2-Hydroxy-5-nitrometanilic acid

Modify Date: 2026-06-30 11:09:38

2-Hydroxy-5-nitrometanilic acid Structure
2-Hydroxy-5-nitrometanilic acid structure
Common Name 2-Hydroxy-5-nitrometanilic acid
CAS Number 96-67-3 Molecular Weight 234.187
Density 1.9±0.1 g/cm3 Boiling Point N/A
Molecular Formula C6H6N2O6S Melting Point 285°C
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.9±0.1 g/cm3
Melting Point 285°C
Molecular Formula C6H6N2O6S
Molecular Weight 234.187
Exact Mass 233.994659
PSA 154.82000
LogP 0.63
Index of Refraction 1.701
InChIKey DQIVFTJHYKDOMZ-UHFFFAOYSA-N
SMILES Nc1cc([N+](=O)[O-])cc(S(=O)(=O)O)c1O
Water Solubility 0.1-0.5 g/100 mL at 21.5 ºC

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OY2357500
CHEMICAL NAME :
Metanilic acid, 2-hydroxy-5-nitro-
CAS REGISTRY NUMBER :
96-67-3
BEILSTEIN REFERENCE NO. :
3369869
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C6-H6-N2-O6-S
MOLECULAR WEIGHT :
234.20
WISWESSER LINE NOTATION :
WSQR CZ BQ ENW

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1052,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82873 No. of Facilities: 28 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 168 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
Risk Phrases R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Phrases S26-S36/37/39
WGK Germany 3
HS Code 2922299090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~%

2-Hydroxy-5-nitrometanilic acid Structure

2-Hydroxy-5-nit...

CAS#:96-67-3

Learn More
Literature: Journal of the Chemical Society, , vol. 119, p. 1416,1420

~%

2-Hydroxy-5-nitrometanilic acid Structure

2-Hydroxy-5-nit...

CAS#:96-67-3

Learn More
Literature: Journal of the Chemical Society, , vol. 119, p. 1416,1420

~%

2-Hydroxy-5-nitrometanilic acid Structure

2-Hydroxy-5-nit...

CAS#:96-67-3

Learn More
Literature: Journal of the Chemical Society, , vol. 119, p. 1416,1420

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  3

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2922299090
Summary 2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

MFCD00035758
2-Hydroxy-5-nitrometanilic acid
3-Amino-2-hydroxy-5-nitrobenzenesulphonic acid
WSQR CZ BQ ENW
3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid
EINECS 202-523-1
2-Amino-4-nitrophenol-6-sulfonic acid

 2-Hydroxy-5-nitrometanilic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the safety information for 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: Safety information for 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate: S26-S36/37/39.
Q: How is the water solubility of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: Water solubility of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate: 0.1-0.5 g/100 mL at 21.5 ºC.
Q: What is the LogP of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: LogP of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate is 0.63.
Q: What is the molecular weight of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: Molecular weight of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate is 234.187.
Q: What is the SMILES notation of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: SMILES notation of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate is Nc1cc([N+](=O)[O-])cc(S(=O)(=O)O)c1O.
Q: What is the molecular formula of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: Molecular formula of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate is C6H6N2O6S.
Q: What are the upstream materials of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: Related upstream materials(CAS) of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate: 80-79-5;861338-29-6;6362-52-3.
Q: What are the downstream products of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: Related downstream products(CAS) of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate: 96-75-3.
Q: What is the InChIKey of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: InChIKey of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate is DQIVFTJHYKDOMZ-UHFFFAOYSA-N.
Q: What is the CAS number of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate?
A: CAS number of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate is 96-67-3.

 2-Hydroxy-5-nitrometanilic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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