein
;
Sulfonphthal
;
Sulphental
;
Sulphonthal
;
TF-R 2
;
[143-74-8]
;
a-Hydroxy-a,a-bis(p-hydroxyphenyl)-o-toluenesulfonic Acid g-Sultone
;
Русский:
Феноловый красный [Wiki]
;
сульфенталь
;
фенолрот
;
фенолсульфофталеин
;
German:
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiol-3,3-diyl)diphenol(IUPAC)
;
4,4-(3H-2,1-Benzoxathiol-3-yliden)bisphenol-1,1-dioxid
;
Phenolrot [Wiki]
;
Phenolsulfonphthalein
;
French:
4,4'-(1,1-Dioxydo-3H-2,1-benzoxathiole-3,3-diyl)diphénol(IUPAC)
;
Rouge de phénol [Wiki]
;
phénolsulfonephtaléine
;
Español:
Rojo de fenol [Wiki]
;
日本語:
フェノールスルホンフタレイン [Wiki]
;
フェノールレッド
;
Português:
Vermelho de fenol [Wiki]
;
fenolsulfoftaleína
;
vermelho fenol
;
`\\`-`//\=/_pS<_(a-94,N2)O><_(a-24,N2)O>_pO_p<_p><`/`\\`/||<`/HO>\//`|>\//\||<\OH>`/`\\`|
`//`\`||/\\|_qS<_(a94,N2)O><_(a24,N2)O>_qO_q<_q><-\\-//<-OH>`\`=`/>`|//`|`\\<`|OH>`/||\
HO\/\\|<`//`\`||>\/`|//\/OH`^+`/|`//`\`/|`//|\\/`||<`\>/S<_qq4O><_pp4O>/O^-

30. Phenolphthalein

Molecular formula: C20H14O4 CAS# 77-09-8
Categories: Phenols , pH indicator
-10 8.210 1213 pH
Names
English:
1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-(CAS)
;
3,3-bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one(IUPAC)
;
3,3-bis(4-idrossifenile)-1,(3H)-isobenzofuranone(IUPAC)
;
Chocolax
;
EINECS:201-004-7
;
Espotabs
;
Euchessina
;
ISOBENZOFURAN-1(3H)-ONE, 3,3-BIS(4-HYDROXYPHENYL)-
;
Koprol
;
Laxogen
;
Lilo
;
Phenolax
;
Phenolphtaleine
;
Phenolphthalein [Wiki]
;
Phenophthalein
;
Phthalimetten
;
Phthalin
;
Purga
;
Purgen
;
Purgophen
;
Spulmako-lax
;
TY 9
;
Trilax
;
fenolftaleina
;
Русский:
3,3-бис-(4-гидроксифенил)фталид(IUPAC)
;
4,4'-диоксифталофенон
;
Фенолфталеин [Wiki]
;
пурген
;
German:
3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranon
;
3,3-Bis(4-hydroxyphenyl)phthalid
;
Phenolphthalein [Wiki]
;
العربية:
فينول فثالين [Wiki]
;
Ελληνικά:
2-(δι-(4-υδροξυφαινυλο)μεθυλο)βενζοικό οξύ
;
3,3-δι(4-υδροξυφαινυλο)-1(3H)-ισοβενζοφουρανόνη
;
3,3-δι(4-υδροξυφαινυλο)-2-βενζοφουραν-1(3Η)-όνη(IUPAC)
;
3,3-δι(p-υδροξυφαινυλο)φθαλίδιο
;
Φαινολοφθαλεΐνη [Wiki]
;
Español:
Fenolftaleína [Wiki]
;
French:
3,3-bis(4-hydroxyphényl)-2-benzofuran-1(3H)-one(IUPAC)
;
Phénolphtaléine [Wiki]
;
日本語:
フェノールフタレイン [Wiki]
;
中文:
酚酞 [Wiki]
;
Português:
Fenolftaleína [Wiki]
;
Italiano:
3,3-bis(4-idrossifenile)-1,(3H)-isobenzofuranone
;
Fenolftaleina [Wiki]
;
`\\`/||\//`|_p:a_pO_p<_(A75,N2)O>_p;HO\-\`/`-`\\/-\0`/_(A60,w-)#a/d\\/`||</OH>`\`//|
-_p_q6_qq6_q6_qq6_q6_#3_p:a_pO_p_(A-120,N2)O;HO/`|/\|`//`\`|/0\/#a\|\/`|`\\`/|\0/\OH

