2-Hydroxy-5-[(4-sulfophenyl)diazenyl]benzoic acid

Names

[ CAS No. ]:
21542-82-5

[ Name ]:
2-Hydroxy-5-[(4-sulfophenyl)diazenyl]benzoic acid

[Synonym ]:
Benzoic acid, 2-hydroxy-5-[2-(4-sulfophenyl)diazenyl]-
Salicylic acid, 5-(4-sulfophenylazo)-

Chemical & Physical Properties

[ Density]:
1.58g/cm3

[ Molecular Formula ]:
C₁₃H₁₀N₂O₆S

[ Molecular Weight ]:
322.29300

[ Exact Mass ]:
322.02600

[ PSA ]:
141.51000

[ LogP ]:
2.00490

[ Index of Refraction ]:
1.675

Safety Information

[ HS Code ]:
2927000090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2927000090

[ Summary ]:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%