System to describe the chemical formulas for WEB.

Azo compound

Find chemicals by name or formulas.
This reference contains the names of substances and descriptions of the chemical formulas (including the structural formula and the skeletal formula).
Type the part of name or the formula of substance for search:
Languages: | | | Apply to found
Organic compound » Azo compound
Selected category: Azo compound
Total count of records found: 64. Showed records: 20.

41. Trypan blue

Molecular formula: C34H24N6Na4O14S4 CAS# 72-57-1
Categories: Azo compound , Amine , Dye , Organic salt , Phenols
PubChem CID: 9562061 | ChemSpider ID: 10482308 | CHEBI:78897 | CHEMBL1640 | CB8315001 | UNII-I2ZWO3LS3M | NSC 11247 | MolPort-006-110-198
Names
English:
2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)di(E)-2,1-diazenediyl]bis[5-amino-4-hydroxy-, sodium salt (1:4)(CAS)
;
3,3'-[(3,3'-Dimethyl-4,4'-biphenylene)bis(azo)]bis(5-amino-4-hydroxy-2,7-naphthalenedisulfonic Acid) Tetrasodium Salt
;
3,3'-[(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-2,7-naphthalenedisulfonic Acid] Tetrasodium Salt
;
C.I. 23850
;
C.I. Direct Blue 14
;
C.I. Direct Blue 14, tetrasodium salt
;
Congo Blue
;
Diamine Blue
;
Dianil blue
;
Diphenyl Blue
;
Direct Blue 14
;
EINECS:200-786-7
;
NCI C61289
;
Naphthylamine Blue
;
Tetrasodium 3,3'-[(3,3'-Dimethyl-4,4'-biphenylene)bis(azo)]bis(5-amino-4-hydroxy-2,7-naphthalenedisulfonate)
;
Tetrasodium 3,3'-[(3,3'-dimethyl-4,4'-biphenyldiyl)di(E)-2,1-diazenediyl]bis(5-amino-4-hydroxy-2,7-naphthalenedisulfonate)(IUPAC)
;
Tetrasodium 3,3'-[(3,3'-dimethylbiphenyl-4,4'-diyl)di(E)diazene-2,1-diyl]bis(5-amino-4-hydroxynaphthalene-2,7-disulfonate)
;
Trypan blue [Wiki]
;
Trypane Blue
;
VisionBlue
;
[72-57-1]
;
tetrasodium;(3Z)-5-amino-3-[[4-[4-[(2Z)-2-(8-amino-1-oxo-3,6-disulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate(IUPAC)
;
`/<\SO3Na>`=`\`=`\<`-NaO3`S>//-</NH2>\\<`/>-</OH>\\-N\\N-\-//<`\`=`/\`/H3C>-\\-<\CH3>//<`\`=`/>-N//N-\<`/NaO3`S>=/=/<-SO3Na>`\\`-<`\H2N>`//<\>`-<`\HO>`//
|<_(a-35)S<_qq4O><_(a0,N2)O>_p4O`^-_(a0,N0)Na`^+>`//`\`//`\<`/S<_qq4O><_(a0,N2)O>_p4O`^-_(a0,N0)Na^+>`||/<`|H2N>\\<|>/`|O|\//N\N<_(y.5)H>/\/`||<`\`//|\|>/`||/<`|>\\<|`//`\>/N<_(y-.5)H>\N//\|O`|/\\<|NH2>/`||</S<_qq4O><_(a0,N2)O>_p4O^-_(a0,N0)Na^+>`\`//<|>`\`//<|>_(a80)S<_qq4O><_(a0,N2)O>_p4O^-_(a0,N0)Na^+

42. Janus Green B

Molecular formula: C30H31ClN6 CAS# 2869-83-2
Categories: Azo compound , Amine , Aromatic hydrocarbon , Dye , Organic salt
PubChem CID: 76123 | ChemSpider ID: 68607 | CHEBI:21184 | MolPort-003-895-005 | UNII-B9KQ101KHX | NSC 13986 | CB5853432
Names
English:
3-(Diethylamino)-7-[[4-(dimethylamino)phenyl]azo]-5-phenylphenazinium Chloride
;
3-(Diethylamino)-7-{(E)-[4-(dimethylamino)phenyl]diazenyl}-5-phenylphenazin-5-ium chloride(IUPAC)
;
8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride(IUPAC)
;
B9KQ101KHX
;
C.I. 11050
;
Diazin Green S
;
EINECS:220-695-6
;
Janus Green B [Wiki]
;
Phenazinium, 3- (diethylamino)-7-[[4-(dimethylamino)phenyl]azo]-5-phenyl-, chloride
;
Phenazinium, 3- (diethylamino)-7-[[p-(dimethylamino)phenyl]azo]-5-phenyl-, chloride
;
Phenazinium, 3-(diethylamino)-7-[(E)-2-[4-(dimethylamino)phenyl]diazenyl]-5-phenyl-, chloride (1:1)(CAS)
;
Union Green B
;
`|/N<`|/>\/\\/N^+</0Cl^-><`|//`|`\\`/||\>\\/\\<|`//`\<`|>`//N`\<`|>`//`\`||>/N\\N/`|//\<||`/`\\>/N<`|>\
/\N<|`/>/`|//\//N\//<`|0Cl^->\||<\N//N\||\//<`|`\\`/>\N<|>/>`/`\\<`|>`/N^+<`\\<`|>`/`\\>|\||`/`\\`|//

