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Azo compound

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Organic compound » Azo compound
Selected category: Azo compound
Total count of records found: 64. Showed records: 20.

1. Diphenylcarbazone

Molecular formula: C13H12N4O CAS# 538-62-5
Names
English:
(Phenylazo)formic acid 2-phenylhydrazide
;
(Z)-N',2-Diphenyldiazenecarbohydrazide(IUPAC)
;
1-anilino-3-phenyliminourea(IUPAC)
;
5UYJ4R0D5T
;
Diphenylcarbazone
;
EINECS:208-698-0
;
Methanone, [(Z)-2-phenyldiazenyl](2-phenylhydrazinyl)-(CAS)
;
SYM-DIPHENYLCARBAZONE
;
UNII-96YS88318X
;
|`//`\`||/\\/N\\N/`|O|\N<_(y.6)H>/N<_(y-.5)H>\||\//`|`\\`/
//`\`=`/\\-\N=N/<`\\O>-NH\HN-\\-//`\`=`/
`/`\\`|//\||\N<_(y.5)H>/N<_(y-.5)H>\|O`|/N\\N/\\/`||`\`//|

2. Azobenzene

Molecular formula: C12H10N2 CAS# 103-33-3
Names
English:
(E)-1,2-diphenyldiazene
;
(E)-Diphenyldiazene(IUPAC)
;
1,2-Diphenyldiazene
;
Azobenzene [Wiki]
;
Azobenzene, (E)-
;
DIAZENE, DIPHENYL-, (E)-
;
Diazene, 1,2-diphenyl-, (E)-(CAS)
;
Diphenyldiazene(IUPAC)
;
EINECS:203-102-5
;
NSC 2102
;
trans-Azobenzene
;
|`//`\`||/\\/N\\N/\\/`||`\`//|
C6H5N=NC6H5
/`\\`-`//\=\N=N\-\\`/`=`\//

3. Amaranth

Molecular formula: C20H11N2Na3O10S3 CAS# 915-67-3
Names
English:
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-((4-sulfo-1-naphthalenyl)azo)-, trisodium salt
;
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)(CAS)
;
Acid Red 27
;
Amaranth
;
Amaranth (dye) [Wiki]
;
Azorubin S
;
C.I. 16185
;
C.I. Food Red 9
;
E123
;
EINECS:213-022-2
;
FD&C Red No. 2
;
NSC 4300
;
Trisodium 3-hydroxy-4-[(4-sulfonato-1-naphthyl)diazenyl]-2,7-naphthalenedisulfonate(IUPAC)
;
trisodium;(4Z)-3-oxo-4-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2,7-disulfonate(IUPAC)
;
N`|`\`/O/`|<`\S<_qq4O><_pp4O>`\O`^-`/0Na^+>//\|\//`|</S<_qq4O><_pp4O>/O^-\0Na^+>`\\`/|`/|`/HN|\\|`//<|S<_qq4O><_pp4O>|O^-\0Na^+>`\`//`\`||/\\<|>/
`\<`/HO>`||<`\S<_qq4O><_pp4O>`\O`^-`/0Na^+>/\\/\\</S<_qq4O><_pp4O>/O^-\0Na^+>|`//`\<`|>`//|N\\N|\|\//`|`\\`/|`/<`\\`|//>|S<_qq4O><_pp4O>|O^-\0Na^+
``-`/\-/`\_o`-0`\<`-NaO3`S>/-\<`/_o>_(A-30)N\\N_(A-30)/<`\HO>-</SO3Na>\`/`-<`\_o>`/\-<\SO3Na>/`\_o

