Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-hydroxy-5-[(phenylsulphonyl)amino]naphthalene-2,7-disulphonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

83-22-7

83-22-7 structure

83-22-7 structure

Name: 4-hydroxy-5-[(phenylsulphonyl)amino]naphthalene-2,7-disulphonic acid
Chemical Name: 4-(benzenesulfonamido)-5-hydroxynaphthalene-2,7-disulfonic acid
CAS Number: 83-22-7
Molecular Formula: C₁₆H₁₃NO₉S₃
Molecular Weight: 459.47100
Catalog: API Circulatory system medication Antiarrhythmic drug
Create Date: 2019-01-15 20:39:53
Modify Date: 2025-09-18 16:59:10

Name	4-(benzenesulfonamido)-5-hydroxynaphthalene-2,7-disulfonic acid
Synonyms	EINECS 201-459-1 H Acid benzenesulfonamide 8-Phenylsulfonamido-1-naphthol-3,6-disulfonic acid N-Benzenesulfonyl-H Acid 8-Benzenesulfonamido-1-naphthol-3,6-disulfonic acid Lissamine Red 7BP

Density	1.79g/cm3
Molecular Formula	C₁₆H₁₃NO₉S₃
Molecular Weight	459.47100
Exact Mass	458.97500
PSA	200.28000
LogP	5.15500
Index of Refraction	1.741

Hazard Codes	Xi
Safety Phrases	S26-S36/37/39

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