31. Resazurin

Molecular formula: C12H7NO4 CAS# 550-82-3
3.86.5 pH
Names
English:
3H-Phenoxazin-3-one, 7-hydroxy-, 10-oxide(CAS)
;
550-82-3 [RN]
;
7-Hydroxy-3H-phenoxazin-3-one 10-oxide(IUPAC)
;
7-hydroxy-10-oxidophenoxazin-10-ium-3-one(IUPAC)
;
Alamar Blue
;
EINECS:208-987-1
;
Resazurin [Wiki]
;
UptiBlue
;
Vybrant
;
Русский:
7-гидрокси-3Н-феноксазин-3-он-10-оксид
;
Резазурин [Wiki]
;
French:
10-Oxyde de 7-hydroxy-3H-phénoxazin-3-one(IUPAC)
;
7-hydroxy-10-oxidophénoxazin-10-ium-3-one
;
Résazurine [Wiki]
;
German:
7-Hydroxy-3H-phenoxazin-3-on-10-oxid(IUPAC)
;
Resazurin [Wiki]
;
Italiano:
7-idrossi-10-ossido-3-oxofenossoazina
;
Resazurina [Wiki]
;
Português:
7-hidroxi-3H-fenoxazina-3-ona 10-óxido
;
Resazurina [Wiki]
;
O^-|N^+`/|`//`\`/O/`|//\/\|\//<\OH>`|`\\`/|`/O`\

32. Thymol blue

Molecular formula: C27H30O5S CAS# 76-61-9
Categories: pH indicator , Phenols
1.22.8 89.6 pH
Names
English:
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis(2-isopropyl-5-methylphenol)(IUPAC)
;
4,4'-(1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis[5-methyl-2-(propan-2-yl)phenol]
;
4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)phenol] S,S-Dioxide
;
4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol(IUPAC)
;
EINECS:200-973-3
;
Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-(CAS)
;
Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, S,S-dioxide
;
Thymol blue [Wiki]
;
a-Hydroxy-a,a-bis(5-hydroxycarvacryl)-o-toluenesulfonic Acid g-Sultone
;
Русский:
Тимоловый синий [Wiki]
;
тимолбляу
;
тимолсульфофталеин
;
German:
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiol-3,3-diyl)bis(2-isopropyl-5-methylphenol)(IUPAC)
;
4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxobenzo[c]oxathiol-3-yl]-5-methyl-2-propan-2-ylphenol
;
Thymolblau [Wiki]
;
Thymolsulfonphthalein
;
French:
4,4'-(1,1-Dioxydo-3H-2,1-benzoxathiole-3,3-diyl)bis(2-isopropyl-5-méthylphénol)(IUPAC)
;
Bleu de thymol [Wiki]
;
Español:
Azul de timol [Wiki]
;
timolsulfonefetaleina
;
α-hidroxi-α,α-bis(5-hidroxicarvacril)- o-toluenesulfonic acid γ-sultona
;
Italiano:
Blu di timolo [Wiki]
;
timolsulfonftaleina
;
日本語:
4,4’-(3H-2,1-ベンゾオキサチオール-3-イリデン)ビス[5-メチル-2-(1-メチルエチル)フェノール]S,S-ジオキシド
;
4-[9-(4-ヒドロキシ-2-メチル-5-プロパン-2-イル-フェニル)-7,7-ジオキソ-8-オキサ-7λ6-チアビシクロ[4.3.0]ノナ-1,3,5-トリエン-9-イル]-5-メチル-2-プロパン-2-イル-フェノール(IUPAC)
;
チモールスルフォンフタレイン
;
チモールスルホフタレイン
;
チモールブルー [Wiki]
;
Português:
Azul de timol [Wiki]
;
中文:
百里酚蓝 [Wiki]
;
`\\`-`//\=/_pS<_(a-94,N2)O><_(a-24,N2)O>_pO_p<_p><`/`\\`/<`\<`|H3C>`/H3C>||<`/HO>\//<\CH3>`|>\/<`|CH3>\\|<\OH>`//<`\`||>|<`/H3C>\CH3
`/`=`\//-\\_qS<_(a94,N2)O><_(a24,N2)O>_qO_q<_q><_(A-135)_q6<_q6>_pp6_p6<_q6HO>_pp6<_p6_pp6>_q6<_q6>_p6>_(A-35)_pp6<_p6>_q6_qq6<_p6OH>_q6<_qq6_q6>_p6<_p6>_q6
`/`=`\//-\\_qS<_(a94,N2)O><_(a24,N2)O>_qO_q<_q><_(A-135)_q6<_q6>_pp6_p6<_q6HO>_pp6<_p6_pp6>_q6<_q6>_p6>_(A-35)_pp6<_p6>_q6_qq6<_p6OH>_q6<_qq6_q6>_p6<_p6>_q6 <=>"pK1=1,7" SO3^-_(A170)`\`/||\//`|`\_(y-1.3)/\<|>//`|/O`/`\<`|<`\>/>`//|`/`\`/<|>`\\`|<`\HO>//<\||>`|<`\>/ <=>"pK2=8,9" SO3^-_(A170)`\`/||\//`|`\_(y-1.3)/\<|>//`|/O`/`\<`|<`\>/>`//|`/`\`/<|>`\\`|<`\O`^->//<\||>`|<`\>/