43. 4-Anilinoazobenzene

Molecular formula: C18H15N3 CAS# 101-75-7
Categories: Azo compound , Amine , Aromatic hydrocarbon , pH indicator
PubChem CID: 7575 | NSC 74774 | ChemSpider ID: 20483879 | MolPort-001-792-034 | CB1768453
1.1 ⇌ 2.8 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
;
`/`=`\//-\\-N=N-//-\\<`/`=`\>-N<_(y.5)H>-//-\\`/`=`\
||`/`\\`|//\/N<_(y-.5)H>\//\||<`/`\\`|>\N||xN\//\||`/`\\`|

44. Orange G

Molecular formula: C16H10N2Na2O7S2 CAS# 1936-15-8
Categories: Azo compound , Organic salt , Phenols , pH indicator
PubChem CID: 9566064 | ChemSpider ID: 10468647 | CHEBI:82427 | CHEMBL410263 | MolPort-003-660-751 | MolPort-039-144-920
11.5 ⇌ 14 pH
Names
English:
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8- (phenylazo)-, disodium salt
;
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(E)-2-phenyldiazenyl]-, sodium salt (1:2)(CAS)
;
1,3-naphthalenedisulfonic acid, 7-hydroxy-8-[(E)-phenylazo]-, disodium salt
;
1Q6EJU80RN
;
C.I. 16230
;
C.I. 27
;
C.I. Food Orange 4
;
Disodium 7-hydroxy-8-[(E)-phenyldiazenyl]-1,3-naphthalenedisulfonate(IUPAC)
;
Disodium 7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonate
;
EINECS:208-346-6
;
Orange G [Wiki]
;
||`/`\\`|//\/N\\N/\//<`|`\\`/|`|`\HO>\||<\S<_qq4O><_pp4O>\O^-\0Na^+>`/`\\<`|>`/S<_qq4O><_pp4O>`/O`^-`/0Na`^+
Na`^+/0O`^-\S<_qq4O><_pp4O>\|\\<|S<_qq4O><_pp4O>|O`^-`/0Na`^+>/`|/\\|\`O`\`/<`\`|`\`//>||N\NH|\||`/`\\`|//

45. Ponceau 2R

Molecular formula: C18H14N2Na2O7S2 CAS# 3761-53-3
Categories: Azo compound , Dye , Organic salt , Phenols
PubChem CID: 6364570 | ChemSpider ID: 16736266 | CB6198594
Names
English:
2,6-Naphthalenedisulfonic acid, 4-[(E)-2-(2,4-dimethylphenyl)diazenyl]-3-hydroxy-, sodium salt (1:2)(CAS)
;
2,6-naphthalenedisulfonic acid, 4-[(E)-(2,4-dimethylphenyl)azo]-3-hydroxy-, disodium salt
;
3761-53-3 [RN]
;
Acid Red 26
;
BRILLIANT PONCEAU G
;
C.I. 16150
;
D & C red no. 5
;
Dinatrium-4-[(E)-(2,4-dimethylphenyl)diazenyl]-3-hydroxy-2,6-naphthalendisulfonat
;
Disodium 4-[(E)-(2,4-dimethylphenyl)diazenyl]-3-hydroxy-2,6-naphthalenedisulfonate(IUPAC)
;
Disodium 4-[(E)-(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,6-disulfonate
;
EINECS:223-178-3
;
Food Red 5
;
Ponceau 2R [Wiki]
;
Ponceau G
;
Ponceau MX
;
Ponceau Red R
;
Red R
;
Xylidine ponceau
;
Xylidine ponceau 2R
;
acetacid red j
;
acid ponceau r
;
acid scarlet 2R
;
acilan ponceau rrl
;
ahcocid fast scarlet r
;
aizen ponceau rh
;
amacid scarlet 2R
;
calcocid scarlet 2R
;
calcolake scarlet 2R
;
certicol ponceau mxs
;
comacid scarlet 2R
;
edicol ponceau rs
;
hexacol ponceau 2R
;
hispacid ponceau r
;
java ponceau 2R
;
kiton ponceau 2R
;
lake scarlet r
;
naphthalene scarlet r
;
naphthazine scarlet 2R
;
neklacid red rr
;
new ponceau 4R
;
paper red hrr
;
pigment ponceau r
;
scarlet 2R
;
xylidine red
;
-/-\\<`/`=`\/`\>-N//N-/<`\HO>=</SO3^-# -0Na^+>\`//`-<`\\>`/\\-<//`\>\SO3^-# -0Na^+
|`//`\<`/H3C>`||/<`|H3C>\\/N\\N/\<|OH>//<\S<_qq4O><_pp4O>\O^-\0Na^+>`|`\\`/|`|`\`||</\\|>`\S<_qq4O><_pp4O>`\O`^-`/0Na`^+
Na`^+/0O`^-\S<_qq4O><_pp4O>\|`/O/\<||N`/HN|`/|\\<|>/`||`\`/`\>/`|/\\<|`//`\`|`\`//>/S<_qq4O><_pp4O>/O^-\0Na^+

