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49639-13-6

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49639-13-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 49639-13-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,6,3 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 49639-13:
(7*4)+(6*9)+(5*6)+(4*3)+(3*9)+(2*1)+(1*3)=156
156 % 10 = 6
So 49639-13-6 is a valid CAS Registry Number.

49639-13-6SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-Methylsulfono-benzoylchlorid

1.2 Other means of identification

Product number -
Other names o-Mesylbenzoylchloride

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:49639-13-6 SDS

49639-13-6Relevant articles and documents

Improved synthesis of sterically encumbered heteroaromatic biaryls from aromatic β-keto esters

Rosen, Brandon R.,Ul Sharif, Ehesan,Miles, Dillon H.,Chan, Nicholas S.,Leleti, Manmohan R.,Powers, Jay P.

supporting information, (2020/03/25)

A protocol for the synthesis of hindered 4-aryl 2-aminopyrimidines from β–keto esters is described. The process employs trifluoroethanol as an essential additive to promote the guanidine condensation reaction, enabling the synthesis of 25 aryl- and heteroaryl substituted aminopyrimidines in good yields and high purities with no column chromatography. The conditions described herein are readily scalable and have been employed in the large-scale synthesis of the clinical A2a/A2bR antagonist AB928.

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