33. Thymolphthalein

Molecular formula: C28H30O4 CAS# 125-20-2
Categories: pH indicator , Phenols
-10 9.310.5 pH
Names
English:
3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-2-benzofuran-1(3H)-one(IUPAC)
;
3,3-Bis[4-hydroxy-2-methyl-5-(1-methylethyl)phenyl]-1(3H)-isobenzofuranone
;
3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one(IUPAC)
;
5',5''-Diisopropyl-2',2''-dimethylphenolphthalein
;
EINECS:204-729-7
;
TCMDC-123951
;
Thymolphthalein [Wiki]
;
Русский:
2,2'-диметил-5,5'-диизопропилфенолфталеин дитимолфталид
;
3,3-бис [4-гидрокси-2-метил-5-(пропан-2-ил) фенил] -2-бензофуран-1 (3Н)-он
;
Тимолфталеин [Wiki]
;
German:
3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-1(3H)-isobenzofuranon
;
3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-2-benzofuran-1(3H)-on(IUPAC)
;
5′,5′′-Diisopropyl-2′,2′′-dimethylphenolphthalein
;
Thymolphthalein [Wiki]
;
French:
3,3-Bis(4-hydroxy-5-isopropyl-2-méthylphényl)-2-benzofuran-1(3H)-one(IUPAC)
;
Thymolphtaléine [Wiki]
;
Español:
Timolftaleína [Wiki]
;
Italiano:
Timolftaleina [Wiki]
;
Português:
Timolftaleína [Wiki]
;
`//`\`||/\\|_q<_(a54,N2)O>_qO_q<_q><`\/`\`=<`\HO>`/<`-<`\>`/>\\-/->_(A-20)\/`||</OH>`\<`|<`\>/>`//|\|

