CAS 3682-32-4|2-nitroso-1-naphthol-4-sulfonic acid

Introduction：Basic information about CAS 3682-32-4|2-nitroso-1-naphthol-4-sulfonic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	2-nitroso-1-naphthol-4-sulfonic acid
CAS Number	3682-32-4	Molecular Weight	253.23100
Density	/	Boiling Point	/
Molecular Formula	C₁₀H₇NO₅S	Melting Point	140-145 °C (dec.)
MSDS	/	Flash Point	/

Names

Name	4-Hydroxy-3-nitroso-1-naphthalenesulfonic Acid Hydrate
Synonym	More Synonyms

Chemical & Physical Properties

Melting Point	140-145 °C (dec.)
Molecular Formula	C₁₀H₇NO₅S
Molecular Weight	253.23100
Exact Mass	253.00400
PSA	112.41000
LogP	3.27080
InChIKey	GASPSNIEUBWWJU-UHFFFAOYSA-N
SMILES	O=Nc1cc(S(=O)(=O)O)c2ccccc2c1O

Safety Information

Hazard Codes	Xn: Harmful;
Risk Phrases	20/21/22-33
Safety Phrases	S36/37
WGK Germany	3
HS Code	2908999090

Customs

HS Code	2908999090
Summary	2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Synonyms

EINECS 222-964-3

2-NITROSO-1-NAPHTHOL-4-SULFONIC ACID

MFCD00003933

2-Nitroso-1-naphthol-4-sulfonic Acid Hydrate

Recommended......