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1234321-84-6

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1234321-84-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1234321-84-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,4,3,2 and 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1234321-84:
(9*1)+(8*2)+(7*3)+(6*4)+(5*3)+(4*2)+(3*1)+(2*8)+(1*4)=116
116 % 10 = 6
So 1234321-84-6 is a valid CAS Registry Number.

1234321-84-6Relevant articles and documents

PROCESS AND INTERMEDIATES FOR THE PREPARATION OF N-ACYLATED-4-ARYL BETA-AMINO ACID DERIVATIVES

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Page/Page column 23, (2010/08/04)

A process for producing an enantiomerically enriched, pure or enriched and essentially pure compound of Formula I [structure] wherein the R-, or S-configuration at the stereogenic center is marked with an *, which process hydrogenates an enamide compound of formula III [structure] in an organic solvent in the presence of a transition metal precursor complexed to a chiral phosphine ligand catalyst, wherein Ar is phenyl which is unsubstituted or substituted, R1 and R2 are selected from H, Cl - 8 alkyl, C5 - 12 cycloalkyl, aryl and aryl-C 1 - 2-alkyl, or R1 and R2 together with the nitrogen atom to which they are attached form a C4- r member heterocyclic πng system optionally fused with a 5- to 6- member carbocyclic or heterocyclic ring system, and the other substituents are as defined herein.

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