Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-[(1,5-dihydroxy-2-naphthyl)azo]-4-hydroxybenzenesulphonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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25747-07-3

25747-07-3 structure

25747-07-3 structure

Name: 3-[(1,5-dihydroxy-2-naphthyl)azo]-4-hydroxybenzenesulphonic acid
Chemical Name: 3-[2-(1,5-dioxonaphthalen-2-yl)hydrazinyl]-4-hydroxybenzenesulfonic acid
CAS Number: 25747-07-3
Molecular Formula: C₁₆H₁₂N₂O₆S
Molecular Weight: 360.34100
Create Date: 2016-05-24 19:24:43
Modify Date: 2025-08-26 09:07:25

Name	3-[2-(1,5-dioxonaphthalen-2-yl)hydrazinyl]-4-hydroxybenzenesulfonic acid
Synonyms	3-((1,5-Dihydroxy-2-naphthyl)azo)-4-hydroxybenzenesulphonic acid (Phenol-sulfonsaeure-(4))-(2 azo 2)-(1.5-dioxy-naphthalin) EINECS 247-236-2 3-(1,5-Dihydroxy-[2]naphthylazo)-4-hydroxy-benzolsulfonsaeure 3-(1,5-dihydroxy-[2]naphthylazo)-4-hydroxy-benzenesulfonic acid Benzenesulfonic acid,3-[2-(1,5-dihydroxy-2-naphthalenyl)diazenyl]-4-hydroxy Benzenesulfonic acid,3-((1,5-dihydroxy-2-naphthalenyl)azo)-4-hydroxy

Density	1.7g/cm3
Molecular Formula	C₁₆H₁₂N₂O₆S
Molecular Weight	360.34100
Exact Mass	360.04200
PSA	141.18000
LogP	2.55840
Index of Refraction	1.762

HS Code	2927000090

83-56-7 structure

83-56-7

~%

25747-07-3 structure

25747-07-3

Literature: Fischer,O.; Bauer Journal fuer Praktische Chemie (Leipzig), 1917 , vol. <2>95, p. 263 Full Text Show Details Bayer and Co. Patent: DE157786 ;

Precursor 1
83-56-7
DownStream 0

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%

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