Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3,6-bis[2-(4-sulfo-1-naphthalenyl)diazenyl]-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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83656-13-7

83656-13-7 structure

83656-13-7 structure

Name: 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3,6-bis[2-(4-sulfo-1-naphthalenyl)diazenyl]-
Chemical Name: (3Z)-4,5-dioxo-3,6-bis[(4-sulfonaphthalen-1-yl)hydrazinylidene]naphthalene-2,7-disulfonic acid
CAS Number: 83656-13-7
Molecular Formula: C₃₀H₂₀N₄O₁₄S₄
Molecular Weight: 788.75800
Create Date: 2017-09-16 13:34:33
Modify Date: 2025-10-15 18:02:17

Name	(3Z)-4,5-dioxo-3,6-bis[(4-sulfonaphthalen-1-yl)hydrazinylidene]naphthalene-2,7-disulfonic acid
Synonyms	2,7-Bis-(p-sulfophenylazo)-chromotropsaeure Eupatrin Anisomelin 5,4'-dihydroxy-3',6,7-trimethoxyflavone Cirsileneol 5-Hydroxy-2-(4-hydroxy-3-methoxyphenyl)-6,7-dimethoxy-4H-chromen-4-one Fastigenin 4,5-dihydroxy-3,6-bis-(4-sulfo-[1]naphthylazo)-naphthalene-2,7-disulfonic acid Cirsilineol 4,5-Dihydroxy-3,6-bis-(4-sulfo-[1]naphthylazo)-naphthalin-2,7-disulfonsaeure 4',5-Dihydroxy-3',6,7-trimethoxyflavone 5,4'-Dihydroxy-6,7,3'-trimethoxyflavone

Density	1.84g/cm3
Molecular Formula	C₃₀H₂₀N₄O₁₄S₄
Molecular Weight	788.75800
Exact Mass	787.98600
PSA	340.90000
LogP	10.69820
Index of Refraction	1.797

148-25-4 structure

148-25-4

~%

83656-13-7 structure

83656-13-7

Literature: Datta Zeitschrift fuer Analytische Chemie, 1956 , vol. 149, p. 270,272

Precursor 1
148-25-4
DownStream 0

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