4. Azobisisobutyronitrile

Molecular formula: C8H12N4 CAS# 78-67-1
Categories: Nitriles , Azo compound
Names
English:
(E)-Azobis(isobutyronitrile)
;
2,2'-(E)-Diazene-1,2-diylbis(2-methylpropanenitrile)
;
2,2'-Azo-bis(isobutyronitrile)
;
2,2'-Azobis(2-methylpropionitrile)
;
2,2'-Azobis(isobutyronitrile)
;
2,2'-Azobis[2-methylpropanenitrile]
;
2,2'-Azobisisobutyronitrile
;
2,2'-Azodiisobutyronitrile
;
2,2'-[(E)-1,2-Diazenediyl]bis(2-methylpropanenitrile)(IUPAC)
;
2,2'-azo-bis-isobutyronitrile
;
2,2'-azobis-(2-methylpropionitrile)
;
2,2-azobis(isobutyronitrile)
;
2,2′-azobis(2-methylpropionitrile)
;
2,2′-azobis(isobutyronitrile)
;
2,2′-azobisisobutyronitrile
;
2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile(IUPAC)
;
AIBN
;
Azobisisobutyronitrile [Wiki]
;
EINECS:201-132-3
;
Porofor-57
;
Propanenitrile, 2,2'-[(E)-1,2-diazenediyl]bis[2-methyl-(CAS)
;
Propanenitrile, 2,2'-azobis[2-methyl-
;
Propionitrile, 2,2'-azobis[2-methyl-
;
VAZO 64
;
a,a'-Azodiisobutyronitrile
;
a,a'-azobis(isobutyronitrile)
;
a,a'-azobisisobutyronitrile
;
azobis(isobutyronitrile)
;
N\\\C\<_(A120)H3C><_(A60)CH3>/N\\N/<_(A-60)CH3><_(A-120)H3C>\C\\\N
N///C/<_q4><_p4>/N\\N/<_q4><_p4>/C///N
N%C-C<`|CH3><|CH3>-N=N-C<`|CH3><|CH3>-C%N

5. 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)
;
NSC 6236
;
Solvent Yellow 2
;
Sudan Yellow
;
benzenamine, N,N-dimethyl-4-[(E)-phenylazo]-
;
p-(Dimethylamino)azobenzene
;
p-Dimethylaminoazobenzen
;
p-Dimethylaminoazobenzene
;
|`//`\`||/\\/N\\N/\\/`||<`\`//|>/N<`|>\
\N<`/>-\\-//<`\`=`/>-N//N-\\-//`\`=`/

6. Eriochrome Black T

Molecular formula: C20H12N3NaO7S CAS# 1787-61-7
Categories: Organic salt , Dye , Azo compound
Names
English:
1-Naphthalenesulfonicacid, 3-hydroxy-4-[2-(1-hydroxy-2-naphthalenyl)diazenyl]-7-nitro-, sodium salt(1:1)(CAS)
;
Acid Chrome Black ET
;
Acid Chrome Black Special
;
Acid Mordant Black T
;
Alizarine Chrome Black PT
;
Azochromol Black T
;
Chromazine Black T
;
Chromogene Black ET (6CI)
;
Diacromo Black PA
;
DiamondBlack PT
;
Durochrome Black T
;
EBT
;
EINECS 217-250-3
;
Eniacromo Black PA
;
Eriochrome Black T [Wiki]
;
Eriochrome Black TDW
;
Fast Chrome Black T
;
Fenakrom Black ET
;
FenakromBlack ET
;
Hispacrom Black T
;
Kenachrome Black T
;
Magracrom Black A
;
Mordant Black 11
;
NSC 47712
;
Solochrome Black T
;
sodium;(4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonate(IUPAC)
;
||<\OH>`/`\`/||\//`|`\`|//\/N\\N/`|/`|`\\<`|NO2>`/||\/\</S<_qq4O><_pp4O>/O^-\0Na^+>||`/<|OH>`\\
`|//\|\//`|`\\`/|`/<|OH>`\\|N||N|\|`//<|SO3Na>`\`|`\`//|<`/O2`N>\\/`|/\/OH
HO/\/`||`\`/`\\`|//\||`/0|\|HN\N||\|\//<\N^+|O`|/O^->`|`\\`/|`/<|S<`=O><=O>|O^-\hNa^+>`\\`|`\O\/
Na`^+/0O`^-\S<_qq4O><_pp4O>\|`//|<`/N`^+|O`|`\O`^->\\/`||<`\>/<`||</OH>`\`//>\N//N\||\//\//`|`\\`/<|>`\\<`|OH>`/