46. Ponceau 6R

Molecular formula: C20H12N2Na2O7S2 CAS# 2766-77-0
Categories: Azo compound , Organic salt , Food coloring , Phenols
PubChem CID: 9577452 | ChemSpider ID: 16736230 | CHEBI:87112 | UNII-W8UOR0932R | NSC 7834 | CB4442439
Names
English:
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(1-naphthalenylazo)-, disodium salt (9CI)
;
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(E)-2-(1-naphthalenyl)diazenyl]-, sodium salt (1:2)(CAS)
;
Acid Leather Ponceau 6R
;
Acid Ponceau 6R
;
Acid Red 44
;
Acid Red 6A
;
Brilliant crystal scarlet 6R
;
C.I. 16250
;
C.I. Acid Red 44
;
Colacid Red 6A
;
Crystal Ponceau M6R
;
Crystal ponceau 6R
;
Crystal scarlet
;
Disodium 7-hydroxy-8-[(E)-1-naphthyldiazenyl]-1,3-naphthalenedisulfonate(IUPAC)
;
Disodium 7-hydroxy-8-[(E)-1-naphthyldiazenyl]naphthalene-1,3-disulfonate
;
E 126
;
EINECS:220-441-4
;
Ponceau 6R [Wiki]
;
W8UOR0932R
;
disodium 7-hydroxy-8-[(E)-naphthalen-1-yldiazenyl]naphthalene-1,3-disulfonate
;
\`//`-`\\`-`\\/=\<`/>=/N=N/`\/=\`/<`-`\`-HO>\\<`/S<_qq4O><_pp4O>_(a0)O`^-_(a0,N0)Na^+>-//<`\`=>-S<`||O><||O>-O^-\0Na^+
/\O`\`|`\\`/|`/<|S<_qq4O><_pp4O>|O`^-`/0Na^+>`\\`|<`\S<_qq4O><_pp4O>`\O`^-`/0Na^+>//\|\||N\NH|`//|\\/\\/`||`\`//<|>`\
|`/`\<`/HO>`||/\\/\\<_q6SO3^-# -0Na^+>|`//<|SO3^-# -0Na^+>`\`/|N\\N|\|\//`|`\\`/|`/`\\`|//

47. 4-(2-Pyridylazo)resorcinol

Molecular formula: C11H9N3O2 CAS# 1141-59-9
Categories: Complexometric indicator , Azo compound , Heterocyclic compound , Phenols
PubChem CID: 5474737 | ChemSpider ID: 10466383 | CB1706042 | MolPort-002-502-016 | MolPort-006-112-989 | UNII-N68T40H95T | NSC 148355
Names
English:
1,3-Benzenediol, 4-(2-pyridinylazo)-
;
1,3-Benzenediol, 4-[(E)-2-(2-pyridinyl)diazenyl]-(CAS)
;
1-(2-Pyridylazo)resorcinol
;
4-(2-PYRIDINYLAZO)-1,3-BENZENDIOL
;
4-(2-Pyridlyazo)resorcinol
;
4-(2-Pyridylazo)-2-resorcinol
;
4-(2-Pyridylazo)resorcinol
;
4-(2-pyridin-2-yldiazenyl)benzene-1,3-diol
;
4-(Pyridin-2-yldiazenyl)benzene-1,3-diol
;
4-[(E)-2-Pyridinyldiazenyl]-1,3-benzenediol(IUPAC)
;
4-[(E)-Pyridin-2-yldiazenyl]benzene-1,3-diol
;
EINECS:214-528-6
;
N68T40H95T
;
PAR
;
[1141-59-9]
;
resorcinol, 4-(2-pyridylazo)-
;
HO-//-</OH>\\<`/`=`\>-N//N-//N-\\`/`=`\
`\\`|//\||N`/|HN\N||\||`/|O`|`\`||<`\HO>/

