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: 3,7-Dimethyl-8-(p-sulfonamidophenyl)xanthine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

149981-21-5

149981-21-5 structure

149981-21-5 structure

Name: 3,7-Dimethyl-8-(p-sulfonamidophenyl)xanthine
Chemical Name: 4-(3,7-dimethyl-2,6-dioxopurin-8-yl)benzenesulfonamide
CAS Number: 149981-21-5
Molecular Formula: C₁₃H₁₃N₅O₄S
Molecular Weight: 335.33800
Create Date: 2017-01-09 16:57:55
Modify Date: 2025-09-25 10:03:15

Names
Properties

Name	4-(3,7-dimethyl-2,6-dioxopurin-8-yl)benzenesulfonamide

Density	1.69g/cm3
Melting Point	>300ºC
Molecular Formula	C₁₃H₁₃N₅O₄S
Molecular Weight	335.33800
Exact Mass	335.06900
PSA	141.22000
LogP	1.05580
Index of Refraction	1.768

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