4,6-Dihydroxynaphthalene-2-sulphonic acid

Names

[ Name ]:
4,6-Dihydroxynaphthalene-2-sulphonic acid

[Synonym ]:
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

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

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%