34. Xylenol orange

Molecular formula: C31H32N2O13S CAS# 1611-35-4
5.47.4 pH
Names
English:
2,2',2'',2'''-{(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylenenitrilo]}tetraacetic acid(IUPAC)
;
2,2',2'',2'''-{(1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis[(6-hydroxy-5-methylbenzene-3,1-diyl)methanediylnitrilo]}tetraacetic acid
;
2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)amino]acetic acid(IUPAC)
;
Cresol Phthalexon S
;
EINECS:216-553-8
;
S2VDY878QD
;
Xylenol orange [Wiki]
;
Русский:
Ксиленоловый оранжевый [Wiki]
;
German:
2,2',2'',2'''-{(1,1-Dioxido-3H-2,1-benzoxathiol-3,3-diyl)bis[(6-hydroxy-5-methyl-3,1-phenylen)methylennitrilo]}tetraessigsäure(IUPAC)
;
Xylenolorange [Wiki]
;
French:
3,3'-bis(N,N-bis(carboxyméthyl)aminométhyl)crésolsulfonephtaléine
;
Acide 2,2',2'',2'''-{(1,1-dioxydo-3H-2,1-benzoxathiole-3,3-diyl)bis[(6-hydroxy-5-méthyl-3,1-phénylène)méthylènenitrilo]}tetraacétique(IUPAC)
;
Orange de xylénol [Wiki]
;
العربية:
برتقالي الزايلينول [Wiki]
;
中文:
二甲酚橙 [Wiki]
;
`//`\`||/\\|_qS<_(a94,N2)O><_(a24,N2)O>_qO_q<_q><`|/`||</CH3>`\<`|OH>`//<|\\>`\`|N</`|`\O\/OH>`\`/|O`|`\HO>-/=</CH3>\<-OH>`//<`-`\\>\-N</-<\\O>/OH>\`/<`=O>\OH

35. α-Naphtholbenzein

Molecular formula: C27H20O3 CAS# 6948-88-5
Categories: pH indicator , Phenols
01 8.410 pH
Names
English:
1-Naphthalenemethanol, 4-hydroxy-α-(4-hydroxy-1-naphthalenyl)-α-phenyl-(CAS)
;
4,4'-[Hydroxy(phenyl)methylene]di(1-naphthol)(IUPAC)
;
4-[hydroxy-(4-hydroxynaphthalen-1-yl)-phenylmethyl]naphthalen-1-ol
;
EINECS:230-116-9
;
Fluka 70480
;
p-Naphtholbenzein
;
α-Naphtholbenzein
;
Русский:
1-НАФТОЛБЕНЗЕИН
;
α-Нафтолбензоин
;
German:
4,4'-[Hydroxy(phenyl)methylen]di(1-naphthol)(IUPAC)
;
French:
4,4'-[Hydroxy(phényl)méthylène]di(1-naphtol)(IUPAC)
;
`\\`|//<`|OH>\//\||`/`\\<`|>`/|<-OH><`-`//`-`\\/=\>|`//|\\<|OH>/\\/`||`\`//<|>`\
`//\`//`-`\\/<->`\\<`-HO>/=\-<`|//`|`\\`/||\><|OH>-/=\<=OH>`//\`//`-`\\/<->`\\

