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89143-20-4

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89143-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89143-20-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,1,4 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89143-20:
(7*8)+(6*9)+(5*1)+(4*4)+(3*3)+(2*2)+(1*0)=144
144 % 10 = 4
So 89143-20-4 is a valid CAS Registry Number.

89143-20-4SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-benzyl-3-pyrrolidin-1-ylpyrrolidine-2,5-dione

1.2 Other means of identification

Product number -
Other names [1,3'-Bipyrrolidine]-2',5'-dione,1'-(phenylmethyl)

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:89143-20-4 SDS

89143-20-4Downstream Products

89143-20-4Relevant articles and documents

Conjugate Additions of Amines to Maleimides via Cooperative Catalysis

Uno, Brice E.,Deibler, Kristine K.,Villa, Carlos,Raghuraman, Arjun,Scheidt, Karl A.

, p. 1719 - 1725 (2018)

A cooperative system comprising of a lithium Lewis acid and amine base significantly enhances the rate of the conjugate addition of a wide array of amines to maleimides. This operationally simple, scalable method provides mono-addition products in high yields and purity. This conjugation was successfully applied to the kinase inhibitor crizotinib in a chemoselective ligation to create novel fluorescent probe. (Figure presented.).

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