7. Azo violet

Molecular formula: C12H9N3O4 CAS# 74-39-5
1113 pH
Names
English:
1,3-Benzenediol, 4-((4-nitrophenyl)azo)-
;
1,3-Benzenediol, 4-[(4-nitrophenyl)azo]-
;
1,3-Benzenediol, 4-[(E)-2-(4-nitrophenyl)diazenyl]-(CAS)
;
2,4-Dihydroxy-4'-nitroazobenzene
;
4-(p-Nitrophenylazo)resorcinol
;
4-[(4-nitrophenyl)diazenyl]benzene-1,3-diol
;
4-[(E)-(4-Nitrophenyl)diazenyl]-1,3-benzenediol(IUPAC)
;
4-[(E)-(4-Nitrophenyl)diazenyl]benzene-1,3-diol
;
Azo violet [Wiki]
;
Magneson I
;
Magnezon I
;
Resorcinol, 4-((p-nitrophenyl)azo)-
;
Resorcinol, 4-[(p-nitrophenyl)azo]-
;
UNII:YND5ZT5BS3
;
azoviolet
;
OH`/|`/`\\`|<`\HO>//\|\N//N\||\//<`|`\\`/>\N^+|O`|/O^-
$slope(60)O`//N^+<_(A180)O`^->\-\\`/<`=`\//>\N_(A0,N2)N\-\\`/<\OH>`=`\<`-HO>//
O\\N^+<`/O`^->-\\-//<`\`=`/>-N//N-\-//<-OH>`\`=`/\`/HO

8. Azodicarbonamide

Molecular formula: C2H4N4O2 CAS# 123-77-3
Names
English:
(E)-1,2-Diazenedicarboxamide(IUPAC)
;
(E)-Azodicarbonamide
;
(E)-Diazene-1,2-dicarboxamide
;
1,2-Diazenedicarboxamide, (E)-(CAS)
;
ADA
;
Azobisformamide
;
Azodicarbonamide [Wiki]
;
Azodicarboxamide
;
C,C'-Azodi(formamide)
;
Carbamoyliminourea
;
Diazenedicarboxamide
;
E927a
;
EINECS:204-650-8
;
azo(bis)formamide
;
H2N/`|O|\N//N\|O`|/NH2
H2NC(O)N=NC(O)NH2

9. Azorubine

Molecular formula: C20H12N2Na2O7S2 CAS# 3567-69-9
Names
English:
1-Naphthalenesulfonic acid, 4-hydroxy-2-[(E)-2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2)(CAS)
;
Acid Red 2C
;
Acid red 14
;
Azo Rubine
;
Azorubin
;
Azorubine [Wiki]
;
Brilliant Crimson Red
;
C.I. Acid Red 14
;
Carmoisine
;
Chromotrope FB
;
Disodium 4-hydroxy-2-[(E)-(4-sulfonato-1-naphthyl)diazenyl]-1-naphthalenesulfonate(IUPAC)
;
Disodium 4-hydroxy-2-[(E)-(4-sulfonato-1-naphthyl)diazenyl]naphthalene-1-sulfonate
;
E122
;
EINECS 222-657-4
;
EINECS:222-657-4
;
NSC 7807
;
disodium 4-hydroxy-2-[(E)-(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
;
disodium;(3E)-4-oxo-3-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1-sulfonate(IUPAC)
;
karmesin
;
OH|\`\`/|`//`\`||/\\|0\<|S<_qqO><_ppO>_(A80)O^-_(A15,N0)Na^+>//`|/N\\N/\`\`|//\|`/|\\/`||`\`|/S<_qqO><_ppO>_(a-15)O^-_(A15,N0)Na^+
Na^+/0O`^-/S<_qq4O><_pp4O>/\/`||</OH>`\`||`\`//|\\</>|\|N\\N|`/c/\||`/`\`|`\`//|\\/\|S<_qq4O><_pp4O>|O^-|0Na^+
Na^+|0O`^-\S<_qq4O><_pp4O>\|`//|\\/`||<`\>/<`||`\`//>\N<_(y.5)H>/N\\/`|O|\//\||`/`\\<`|>`/<`\\`|>|S<_qq4O><_pp4O>|O^-\0Na^+