36. Picric acid

Molecular formula: C6H3N3O7 CAS# 88-89-1
01.3 pH
Names
English:
1-Hydroxy-2,4,6-trinitrobenzene
;
2,4,6-Trinitrophenol(IUPAC)
;
2,4,6-trinitro-1-phenol
;
2-hydroxy-1,3,5-trinitrobenzene
;
Acide picrique
;
C.I. 10305
;
Carbazotic Acid
;
Melinite
;
NA 1344
;
Nitroxanthic acid
;
PA
;
Phenol, 2,4,6-trinitro-(CAS)
;
Picral
;
Picric acid [Wiki]
;
TNP
;
UN 0154
;
UN 1344
;
UN3364
;
phenol trinitrate
;
picronitric acid
;
trinitrophenol
;
Русский:
2,4,6-Тринитрофенол(IUPAC)
;
Тринитрофенол [Wiki]
;
пикриновая кислота
;
German:
2,4,6-Trinitrophenol
;
Pikrinsäure [Wiki]
;
TNP
;
Trinitrophenol
;
Weltersches Bitter
;
العربية:
حمض البكريك
;
حمض البيكريك [Wiki]
;
Español:
2,4,6-Trinitrofenol(IUPAC)
;
Ácido pícrico [Wiki]
;
Italiano:
2,4,6-trinitrofenolo(IUPAC)
;
Acido picrico [Wiki]
;
trinitrofenolo
;
French:
2,4,6-trinitrophénol(IUPAC)
;
Acide picrique [Wiki]
;
acide carbo-azotique
;
mélinite
;
日本語:
2,4,6-トリニトロフェノール(IUPAC)
;
ピクリン酸 [Wiki]
;
中文:
2,4,6-三硝基苯酚
;
三硝基苯酚
;
苦味酸 [Wiki]
;
Português:
2,4,6-trinitrofenol
;
Ácido pícrico [Wiki]
;
Ελληνικά:
2,4,6-τρινιτροφαινόλης
;
Πικρικό οξύ [Wiki]
;
καρβαζωτικό οξύ
;
πικρονιτρικό οξύ
;
हिन्दी:
पिक्रिक अम्ल [Wiki]
;
C6H2(NO2)3OH
OH|\|`//<|NO2>`\`||<`\O2`N>/\/NO2
OH|\|`//<|N^+\O`\`/O`^->`\`||<`\N^+`|O|`/O`^->/\/N^+`|O|\O^-
(NO2)3C6H2–OH
HOC6H2(NO2)3

37. Methyl Green

Molecular formula: C26H33Cl2N3 CAS# 82-94-0
0.12 pH
Names
English:
(4-{[4-(Dimethylamino)phenyl][4-(trimethylammonio)phenyl]methylene}-2,5-cyclohexadien-1-ylidene)(dimethyl)ammonium dichloride(IUPAC)
;
4-{[4-(dimethylamino)phenyl][4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]methyl}-n,n,n-trimethylanilinium dichloride
;
6P7U4T9BXA
;
Benzenaminium, 4-((4-(dimethylamino)phenyl)(4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene)methyl)-N,N,N-trimethyl-, dichloride
;
Benzenaminium, 4-[[4-(dimethylamino)phenyl][4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]methyl]-N,N,N-trimethyl-, chloride (1:2)(CAS)
;
C.I. 42585
;
C.I. BASIC BLUE 20
;
EINECS:201-447-6
;
EINECS:238-920-1
;
Methyl Green [Wiki]
;
[4-[[4-(dimethylamino)phenyl]-(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]phenyl]-trimethylazanium;dichloride(IUPAC)
;
Русский:
Метиловый зеленый
;
German:
(4-{[4-(Dimethylamino)phenyl][4-(trimethylammonio)phenyl]methylen}-2,5-cyclohexadien-1-yliden)(dimethyl)ammoniumdichlorid(IUPAC)
;
French:
Dichlorure de (4-{[4-(diméthylamino)phényl][4-(triméthylammonio)phényl]méthylène}-2,5-cyclohexadién-1-ylidène)(diméthyl)ammonium(IUPAC)
;
Cl^-_(y-2,N0)H3C/N^+<`|H3C>\\/\\|<`/`\\`|>\\</`||/\\<|`//`\>/N<`|CH3>\CH3>|\\|`//<`\`||/>|N^+<_q4CH3><|CH3>_p4H3C_(x#1,N0)Cl^-
-N^+<`|><|><_(x-2,y-1,N0)Cl^-><_(x-2,y1,N0)Cl^->-//-\\<`/`=`\>-</=/`\\<`-`//\>/N<`\>->\\-\\`/<`-`\\/>\\N^+<`/>-

