6,7-dihydroxynaphthalene-2-sulphonic acid
Names
[ CAS No. ]:
92-27-3
[ Name ]:
6,7-dihydroxynaphthalene-2-sulphonic acid
[Synonym ]:
ac. dihydroxy-2,3 sulfonique-6 naphtalene
6,7-Dihydroxy-naphthalin-2-sulfonsaeure
2-sulfo-6,7-dihydroxynaphthalene
6,7-DiOH-2-naphthalenesulfonic acid
6,7-dihydroxy-naphthalene-2-sulfonic acid
2,3-dihydroxynaphthalene-6-sulfonic acid
2,3-dihydroxynaphthalene-6-sulphonic acid
2-Naphthalenesulfonic acid,6,7-dihydroxy
EINECS 202-142-0
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
Safety Information
[ HS Code ]:
2908999090
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%