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: 1,2,4-Triazolo[4,3-a]pyrimidine-7-sulfonic acid,5-mercapto-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

189503-76-2

189503-76-2 structure

189503-76-2 structure

Name: 1,2,4-Triazolo[4,3-a]pyrimidine-7-sulfonic acid,5-mercapto-
Chemical Name: 5-Thioxo-1,5-dihydro[1,2,4]triazolo[4,3-a]pyrimidine-7-sulfonic acid
CAS Number: 189503-76-2
Molecular Formula: C₅H₄N₄O₃S₂
Molecular Weight: 232.240
Create Date: 2021-09-10 18:13:53
Modify Date: 2025-08-26 11:47:49

Names
Properties

Name	5-Thioxo-1,5-dihydro[1,2,4]triazolo[4,3-a]pyrimidine-7-sulfonic acid
Synonyms	1,2,4-Triazolo[4,3-a]pyrimidine-7-sulfonic acid, 5,8-dihydro-5-thioxo- 5-Thioxo-1,5-dihydro[1,2,4]triazolo[4,3-a]pyrimidine-7-sulfonic acid

Density	2.2±0.1 g/cm3
Molecular Formula	C₅H₄N₄O₃S₂
Molecular Weight	232.240
Exact Mass	231.972473
LogP	-0.82
Index of Refraction	1.943

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