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139756-31-3

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  • 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one

    Cas No: 139756-31-3

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  • 3-(6,7-DIHYDRO-7-OXO-3-PROPYL-1H-PYRAZOLO[4,3-D]PYRIMIDIN-5-YL)-4-ETHOXYBENZENESULFONYL CHLORIDE; DES-4-METHYLPIPERAZINE DESMETHYLSILDENAFIL CHLORIDE

    Cas No: 139756-31-3

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  • Hangzhou Fandachem Co.,Ltd
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139756-31-3 Usage

Chemical Properties

Off-White Solid

Uses

Different sources of media describe the Uses of 139756-31-3 differently. You can refer to the following data:
1. Intermediate for the preparation of Desmethylsildenafil.
2. Intermediate for the preparation of Desmethylsildenafil. Curcumine has wound-healing, analgesic, antioxidant, anti-angiogenic, anti-inflammatory, antiseptic, cytokine-release, and immunomodulatory therapeutic properties. Preclinical data have shown that curcumine can both inhibit the formation of tumors and act on a variety of molecular targets involved in cancer development.

Check Digit Verification of cas no

The CAS Registry Mumber 139756-31-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,7,5 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 139756-31:
(8*1)+(7*3)+(6*9)+(5*7)+(4*5)+(3*6)+(2*3)+(1*1)=163
163 % 10 = 3
So 139756-31-3 is a valid CAS Registry Number.
InChI:InChI=1/C16H17ClN4O4S/c1-3-5-11-13-14(21-20-11)16(22)19-15(18-13)10-8-9(26(17,23)24)6-7-12(10)25-4-2/h6-8H,3-5H2,1-2H3,(H,20,21)(H,18,19,22)

139756-31-3SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-ethoxy-3-(7-oxo-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride

1.2 Other means of identification

Product number -
Other names 3-(6,7-Dihydro-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonyl Chloride

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:139756-31-3 SDS

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