10. Acid orange 5

Molecular formula: C18H14N3NaO3S CAS# 554-73-4
1.43.2 pH
Names
English:
4-[[4-(Phenylamino)phenyl]azo]benzenesulfonic Acid Monosodium Salt
;
Acid Yellow D
;
Acid orange 5 [Wiki]
;
Benzenesulfonic acid, 4-[(E)-2-[4-(phenylamino)phenyl]diazenyl]-, sodium salt (1:1)(CAS)
;
Benzenesulfonic acid, 4-[[4- (phenylamino)phenyl]azo]-, monosodium salt
;
Benzenesulfonic acid, p-[(p-anilinophenyl)azo]-, monosodium salt
;
Benzenesulfonic acid, p-[(p-anilinophenyl)azo]-, sodium salt
;
C.I. 13080
;
Diphenylamine Orange
;
EINECS:209-071-4
;
Fast yellow
;
Orange GS
;
Orange IV
;
Orange N
;
OrangeIV
;
Sodium 4-[(E)-(4-anilinophenyl)diazenyl]benzenesulfonate(IUPAC)
;
Sodium p-[(p-Anilinophenyl)azo]benzenesulfonate
;
Solar Orange IV
;
Tropaeolin
;
Tropaeolin OO
;
Tropeolin OO
;
UNII-VR8Q3R288W
;
p-[(p-Anilinophenyl)azo]benzenesulfonic Acid Sodium Salt
;
sodium 4-[4-(Anilino)phenylazo]benzenesulfonate
;
sodium;4-[(4-anilinophenyl)diazenyl]benzenesulfonate(IUPAC)
;
`/`\\`|//\||\N<_(y.5)H>/\\/`||<`\`//|>/N\\N/\\/`||<`\`//|>/S<_(A-120,N2)O><_(A-60,N2)O>\O^-\0Na^+
`/`=`\//-\\-N<_(y-.5)H>-//-\\<`/`=`\>-N=N-/=\<`//`-`\\>-S<`||O><||O>-O^-# -0Na^+

11. Alizarine Yellow R

Molecular formula: C13H8N3NaO5 CAS# 1718-34-9
10.112 pH
Names
English:
Alizarine Yellow R [Wiki]
;
Benzoic acid, 2-hydroxy-5-[(E)-2-(4-nitrophenyl)diazenyl]-, sodium salt (1:1)(CAS)
;
C.I. Mordant Orange 1
;
EINECS:217-002-4
;
Salicylic acid, 5-[(p-nitrophenyl)azo]-, monosodium salt
;
Salicylic acid, 5-[(p-nitrophenyl)azo]-, sodium salt
;
Sodium 2-hydroxy-5-[(E)-(4-nitrophenyl)diazenyl]benzoate(IUPAC)
;
[1718-34-9]
;
benzoic acid, 2-hydroxy-5-[(E)-(4-nitrophenyl)azo]-, monosodium salt
;
O`^-/N^+`|O|\||\//<`|`\\`/>\N//N\|\\/<\OH>`||<`\`//>/`|O|\O^-_(x1.4,N0)Na^+
O`^-/N^+<`\\O>-\\-//<`\`=`/>-N//N-/=\<-OH>`//<`-`\\>\<`//O>-O^-\0Na^+

12. Chrysoine resorcinol

Molecular formula: C12H9N2NaO5S CAS# 547-57-9
1112.7 pH
Names
English:
4-[(2,4-Dihydroxyphenyl)azo]benzenesulfonic Acid Monosodium Salt
;
Acid Orange 6
;
Benzenesulfonic acid, 4-[(E)-2-(2,4-dihydroxyphenyl)diazenyl]-, sodium salt (1:1)(CAS)
;
Benzenesulfonic acid, p-[(2,4-dihydroxyphenyl)azo]-, sodium salt
;
C.I. 14270
;
C.I. Acid Orange 6
;
C.I. Acid Orange 6 monosodium salt
;
C.I. Food Yellow 8
;
Chrysoine
;
Chrysoine resorcinol [Wiki]
;
Chrysoine resorcinol [Wiki]
;
EINECS:208-924-8
;
Gold Yellow
;
Orange VI
;
Resorcin yellow
;
Resorcinol Yellow
;
Sodium 4-[(E)-(2,4-dihydroxyphenyl)diazenyl]benzenesulfonate(IUPAC)
;
Sodium p-(2,4-Dihydroxyphenylazo)benzenesulfonate
;
Tropaeolin O
;
Tropaeolin R
;
Tropaeoline
;
Yellow T
;
sodium 4-[2-(2,4-dihydroxyphenyl)diazenyl]benzenesulfonate
;
|<\OH>`//`\<`/HO>`||/\\/N\\N/\\/`||<`\`//|>/S<_qq4O><_pp4O>/O^-\0Na^+
HO-/=</OH>\<`//`-`\\>-N=N-\\-//<`\`=`/>-SO3Na
$L(1.4)Na^+`/hO`^-$L()|S<=O><`=O>|\||`/<`\\`|//>|NH`/N||`/||\|O`|/`||</OH>`\