48. Red 2G

Molecular formula: C18H13N3Na2O8S2 CAS# 3734-67-6
Categories: Azo compound , Organic salt , Food coloring
PubChem CID: 6507024 | CHEBI:87464 | MolPort-035-758-416 | CB7257566 | ChemSpider ID: 20152427 | UNII-3365R6427R | NSC 8666
Names
English:
2,7-Naphthalenedisulfonic acid, 5- (acetylamino)-4-hydroxy-3-(phenylazo)-, disodium salt
;
2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(E)-2-phenyldiazenyl]-, sodium salt (1:2)(CAS)
;
3365R6427R
;
Acetyl Red G
;
Acetyl Red J
;
Acetyl Rose 2GL
;
Acid Bright Red
;
Acid Brilliant Red
;
Acid Fast Red EGG
;
Acid Phloxine GA
;
Acid Red GA
;
Acid Rose 2GL
;
Acidine Red G
;
Amacid Phloxine G
;
Ariavit Red 2G
;
Azo Geranine 2G
;
Azo Geranine 2GA
;
Azo Phloxine GA
;
Azo Rhodine 2G
;
Azonaphthol Red J
;
Azophloxine
;
Belacid Phloxine G
;
C.I. 118050
;
C.I. 18050
;
Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]-2,7-naphthalenedisulfonate(IUPAC)
;
Disodium 5-acetamido-4-hydroxy-3-[(E)-phenyldiazenyl]naphthalene-2,7-disulfonate
;
E 128
;
EINECS:223-098-9
;
Egacid Red G
;
Erio Floxine 2G
;
Erio Floxine 2GN
;
Fast Drimson GR
;
Fenazo Red B
;
Geranine 2GS
;
Hexacol Red 2G
;
Hexalan Red 2G
;
Java Naphtol Red G
;
Kiton Fast Red G
;
Kiton Red G
;
Leather Red G
;
Lissamine Red 2G
;
Naphtocard Red 2G
;
Phloxine 2G
;
Phloxine G
;
Red 2G [Wiki]
;
[3734-67-6]
;
|`//`\`||/\\/N\\N/\/`||`\<`//<`\HO>|\|SO3Na>`|<`\HN`|`\O\/CH3>//\</SO3Na>||`/
|`//`\`||/\\/N<_(y-.5)H>\N//\|O`|/`|/\\</S<_qq4O><_pp4O>/O^-`|0Na^+>|`//<|HN\/O`/|>`\`|`\`//<|>_(a90)S<_qq4O><_pp4O>_(a0)O`^-`|0Na^+

49. Sirius Red

Molecular formula: C45H26N10Na6O21S6 CAS# 2610-10-8
Categories: Azo compound , Dye , Organic salt
PubChem CID: 5464587 | ChemSpider ID: 21159678 | CB3126376
Names
English:
2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-, sodium salt (1:6)(CAS)
;
C.I. 35780
;
Direct Red 80
;
EINECS:220-027-3
;
Hexasodium 4-hydroxy-7-({[5-hydroxy-7-sulfonato-6-({2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl}diazenyl)-2-naphthyl]carbamoyl}amino)-3-({2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl}diazenyl)naphthalene-2-sulfonate
;
Hexasodium 7,7'-(carbonyldiimino)bis[4-hydroxy-3-({2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl}diazenyl)-2-naphthalenesulfonate](IUPAC)
;
Picrosirius Red
;
Sirius Red [Wiki]
;
Na^+\0O`^-/@:s(d)S<_(a&d90,N2)O><_(a&d30,N2)O>@(-)\//\||<`/`\\`|>\N//N\//\</@s(-)\O^-/0Na^+>||`<`/`\\`|>\N//N\|<`/@s(-)`\O`^-`/0Na`^+>\\/`|/\\|<`//`\`|`\`/c/`|OH>\N<_(y.5)H>/`|O|\N<_(y.5)H>/`|//\|\//<\@s()/O^-\0Na^+>`|<`\\<`|HO>`/|`/`\\>/N\\N/`||<`\@s()`/O`^-`\0Na^+>/\\<|`//`\>/N\\N/`||/\\<|`//`\>/@s(-)\O^-/0Na^+

