4-Hydroxymetanilic acid

Details

Stereochemistry	ACHIRAL
Molecular Formula	C6H7NO4S
Molecular Weight	189.189
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	0
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

NC1=CC(=CC=C1O)S(O)(=O)=O

InChI

InChIKey=ULUIMLJNTCECJU-UHFFFAOYSA-N

InChI=1S/C6H7NO4S/c7-5-3-4(12(9,10)11)1-2-6(5)8/h1-3,8H,7H2,(H,9,10,11)

HIDE SMILES / InChI

Molecular Formula	C6H7NO4S
Molecular Weight	189.189
Charge	0
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 18:43:29 GMT 2025` Edited by `admin` on `Mon Mar 31 18:43:29 GMT 2025`
Record UNII	4WE7CX7RD5
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

NSC-1491

Preferred Name

English

4-Hydroxymetanilic acid

Systematic Name

English

Amino-1-phenol-4-sulfonic acid, 2-

Systematic Name

English

2-Aminophenol-4-sulfonic acid

Systematic Name

English

1-Hydroxy-2-aminobenzene-4-sulfonic acid

Systematic Name

English

1-AMINO-2-HYDROXY-5-BENZENESULFONIC ACID

Systematic Name

English

2-Amino-1-phenol-4-sulfonic acid

Systematic Name

English

2-Amino-1-phenol-4-sulphonic acid

Systematic Name

English

1-Phenol-4-sulfonic acid, 2-amino

Systematic Name

English

AI3-14898

Code

English

Benzenesulfonic acid, 3-amino-4-hydroxy-

Systematic Name

English

Metanilic acid, 4-hydroxy-

Systematic Name

English

3-Amino-4-hydroxybenzenesulphonic acid

Systematic Name

English

2-Hydroxy-5-sulfoaniline

Systematic Name

English

3-Amino-4-hydroxybenzenesulfonic acid

Systematic Name

English

2-Amino-4-sulfophenol

Systematic Name

English

o-Aminophenol-p-sulfonic acid

Systematic Name

English

4-Hydroxy-3-aminobenzenesulfonic acid

Systematic Name

English

Benzenesulphonic acid, 3-amino-4-hydroxy-

Systematic Name

English

Code System Code Type Description

ECHA (EC/EINECS)

202-662-8