Eriochrome Black A, Free Acid

Details

Stereochemistry	ACHIRAL
Molecular Formula	C20H13N3O7S
Molecular Weight	439.398
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	1
Charge	0

SHOW SMILES / InChI

Structure of Eriochrome Black A, Free Acid

Structure Search

SMILES

OC1=C(\N=N\C2=C(O)C=C(C3=C2C=CC(=C3)[N+]([O-])=O)S(O)(=O)=O)C4=C(C=CC=C4)C=C1

InChI

InChIKey=SXYCCJAPZKHOLS-QURGRASLSA-N

InChI=1S/C20H13N3O7S/c24-16-8-5-11-3-1-2-4-13(11)19(16)21-22-20-14-7-6-12(23(26)27)9-15(14)18(10-17(20)25)31(28,29)30/h1-10,24-25H,(H,28,29,30)/b22-21+

HIDE SMILES / InChI

Molecular Formula	C20H13N3O7S
Molecular Weight	439.398
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	1
Optical Activity	NONE

Approval Year

Substance Class	Chemical Created by `admin` on `Sat Dec 16 08:21:14 GMT 2023` Edited by `admin` on `Sat Dec 16 08:21:14 GMT 2023`
Record UNII	92V9SVJ8HA
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

Eriochrome Black A, Free Acid

Common Name

English

3-Hydroxy-4-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-7-nitro-1-naphthalenesulfonic acid

Systematic Name

English

Solochrome Black AS, (free acid)

Common Name

English

1-Naphthalenesulfonic acid, 3-hydroxy-4-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-7-nitro-

Systematic Name

English

C.I. Mordant Black 1, free acid

Common Name

English

1-(2-Hydroxy-4-sulfo-6-nitro-1-naphthylazo)-2-naphthol

Systematic Name

English

3-hydroxy-4-[(2-hydroxynaphthalen-1-yl)diazenyl]-7-nitronaphthalene-1-sulfonic acid

Systematic Name

English

Code System Code Type Description

FDA UNII

92V9SVJ8HA

Created by admin on Sat Dec 16 08:21:14 GMT 2023 , Edited by admin on Sat Dec 16 08:21:14 GMT 2023

PRIMARY

ECHA (EC/EINECS)

240-379-1

Created by admin on Sat Dec 16 08:21:14 GMT 2023 , Edited by admin on Sat Dec 16 08:21:14 GMT 2023

PRIMARY

EPA CompTox

DTXSID5066031

Created by admin on Sat Dec 16 08:21:14 GMT 2023 , Edited by admin on Sat Dec 16 08:21:14 GMT 2023

PRIMARY

CAS

16279-54-2

Created by admin on Sat Dec 16 08:21:14 GMT 2023 , Edited by admin on Sat Dec 16 08:21:14 GMT 2023

PRIMARY

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Eriochrome Black A

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Amount: