Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1H-Pyrazol-3-amine,4,5-dihydro-1-(phenylsulfonyl)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

71998-90-8

71998-90-8 structure

Name: 1H-Pyrazol-3-amine,4,5-dihydro-1-(phenylsulfonyl)-
Chemical Name: 2-(benzenesulfonyl)-3,4-dihydropyrazol-5-amine
CAS Number: 71998-90-8
Molecular Formula: C₉H₁₁N₃O₂S
Molecular Weight: 225.26800
Create Date: 2017-07-15 12:38:15
Modify Date: 2025-09-11 11:26:14

Name	2-(benzenesulfonyl)-3,4-dihydropyrazol-5-amine
Synonyms	1-benzenesulfonyl-4,5-dihydro-1H-pyrazol-3-ylamine

Density	1.47g/cm3
Boiling Point	404.8ºC at 760 mmHg
Molecular Formula	C₉H₁₁N₃O₂S
Molecular Weight	225.26800
Flash Point	198.6ºC
Exact Mass	225.05700
PSA	84.14000
LogP	1.50780
Index of Refraction	1.676

82845-80-5

98-09-9

~96%

71998-90-8

Literature: Gorelik, M. V.; Titova, S. P.; Rybinov, V. I. Journal of Organic Chemistry USSR (English Translation), 1980 , vol. 16, p. 1143 - 1148 Zhurnal Organicheskoi Khimii, 1980 , vol. 16, # 6 p. 1322 - 1328

Precursor 2
82845-80-5 98-09-9
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