DIRECT RED 81

Details

Stereochemistry	ACHIRAL
Molecular Formula	C29H19N5O8S2.2Na
Molecular Weight	675.599
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	2
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

[Na+].[Na+].OC1=C(\N=N\C2=CC=C(C=C2)\N=N\C3=CC=C(C=C3)S([O-])(=O)=O)C(=CC4=C1C=CC(NC(=O)C5=CC=CC=C5)=C4)S([O-])(=O)=O

InChI

InChIKey=UFUQRRYHIHJMPB-DUCFOALUSA-L

InChI=1S/C29H21N5O8S2.2Na/c35-28-25-15-12-23(30-29(36)18-4-2-1-3-5-18)16-19(25)17-26(44(40,41)42)27(28)34-33-21-8-6-20(7-9-21)31-32-22-10-13-24(14-11-22)43(37,38)39;;/h1-17,35H,(H,30,36)(H,37,38,39)(H,40,41,42);;/q;2*+1/p-2/b32-31+,34-33+;;

HIDE SMILES / InChI

Molecular Formula	C29H19N5O8S2
Molecular Weight	629.62
Charge	-2
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	2
Optical Activity	NONE

Molecular Formula	Na
Molecular Weight	22.98976928
Charge	1
Count

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

Approval Year

Substance Class	Chemical Created by `admin` on `Mon Mar 31 20:54:41 GMT 2025` Edited by `admin` on `Mon Mar 31 20:54:41 GMT 2025`
Record UNII	7E49Q56PNB
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

AIREDALE RED KD

Preferred Name

English

DIRECT RED 81

Official Name

English

2-NAPHTHALENESULFONIC ACID, 7-(BENZOYLAMINO)-4-HYDROXY-3-((4-((4-SULFOPHENYL)AZO)PHENYL)AZO)-, DISODIUM SALT

Common Name

English

C.I. DIRECT RED 81 DISODIUM SALT

Common Name

English

7-(BENZOYLAMINO)-4-HYDROXY-3-((4-((4-SULFOPHENYL)AZO)PHENYL)AZO)-2-NAPHTHALENESULFONIC ACID, DISODIUM SALT

Common Name

English

CHLORANTINE FAST RED 5B

Brand Name

English

TRIANTINE LIGHT RED 4BN

Brand Name

English

C.I. DIRECT RED 81

Brand Name

English

SIRIUS SUPRA RED 4B

Brand Name

English

NSC-326198

Code

English

2-NAPHTHALENESULFONIC ACID, 7-(BENZOYLAMINO)-4-HYDROXY-3-(2-(4-(2-(4-SULFOPHENYL)DIAZENYL)PHENYL)DIAZENYL)-, SODIUM SALT (1:2)

Common Name

English

Code System Code Type Description

FDA UNII

7E49Q56PNB