3-hydroxynaphthalene-2,7-disulphonic acid

Names

[ CAS No. ]:
148-75-4

[ Name ]:
3-hydroxynaphthalene-2,7-disulphonic acid

[Synonym ]:
EINECS 205-724-2
2,7-Naphthalenedisulfonic acid,3-hydroxy
2-hydroxynaphthalene-3,6-disulfonic acid
2-NAPHTHOL-3,6-DISULFONIC ACID
3-hydroxy-naphthalene-2,7-disulfonic acid
2-naphthol-3,6-disulphonic acid
3-Hydroxynaphthalene-2,7-disulphonic acid
2-hydroxy-3,6-naphthalenedisulfonate
2-hydroxy-naphthalene-3,6-disulphonic acid
2-hydroxy-3,6-naphthalenedisulfonic acid

Chemical & Physical Properties

[ Density]:
1.816g/cm3

[ Boiling Point ]:
415.13°C (rough estimate)

[ Molecular Formula ]:
C₁₀H₈O₇S₂

[ Molecular Weight ]:
304.29600

[ Exact Mass ]:
303.97100

[ PSA ]:
145.73000

[ LogP ]:
3.20040

[ Index of Refraction ]:
1.725

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%