13. Congo red

Molecular formula: C32H22N6Na2O6S2 CAS# 573-58-0
35.2 pH
Names
English:
1-Naphthalenesulfonic acid, 3,3'-[[1,1'-biphenyl]-4,4'-diyldi(E)-2,1-diazenediyl]bis[4-amino-, sodium salt (1:2)(CAS)
;
1-naphthalenesulfonic acid, 3,3'-([1,1'-biphenyl]-4,4'-diyldiazo)bis[4-amino-, disodium salt
;
3,3'-[[1,1'-Biphenyl]-4,4'-diylbis(azo)]bis[4-amino-1-naphthalenesulfonic Acid] Disodium Salt
;
CI Direct Red 28
;
Congo Red (C.I. 22120)
;
Congo red [Wiki]
;
Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate)(IUPAC)
;
Disodium 3,3'-[biphenyl-4,4'-diyldi(E)diazene-2,1-diyl]bis(4-aminonaphthalene-1-sulfonate)
;
EINECS:209-358-4
;
Haemomedical
;
NSC 56651
;
NSC 7232
;
Sodium Diphenyldiazo-bis-a-naphthylaminesulfonate
;
UNII-3U05FHG59S
;
disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate(IUPAC)
;
NH2`/\`/`=<`/S<_pp6O><_(a0,N2)O>\O^-_(x1.5,N0)Na^+>`\/`\`=`/\\-/-\-N\\N-//-\\<`/`=`\>-\\-//<`\`=`/>-N\\N-\-/-\\`/`=`\/`\</S<_(a0,N2)O><_qq6O>_p6O^-_(x1.5,N0)Na^+>`=`/\`/H2N

14. Metanil Yellow

Molecular formula: C18H14N3NaO3S CAS# 587-98-4
1.22.3 pH
Names
English:
3-(4-Anilinophenylazo)benzenesulfonic acid sodium salt
;
3-[[4-(Phenylamino)phenyl]azo]benzenesulfonic Acid Monosodium Salt
;
Acid Metanil Yellow
;
Acid Yellow 36
;
Benzenesulfonic acid, 3-[(E)-2-[4-(phenylamino)phenyl]diazenyl]-, sodium salt (1:1)(CAS)
;
Benzenesulfonic acid, 3-[[4- (phenylamino)phenyl]azo]-, monosodium salt
;
Benzenesulfonic acid, m-[(p-anilinophenyl)azo]-, sodium salt
;
C.I. 13065
;
EINECS:209-608-2
;
Ext. D & C Yellow No.1
;
Metanil Yellow [Wiki]
;
Monoazo
;
NSC 7337
;
NSC 9292
;
Sodium 3-[(E)-(4-anilinophenyl)diazenyl]benzenesulfonate(IUPAC)
;
Sodium Salt of Metanilylazodiphenylamine
;
Tropaeolin G
;
m-[(p-Anilinophenyl)azo]benzenesulfonic Acid Sodium Salt
;
sodium 3-{(E)-[4-(phenylamino)phenyl]diazenyl}benzenesulfonate
;
sodium;3-[(4-anilinophenyl)diazenyl]benzenesulfonate(IUPAC)
;
`//`\`||/\\|\N<_(y.5)H>/`||/\\|<`//`\>\N//N\||\//<`|`\\`/>\S<_(A120,N2)O><_(A60,N2)O>/O^-`|0Na^+

