4,6-Dihydroxynaphthalene-2-sulphonic acid

Modify Date: 2025-08-22 16:54:47

4,6-Dihydroxynaphthalene-2-sulphonic acid Structure
4,6-Dihydroxynaphthalene-2-sulphonic acid structure
Common Name 4,6-Dihydroxynaphthalene-2-sulphonic acid
CAS Number 6357-93-3 Molecular Weight 240.23300
Density 1.677 g/cm3 Boiling Point N/A
Molecular Formula C10H8O5S Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 4,6-dihydroxynaphthalene-2-sulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.677 g/cm3
Molecular Formula C10H8O5S
Molecular Weight 240.23300
Exact Mass 240.00900
PSA 103.21000
LogP 2.57850
Index of Refraction 1.702

 Safety Information

HS Code 2908999090

 Synthetic Route

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4,6-Dihydroxynaphthalene-2-sulphonic acid Structure

4,6-Dihydroxyna...

CAS#:6357-93-3

Literature: , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 274 DE62964 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 497

~%

4,6-Dihydroxynaphthalene-2-sulphonic acid Structure

4,6-Dihydroxyna...

CAS#:6357-93-3

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 75, p. 288

~%

4,6-Dihydroxynaphthalene-2-sulphonic acid Structure

4,6-Dihydroxyna...

CAS#:6357-93-3

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 75, p. 288

~%

4,6-Dihydroxynaphthalene-2-sulphonic acid Structure

4,6-Dihydroxyna...

CAS#:6357-93-3

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 75, p. 288

 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

2,8-Dihydroxy-6-sulpho naphthalene
4,6-Dihydroxynaphthalene-2-sulphonic acid
2,8-dihydroxynaphthalene-6-sulphonic acid
4,6-dihydroxy-naphthalene-2-sulfonic acid
1-hydroxy-3-sulpho-7-hydroxy-naphthalene
4,6-Dihydroxy-naphthalin-2-sulfonsaeure
DIHYDROXY-G-SALT
EINECS 228-757-4
2,8-dihydroxynaphthalene-6-sulfonic acid
DIOXY G ACID
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