2,5-diaminobenzene-1,4-disulphonic acid

Modify Date: 2025-08-25 15:23:15

2,5-diaminobenzene-1,4-disulphonic acid Structure
2,5-diaminobenzene-1,4-disulphonic acid structure
Common Name 2,5-diaminobenzene-1,4-disulphonic acid
CAS Number 7139-89-1 Molecular Weight 268.26800
Density 1.922g/cm3 Boiling Point N/A
Molecular Formula C6H8N2O6S2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 2,5-diaminobenzene-1,4-disulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.922g/cm3
Molecular Formula C6H8N2O6S2
Molecular Weight 268.26800
Exact Mass 267.98200
PSA 177.54000
LogP 2.66840
Index of Refraction 1.712

 Safety Information

HS Code 2921590090

 Customs

HS Code 2921590090
Summary 2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

EINECS 230-439-5
2,5-Diaminobenzene-1,4-disulphonic acid
2,5-Diamino-1,4-benzenedisulfonic acid
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