15. Methyl orange

Molecular formula: C14H14N3NaO3S CAS# 547-58-0
3.14.4 pH
Names
English:
4-(4-Dimethylaminophenylazo)benzenesulfonate de sodium
;
4-DIMETHYLAMINOAZOBENZENE, 4'-SULFONIC ACID SODIUM SALT
;
4-Dimethylaminoazobenzene-4'-sulfonic acid sodium salt
;
4-[[4-(Dimethylamino)phenyl]azo]benzenesulfonic acid sodium salt
;
Acid Orange 52
;
Albion Methyl Orange
;
Benzenesulfonic acid, 4-[2-[4-(dimethylamino)phenyl]diazenyl]-, sodium salt (1:1)
;
Benzenesulfonic acid, 4-[[4-(dimethylamino)phenyl]azo]-, sodium salt(CAS)
;
Benzenesulfonic acid, p-[[p-(dimethylamino)phenyl]azo]-, sodium salt
;
C.I. 13025
;
C.I. Acid Orange 52
;
Diazoben
;
EINECS:208-925-3
;
Eniamethyl Orange
;
Gold Orange
;
Helianthine
;
Helianthine B
;
KCA Methyl Orange
;
Methyl Orange B
;
Methyl orange [Wiki]
;
NSC 9416
;
Natrium-4-(4-dimethylaminophenylazo)benzolsulfonat
;
Orange 3
;
Orange III
;
P-(P-DIMETHYLAMINOPHENYLAZO)-BENZENE-SULFONATE OF SODIUM
;
Sodium 4'-(dimethylamino)azobenzene-4-sulfonate
;
Sodium 4-(dimethylamino)azobenzene-4'-sulfonate
;
Sodium 4-[(4-dimethylamino)phenylazo]benzenesulfonate
;
Sodium 4-[(4dimethylamino)phenyldiazenyl]benzenesulfonate(IUPAC)
;
Sodium 4-[4-(dimethylamino)phenylazo]benzenesulfonate
;
Sodium p-[[p-(dimethylamino)phenyl]azo]benzenesulfonate
;
Sodium p-dimethylaminoazobenzenesulfonate
;
Tropaeolin D
;
metilnaranja
;
sodium 4-(4-dimethylaminophenylazo)benzenesulphonate
;
$slope(60)\N<`/>-/-\`/`=`\/-0\-N//N-\-/`\`=`/\-0/-S<_(A-75,N2)O><_(A-15,N2)O>\O^-_(x1,N0)Na^+
SO3Na|\|`/`\`||/\|0`/|N\\N|\|`/`\`||/\|0`/|N<`/H3C>\CH3
H3C\N<|CH3>/\/`|`\`//|\/0`|/N\\N/\/`|`\`//|\/0`|/S`|O|<||O>-ONa

16. 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]
;
H3C\N<|CH3>/\//`|<`\\`/||>/N\\N/\/`||`\`//|\|COOH
/N<`|>\||\//<`|`\\`/>\N//N\||\//`|`\\<`/>`|`\O\/OH

17. 4,5-dioxo-3,6-bis[(2-phosphonophenyl)hydrazinylidene]naphthalene-2,7-disulfonic acid

Molecular formula: C22H18N4O14P2S2 CAS# 16017-11-1
Names
English:
2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3,6-bis[(o-phosphonophenyl)azo]-(8CI)
;
2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3,6-bis[(2-phosphonophenyl)azo]- (9CI)
;
2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3,6-bis[2-(2-phosphonophenyl)diazenyl]-
;
4,5-dioxo-3,6-bis[(2-phosphonophenyl)hydrazinylidene]naphthalene-2,7-disulfonic acid(IUPAC)
;
Phosphonazo III
;
PO3H2`/|`/`\\`|//\|\N//N\/`/|<`/HO3`S>\\/\//<\SO3H>`|<`\\<`|OH>`/|`|`\`|OH>/N\\N/`|/\\|`//`\`|`\H2O3`P
HO|P<`-HO><=O>|`//|\\/`||<`\>/NH`|N//`|<`\S<_qq4O><_pp4O>`\HO>//\|`|/\\</S<_qq4O><_pp4O>/OH>|<`/|O`|`\`/|O`|`\>\\N|HN\||\//`|`\\<`/>`|P<`=O><-OH>`|OH