50. Sudan Red 7B

Molecular formula: C24H21N5 CAS# 6368-72-5
Categories: Azo compound , Dye
PubChem CID: 61396 | ChemSpider ID: 55325 | CHEBI:82537 | UNII-8QUH39Y06P | NSC 326202
Names
English:
1-(4-Phenylazo-phenylazo)-2-ethylaminonaphthalene
;
1-[4-(Phenylazo)-phenylazo]-2-ethylaminonaphthalene
;
2-Naphthalenamine, N-ethyl-1-((4-(phenylazo)phenyl)azo)-
;
2-Naphthalenamine, N-ethyl-1-[(E)-2-[4-[(E)-2-phenyldiazenyl]phenyl]diazenyl]-(CAS)
;
8QUH39Y06P
;
C.I. 26050
;
Ceres Red 7B
;
EINECS:228-862-5
;
Fat red bluish
;
Hexatype Carmine B
;
Lacquer Red V3B
;
N-Ethyl-1-((p-(phenylazo)phenyl)azo)-2-naphthalenamine
;
N-Ethyl-1-[(E)-{4-[(E)-phenyldiazenyl]phenyl}diazenyl]-2-naphthalenamine(IUPAC)
;
N-Ethyl-1-[(E)-{4-[(E)-phenyldiazenyl]phenyl}diazenyl]naphthalen-2-amine
;
N-Ethyl-1-[[4-(phenylazo)phenyl]azo]-2-naphthylamine
;
N-Ethyl-1-[[p-(phenylazo)phenyl]azo]-2-naphthalenamine
;
N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine(IUPAC)
;
Oil Violet
;
Organol Bordeaux B
;
Solvent Red 19
;
Special Blue X 2137
;
Special Blue X-2137
;
Sudan Red 7B [Wiki]
;
Sudanrot 7B
;
Typogen Carmine
;
fat red 7B
;
sudan 7b
;
`/|NH`/|`/`\`/||\//`|`\`|//\|\N//N\||\//<`|`\\`/>\N//N\||\//`|`\\`/
`/`=`\//-\\-N//N-//-\\<`/`=`\>-N//N-/-\\`/`=<`/HN\`/>`\/`\//-\\`/

51. Sulfarsazen

Molecular formula: C18H12AsN6Na3O8S CAS# 1772-02-7
Categories: Complexometric indicator , Azo compound , Nitro compound , Organic salt
PubChem CID: 6451314 | ChemSpider ID: 4953786 | CB5894855
Names
English:
Benzenesulfonic acid, 4-[(E)-2-[4-[(2E)-3-(2-arsono-4-nitrophenyl)-2-triazen-1-yl]phenyl]diazenyl]-, sodium salt (1:3)(CAS)
;
EINECS:217-197-6
;
Sulfarsazen
;
Trisodium 4-[(E)-{4-[(2E)-3-(2-arsonato-4-nitrophenyl)-2-triazen-1-yl]phenyl}diazenyl]benzenesulfonate(IUPAC)
;
trisodium;4-[[4-[2-(2-arsonato-4-nitrophenyl)iminohydrazinyl]phenyl]diazenyl]benzenesulfonate(IUPAC)
;
Na^+\0O`^-/S<_qq4O><_pp4O>/\\/`||<`\`//|>/N\\N/\\/`||<`\`//|>/N<_(y-.5)H>\N//N\/\||<\N^+|O`|/O^->`/`\\`|/`|As<`=O><-O^-$slope(45)/0Na^+>`|O^-/0Na^+

52. Sodium 4-({4-[3-(2-arsono-4-nitrophenyl)triaz-1-en-1-yl]phenyl}diazenyl)benzenesulfonate

Molecular formula: C18H14AsN6NaO8S
Categories: Azo compound , Dye , Nitro compound , Organic salt
ChemSpider ID: 21159538
Names
English:
Benzenesulfonic acid, 4-[2-[4-[3-(2-arsono-4-nitrophenyl)-1-triazen-1-yl]phenyl]diazenyl]-, sodium salt (1:1)(CAS)
;
Sodium 4-({4-[(2E)-3-(2-arsono-4-nitrophenyl)-2-triazen-1-yl]phenyl}diazenyl)benzenesulfonate(IUPAC)
;
Sodium 4-({4-[3-(2-arsono-4-nitrophenyl)triaz-1-en-1-yl]phenyl}diazenyl)benzenesulfonate
;
NaO3`S-//-\\<`/`=`\>-N=N-//-\\<`/`=`\>-N<_(y-.5)H>-N=N-\\-//<-NO2>`\`=<`/>`\As<_q4HO><_p4OH>_(a0,N2)O
NaO3`S\=\`//<`-`\\/>\N`//N\=\`//<`-`\\/>\HN-N//N-\\-//<-NO2>`\`=<`/>`\As<_q4HO><_p4OH>_(a0,N2)O
O^-`/N^+`\O\|`/||<`/As<_qq4O><_p4HO>`/HO>\<//`|`\\>|HN\N||xN\||\//<`|`\\`/>\N//xN\|\\/<`||`\`//>\S<_pp4O><\\O>_q4O^-_(a0,N0)Na^+

