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139950-88-2

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139950-88-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139950-88-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,5 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 139950-88:
(8*1)+(7*3)+(6*9)+(5*9)+(4*5)+(3*0)+(2*8)+(1*8)=172
172 % 10 = 2
So 139950-88-2 is a valid CAS Registry Number.

139950-88-2SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name But-1-enyl-p-tolylsulfon

1.2 Other means of identification

Product number -
Other names -

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:139950-88-2 SDS

139950-88-2Relevant articles and documents

Oxidative Radical Addition-Cyclization of Sulfonyl Hydrazones with Simple Olefins by Binary Acid Catalysis

Zhong, Xingren,Lv, Jian,Luo, Sanzhong

supporting information, p. 3150 - 3153 (2016/07/13)

An unprecedented binary acid accelerated oxidative radical annulation of sulfonyl hydrazones with simple olefins is described. Notably, this method provides a novel oxidative radical cycloaddition for the construction of six-member heterocycles. It offers a rapid and efficient approach to tetrahydropyridazines which are key structural motifs in pharmaceutically active compounds.

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