18. Arsenazo I

Molecular formula: C16H13AsN2O11S2 CAS# 520-10-5
Names
English:
(3E)-3-[(2-arsonophenyl)hydrazinylidene]-5-hydroxy-4-oxonaphthalene-2,7-disulfonic acid(IUPAC)
;
2,7-Naphthalenedisulfonic acid, 3-((2-arsonophenyl)azo)-4,5-dihydroxy-
;
2,7-Naphthalenedisulfonic acid, 3-[(E)-2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-(CAS)
;
2,7-Naphthalenedisulfonicacid, 3-[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-(CAS)
;
3-[(E)-(2-Arsonophenyl)diazenyl]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid(IUPAC)
;
AC1OC53M
;
AI3-52540
;
AKOS015916690
;
Arsenazo
;
Arsenazo 1
;
Arsenazo I
;
EINECS 208-285-5
;
EINECS 222-600-3
;
I14-51861
;
Neothorin
;
Neothoron
;
Uranon
;
AsO(OH)2|\|`//`\`||/\_(x1)N=N_(x1)/\|\//<\SO3H`>`|`\\<`|OH>`/|`/`\\<`/HO3`S>`|/`|OH
|<\SO3H>`//`\`|`\<`|OH>`//|<`/HO3`S>\\/`|/<`|OH>\\_(x1.5)N=N_(x1.5)|\//`|`\\`/|c|As<`\\O><|HO>\OH
OH`-S`|O|c|O`|``/|`/<|OH>`\\`|`\`//<`\S`|O|c|O`|`-HO>|\\<|OH>/`|0//\|\N_(x1,N2)N\/\||`/`\\`|/`|As`|O|<`-HO>-OH
`\<`|AsO3H2>`/|\/`|_o-N=N-|<`/HO3`S>\/`|`\<`|OH>`/_o/0\0/<`|OH>\|<\SO3H>`/`\`|0_o

19. Arsenazo II

Molecular formula: C32H24As2N4O22S4 CAS# 3861-75-4
Names
English:
2,7-Naphthalenedisulfonic acid,3,3'-[[4,4'-diarsono(1,1'-biphenyl)-3,3'-diyl]bis(azo)] bis(4,5-dihydroxy-
;
3,3'-bis-1,8-Dihydroxy-3,6-disulpho-2-naphthyl-azo-diphenyl-4,4'-diarsonic acid, tetras Arsenaxo II
;
3,3'-bis-1,8-Dihydroxy-3,6-disulpho-2-naphthyl-azo-diphenyl-4,4'-diarsonic acid,tetras
;
7-Naphthalenedisulfonic acid, 3,3'-[[4,4'-diarsono(1,1'-biphenyl)-3,3'-diyl]bis(azo)] bis(4,5-di2
;
Arsenazo II
;
OH|\|<\SO3H>`//`\`|`\<`|OH>`//|<`/HO3`S>\\/`|/\/N=N/-/`\\`-`//<`-(OH)2O`As>\-/0-\-/<-AsO(OH)2>`\\`-`//\0-\N=N\|<`/HO3`S>\\/`|/<`|OH>\\|<\SO3H>`//`\`|`\`/c/`|OH
`/`\<`/HO3`S>`|/<`|OH>\|_o\/<\SO3H>`|:a`\<`|OH>`/_o; #a-N=N/-/:b`\`-`/<`\H2O3`As>\_o; #b-\-:c/</AsO3H2>`\`-`/_o; #c\N=N-|<`/HO3`S>\/`|:d`\<`|OH>`/_o; #d/<`|OH>\|<\SO3H>`/`\`|0_o

20. Arsenazo III

Molecular formula: C22H18As2N4O14S2 CAS# 1668-00-4
Names
English:
(3Z,6Z)-3,6-bis[(2-arsonophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid(IUPAC)
;
2,7-Naphthalenedisulfonicacid, 3,6-bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-(CAS)
;
Arsenazo III
;
OH`/As<_qq4O><_p4HO>`/|`/`\\`|//\|\N//N\||<`/S<_qq4O><_pp4O>`/HO>\//`|<`\\<`|OH>`/>/<`|OH>\\<|<\S<_qq4O><_pp4O>\OH>`//`\>/N\\N/`|//\||`/`\\`|0`\As<_qq4O><_p4OH>`\HO
AsO3H2`/|`/`\\`|//\|\N\\N\|<`/HO3`S>\\/`|/<`|OH>\|<\SO3H>`//`\`|<`\<`|OH>`//>/0\/N//N/`|/\\|`//`\`|`\H2O3`As
OH`\As<_q4HO><_pp4O>`\`//`\`||/\\<|>/N<_(A-135,L.8)H>\N//\|O`|/`|/\\</S<_pp4O><_qq4O>/OH>|:a`/|O`|`\`|`\`//<|>`\S<_qq4O><_pp4O>`\HO; #a\\N/N<_(A-45,L.8)H>\|\//`|`\\`/|`/As<_pp4O><_q4OH>`/HO