2-nitroso-1-naphthol-4-sulfonic acid

Modify Date: 2024-04-03 20:27:50

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

 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

 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