53. Zincon

Molecular formula: C20H16N4O6S CAS# 135-52-4
Categories: Azo compound , Carboxylic acid , Complexometric indicator , Sulfonic acid , sulphonic acid , Phenols
PubChem CID: 5464136 | ChemSpider ID: 21494254 | MolPort-027-836-844 | CB4205814 | CB7205815 | SCHEMBL651576 | SCHEMBL8651580
Names
English:
2-[(2E)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid(IUPAC)
;
Benzoic acid, 2-[(2E)-2-[[(E)-2-(2-hydroxy-5-sulfophenyl)diazenyl]phenylmethylene]hydrazinyl]-(CAS)
;
EINECS:263-651-1
;
Zincon
;
[135-52-4]
;
[59600-76-9]
;
OH`\`|O|`/|`/`\\`|//\|\N<_(y.5)H>/N\\<|`//|\\/`||`\>/N\\N/\//<`|`\\`/|`|`\HO>\S<_qq4O><_pp4O>\OH
OH|S<_qq4O><_pp4O>|\||`/|O`|`\<`|//>`//N|N`//<`\`//`\`||/\\|>|HN\NH|`//|\\/`||<`\>/`|O|\OH

54. Brown HT

Molecular formula: C27H18N4Na2O9S2 CAS# 4553-89-3
Categories: Azo compound , Organic salt , Food coloring , Phenols
PubChem CID: 5359997 | ChemSpider ID: 17215011 | CB9890981
Names
English:
067L3J47ID
;
1-Naphthalenesulfonic acid, 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]di(E)-2,1-diazenediyl]bis-, sodium salt (1:2)(CAS)
;
1-naphthalenesulfonic acid, 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]diazo]bis-, disodium salt
;
Brown HT [Wiki]
;
C.I. 20285
;
C.I. Food Brown 3
;
Chocolate Brown HT
;
Disodium 4,4'-{[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]di(E)-2,1-diazenediyl}di(1-naphthalenesulfonate)(IUPAC)
;
E155
;
Food Brown 3
;
[4553-89-3]
;
Na^+\0O`^-/S<_(a-90,N2)O><_(a-30,N2)O>\|\|`//`\`||/\/<`||`\`//>\N//N\||\<|\OH>//<\OH>`|<`\\<`|OH>`/>/N\\N/\|\\/`||`\`/`\`|//\|`|/S<_(a-90,N2)O><_(a-30,N2)O>\O^-/0Na^+
Na^+/0O`^-# -S<`||O><||O>-/`\//-\\`/\`/`=`\/-\-N//N-\<`/HO>=<\`/HO>/`\\<`-<`//>`\HO>/N=N/-\=/`\\`-`\`-`//\-/`\/S<_qq4O><_pp4O>/O^-# -0Na^+
Na^+/0O^-`|S<_qq4O><_pp4O>`|/\\/`||`\`//<|>`\<`//|\\>`|NH`\N`||`\`/O/`|<`\`|HO>//\<|\O`\`/>//N\N<_(y.5)H>/`|/<`||`\`//|\\>\<||`/`\\>/S<_qq4O><_pp4O>/O^-\0Na^+

55. Eriochrome Red B

Molecular formula: C20H15N4NaO5S CAS# 3618-63-1
Categories: Azo compound , Aromatic hydrocarbon , Heterocyclic compound , Complexometric indicator , Organic salt
PubChem CID: 23702481 | ChemSpider ID: 10483793 | CB4774020 | MolPort-001-819-455
Names
English:
1-Naphthalenesulfonic acid, 3-hydroxy-4-[(E)-2-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-, sodium salt (1:1)(CAS)
;
ACID RED 195
;
C.I. 18760
;
EINECS:222-811-0
;
ERB
;
Eriochrome Red B
;
Mordant Red 7
;
Sodium 3-hydroxy-4-[(E)-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-1-naphthalenesulfonate(IUPAC)
;
Sodium 3-hydroxy-4-[(E)-(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]naphthalene-1-sulfonate
;
W038OX77W2
;
[3618-63-1]
;
N`|N<_(a-54)_q6_pp6_p6_pp6_p6_pp6>_p<_(a-54)OH>_pp<_p<_(a-54)>_pp>-N//N-/`\//-\\`/\`/`=<`/HO>`\/-\-S<`||O><||O>-O^-/0Na^+
NH_(x-1)N<_(a54)_q6_pp6_p6_pp6_p6_pp6>_q<_(a54,N2)O>_q<_qq<_q>_(a54)>|HN\N||\//\||`/`\\<`|>`/<`\\`|`\O\/>|S<_qq4O><_pp4O>|O`^-\0Na^+

