3-(Phenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid

Suppliers

Names

[ CAS No. ]:
13432-13-8

[ Name ]:
3-(Phenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid

[Synonym ]:
3-benzeneazo-4,5-dihydroxynaphthalene-2,7-disulfonic acid
2-Phenylazo-chromotropsaeure
2,7-Naphthalenedisulfonic acid,4,5-dihydroxy-3-(phenylazo)
2-Benzolazo-1.8-dioxy-naphthalin-disulfonsaeure-(3.6)
4,5-Dihydroxy-3-phenylazo-naphthalin-2,7-disulfonsaeure
3-Benzolazo-4-5-dihydroxy-naphtalin-disulfonsaeure-(2.7)
Phenylazochromotropinsaeure
4,5-dihydroxy-3-phenylazo-naphthalene-2,7-disulfonic acid

Chemical & Physical Properties

[ Molecular Formula ]:
C16H12N2O8S2

[ Molecular Weight ]:
424.40500

[ Exact Mass ]:
424.00400

[ PSA ]:
187.19000

[ LogP ]:
3.76660

Safety Information

[ HS Code ]:
2927000090

Precursor & DownStream

Precursor

  • 4,5-Dihydroxy-2,7-naphthalenedisulfonic acid
  • Benzenediazonium chloride

DownStream

  • 3-amino-4,5-dihydroxynaphthalene-2,7-disulfonic acid
  • 5-hydroxy-3,4-dioxonaphthalene-2,7-disulfonic acid

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%