4,5-Dihydroxy-3-(1-naphthalenylazo)-2,7-naphthalenedisulfonic acid

Names

[ Name ]:
4,5-Dihydroxy-3-(1-naphthalenylazo)-2,7-naphthalenedisulfonic acid

[Synonym ]:
Naphthalin-(1 azo 2)-(1.8-dioxy-naphthalin-disulfonsaeure-(3.6))
1'.8'-Dihydroxy-[1.2']azonaphthalin-disulfonsaeure-(3'.6')
4,5-dihydroxy-3-[1]naphthylazo-naphthalene-2,7-disulfonic acid
4,5-Dihydroxy-3-[1]naphthylazo-naphthalin-2,7-disulfonsaeure
1-Naphthylazo-chromotropsaeure

Chemical & Physical Properties

[ Density]:
1.69g/cm3

[ Molecular Formula ]:
C₂₀H₁₄N₂O₈S₂

[ Molecular Weight ]:
474.46400

[ Exact Mass ]:
474.01900

[ PSA ]:
187.19000

[ LogP ]:
4.91980

[ Index of Refraction ]:
1.747

Safety Information

[ HS Code ]:
2927000090

Synthetic Route

Click to get detail synthetic route

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%