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

Modify Date: 2024-03-03 19:30:00

4,5-Dihydroxy-3-(1-naphthalenylazo)-2,7-naphthalenedisulfonic acid Structure
4,5-Dihydroxy-3-(1-naphthalenylazo)-2,7-naphthalenedisulfonic acid structure
Common Name 4,5-Dihydroxy-3-(1-naphthalenylazo)-2,7-naphthalenedisulfonic acid
CAS Number 62106-17-6 Molecular Weight 474.46400
Density 1.69g/cm3 Boiling Point N/A
Molecular Formula C20H14N2O8S2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name (3E)-5-hydroxy-3-(naphthalen-1-ylhydrazinylidene)-4-oxonaphthalene-2,7-disulfonic acid
Synonym More Synonyms

 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

~%

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

4,5-Dihydroxy-3...

CAS#:62106-17-6

Literature: Hoechster Farbw. Patent: DE69095 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 590

 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%

 Synonyms

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