56. Mordant Black 3

Molecular formula: C20H13N2NaO5S CAS# 2538-85-4
Categories: Azo compound , Complexometric indicator , Organic salt , Phenols
PubChem CID: 23699611 | CB7219902 | ChemSpider ID: 10815620 | CHEMBL2028584
Names
English:
1-Naphthalenesulfonic acid, 3-hydroxy-4-[(E)-2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)(CAS)
;
Acid Chrome Blue
;
Alizarine Blue Black R
;
Alizarine Chrome Black 6B
;
Atlantichrome Blue Black RZN
;
Azochromol Blue Black R
;
Blue Black R
;
C.I.Mordant Black 17
;
Calcochrome Blue Black R
;
CalconTM
;
Chromazine Blue Black R
;
Chrome Acid Blue
;
Chrome Fast Blue M
;
Chromocard Blue Black R
;
Colour Index, Mordant Black 17
;
Cromal Blue Black R
;
Diacromo Blue B
;
Diamond Fast Blue E
;
Erichrome Blue Black R (C.I. 15705)
;
Eriochrome Blue Black B
;
Eriochrome Blue Black R
;
Fast Chrome Cyanine 2B
;
Fenakrom Blue Black R
;
Hispacrom Blue B
;
Java Chrome Blue Black RN
;
Kayaku Chrome Blue Black R
;
Kenachrome Dark Blue B
;
Lighthouse Chrome Dark Blue B
;
Magracrom Blue
;
Mordant Black 3
;
Sodium 3-hydroxy-4-[(E)-(2-hydroxy-1-naphthyl)diazenyl]-1-naphthalenesulfonate(IUPAC)
;
Sodium 3-hydroxy-4-[(E)-(2-hydroxy-1-naphthyl)diazenyl]naphthalene-1-sulfonate
;
calcon
;
sodium 3-hydroxy-4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
;
Na^+/0O`^-# -S<||O><`||O>-\`/\\-//`\/`\</OH>`=`/\-/-N//N-/<`\HO>=/=\`//`-<`\>`//`-`\\
HO/\`\`|`\\`|//\||<`/>\||`/|HN\N||\//\||`/`\\<`|>`/<`\\`|`\O\/>|S<_qq4O><_pp4O>|O`^-\0Na^+

57. Benzopurpurine 4B

Molecular formula: C34H26N6Na2O6S2 CAS# 992-59-6
Categories: Azo compound , Amine , Aromatic hydrocarbon , pH indicator , Organic salt
PubChem CID: 517207 | ChemSpider ID: 13218 | CHEMBL1471289 | CB4710130
1.3 ⇌ 4 13 ⇌ 14 pH
Names
English:
1-Naphthalenesulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)di(E)-2,1-diazenediyl]bis[4-amino-, sodium salt (1:2)(CAS)
;
3,3'-[(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-1-naphthalenesulfonic Acid] Disodium Salt
;
Benzopurpurine 4B
;
C.I. 23500
;
Direct red 2
;
Disodium 3,3'-[(3,3'-dimethyl-4,4'-biphenyldiyl)di(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate)(IUPAC)
;
Disodium 3,3'-[(3,3'-dimethylbiphenyl-4,4'-diyl)di(E)diazene-2,1-diyl]bis(4-aminonaphthalene-1-sulfonate)
;
G519JHX5MJ
;
Sultan Red 4B
;
[992-59-6]
;
disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]naphthalene-1-sulfonate(IUPAC)
;
Na^+\0O^-|S<_qq4O><_pp4O>|`/`\\`/||\//<`|>\<|NH2>//<`|`\\>\N//N\/\||<`/`\\`|/`|CH3>\||\<|CH3>//<`|`\\`/>\N//N\/\//\||`/`\\<`|>`/<`\\`|/`|NH2>|S<_qq4O><_pp4O>|O^-\0Na^+
`/<\NH2>`=`/`=`\//-<\>//<`\S<_pp4O><_(a0,N2)O>_q4O`^-_(a80,N0)Na^+>-\\-N//N-/-\\<`/`=`\/`\>-//-</>\\<`/`=`\>-N//N-/<`\H2N>=/=\`//`-<`\>`//<`-`\\>\S<_pp4O><_(a0,N2)O>_q4O^-_(a70,N0)Na^+