38. 4-Anilinoazobenzene

Molecular formula: C18H15N3 CAS# 101-75-7
1.12.8 pH
Names
English:
4-(Phenylazo)diphenylamine
;
4-Anilinoazobenzene
;
Benzenamine, N-phenyl-4-(2-phenyldiazenyl)-(CAS)
;
EINECS:202-972-3
;
N-Phenyl-4-(phenyldiazenyl)aniline(IUPAC)
;
N-phenyl-4-(phenylazo)aniline
;
N1-phenyl-4-(2-phenyldiaz-1-enyl)aniline
;
benzeneazodiphenylamine
;
diphenylamine, 4-phenylazo-
;
p-Phenazodiphenylamine
;
Русский:
Бензолазодифениламин
;
German:
N-Phenyl-4-(phenyldiazenyl)anilin(IUPAC)
;
French:
N-Phényl-4-(phényldiazényl)aniline(IUPAC)
;
`/`=`\//-\\-N=N-//-\\<`/`=`\>-N<_(y.5)H>-//-\\`/`=`\
||`/`\\`|//\/N<_(y-.5)H>\//\||<`/`\\`|>\N||xN\//\||`/`\\`|

39. Xylenol Blue

Molecular formula: C23H22O5S CAS# 125-31-5
1.21.8 89.6 pH
Names
English:
1,4-Dimethyl-5-hydroxybenzenesulfonephthalein
;
1,4-Dimethyl-5-hydroxybenzenesulfonphthalein
;
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis(2,5-dimethylphenol)(IUPAC)
;
4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2,5-dimethylphenol)-S,S-dioxide
;
BRA8Z80WK7
;
EINECS:204-736-5
;
Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,5-dimethyl-(CAS)
;
Xylenol Blue
;
[125-31-5]
;
a,4,4'-Trihydroxy-2,5,2',5'-tetramethyltriphenylmethane-2''-sulfonic Acid g-Sultone
;
p-Xylenesulfonephthalein
;
p-Xylenolsulfonephthalein
;
p-Xylenolsulfonphthalein
;
p-Xylenolsulfophthalein
;
Русский:
Ксиленоловый синий
;
ксиленолбляу
;
п-ксиленолсульфофталеин
;
German:
4,4'-(1,1-Dioxido-3H-2,1-benzoxathiol-3,3-diyl)bis(2,5-dimethylphenol)(IUPAC)
;
French:
4,4'-(1,1-Dioxydo-3H-2,1-benzoxathiole-3,3-diyl)bis(2,5-diméthylphénol)(IUPAC)
;
`/`\\<`/>`|<`\HO>//\</>||\</\`\`|//<`|>\</OH>||`/|>_(a0)O_pS<_(a-90,N2)O><_(a-30,N2)O>_p_p<_p>_qq6_q6_qq6_q6_qq6

40. Pentamethoxy Red

Molecular formula: C24H26O6 CAS# 1755-51-7
1.23.2 pH
Names
English:
2,2',2'',4,4'-pentamethoxytrityl alcohol
;
Benzenemethanol, α-(2,4-dimethoxyphenyl)-2,4-dimethoxy-α-(2-methoxyphenyl)-
;
Bis(2,4-dimethoxyphenyl)(2-methoxyphenyl)methanol(IUPAC)
;
EINECS:217-146-8
;
Pentamethoxy Red
;
[1755-51-7]
;
bis(2,4-dimethoxyphenyl)-(2-methoxyphenyl)methanol
;
Русский:
Пентаметокси красный
;
пентаметоксиред
;
German:
Bis(2,4-dimethoxyphenyl)(2-methoxyphenyl)methanol(IUPAC)
;
French:
Bis(2,4-diméthoxyphényl)(2-méthoxyphényl)méthanol(IUPAC)
;
H3C\O/\/`||`\<`|O`\H3C>`//|\|<`-HO><-//-\\`/`=<`\>_(A80)O\CH3>|`/|\\<|O`/H3C>/`||`\`/`\O`/H3C
H3C`O@:SL(a)$L(.8)&a$L()@(\)|\\@:Ox(a:|)<@SL(&a)`OCH3>@()/<`||`\`//>@:LL(a)$L(1.3)&a$L()@(\)<\OH><@LL(/)\/`||`\`//|\@Ox()>@LL(|)\|`//@Ox()`\`||/\@Ox(/)