58. Benzyl orange

Molecular formula: C19H16KN3O3S CAS# 589-02-6
Categories: Azo compound , pH indicator , Organic salt
PubChem CID: 3013911 | ChemSpider ID: 2282477 | CB0502418
1.9 ⇌ 3.3 pH
Names
English:
Benzenesulfonic acid, 4-[(E)-2-[4-[(phenylmethyl)amino]phenyl]diazenyl]-, potassium salt (1:1)(CAS)
;
Benzyl orange
;
EINECS:209-630-2
;
Potassium 4-{(E)-[4-(benzylamino)phenyl]diazenyl}benzenesulfonate(IUPAC)
;
potassium;4-[[4-(benzylamino)phenyl]diazenyl]benzenesulfonate
;
K^+/0O`^-# -S<`||O><||O>-\\-//<`\`=`/>-N//N-\\-//<`\`=`/>-NH\-\\-//`\`=`/
K^+`/0O^-|S<_qq4O><_pp4O>|\||`/<`\\`|//>|N`//N|\||`/<`\\`|//>|NH`/|\\|`//`\`||/

59. 4-Phenyldiazenylnaphthalen-1-amine

Molecular formula: C16H13N3 CAS# 131-22-6
Categories: Azo compound , pH indicator
PubChem CID: 8562 | ChemSpider ID: 8244 | MolPort-001-792-332
3.7 ⇌ 5.7 pH
Names
English:
(4-phenylazo-1-naphthyl)amine
;
1-Naphthalenamine, 4- (phenylazo)-
;
1-Naphthalenamine, 4-[(E)-2-phenyldiazenyl]-(CAS)
;
4-(PHENYLAZO)-1-NAPHTHALENAMINE
;
4-(phenylazo)-1-naphthylamine
;
4-Phenyldiazenylnaphthalen-1-amine
;
4-[(E)-Phenyldiazenyl]-1-naphthalenamine(IUPAC)
;
4-[(E)-Phenyldiazenyl]naphthalen-1-amine
;
C.I. Solvent Yellow 4
;
[131-22-6]
;
α-Naphthyl red
;
|`//`\`||/\\/N\\N/\|\\/`||`\`|`\`//|\/`|/NH2

60. chrysoidine

Molecular formula: C12H13ClN4
Categories: Azo compound , Amine , pH indicator , Organic salt
PubChem CID: 10771 | ChemSpider ID: 10316 | UNII-2431787HMZ | NSC 152834 | CHEBI:82424 | CHEMBL1682185 | CB4373300
4 ⇌ 7 pH
Names
English:
1,3-Benzenediamine, 4- (phenylazo)-, monohydrochloride
;
1,3-Benzenediamine, 4-(phenylazo)-, monohydrochloride
;
1,3-Benzenediamine, 4-[(E)-2-phenyldiazenyl]-, hydrochloride (1:1)(CAS)
;
2,4-Diaminoazobenzene hydrochloride
;
2431787HMZ
;
4-(Phenylazo)-1,3-benzenediamine monohydrochloride
;
4-(Phenylazo)-1,3-benzenediamine, monohydrochloride
;
4-(Phenylazo)-1,3-phenylenediamine hydrochloride
;
4-Phenylazo-m-phenylenediamine hydrochloride
;
4-[(E)-Phenyldiazenyl]-1,3-benzenediamine hydrochloride (1:1)(IUPAC)
;
4-[(E)-Phenyldiazenyl]benzene-1,3-diamine hydrochloride (1:1)
;
4-phenyldiazenylbenzene-1,3-diamine;hydrochloride(IUPAC)
;
Azohel
;
Basic Orange 2
;
Basic Orange:Chrysoidine Crystals, 1.3-Benzenediamine, 4-(phenylazo), monohydrochloride
;
C.I. 11270
;
C.I. BASIC ORANGE 2
;
C.I. Solvent Orange 3
;
CHRYSOIDINE Y BASE
;
Chrysoidine Base
;
Chrysoidine G
;
Chrysoidine Orange
;
Chrysoidine Y
;
EINECS:208-545-8
;
[532-82-1]
;
chrysoidine
;
`/`\\`|//\||\N//N\/\||<\NH2>`/`\\<`|/`|NH2>_(x-1,y1,N0)Cl-H