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53837-83-5

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53837-83-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53837-83-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,8,3 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 53837-83:
(7*5)+(6*3)+(5*8)+(4*3)+(3*7)+(2*8)+(1*3)=145
145 % 10 = 5
So 53837-83-5 is a valid CAS Registry Number.

53837-83-5Relevant articles and documents

PROCESS INVOLVING CROSS METATHESIS OF OLEFINS

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Page/Page column 30; 35; 36, (2015/10/05)

A method of forming a macrocyclic musk compound comprising the steps of:- i) cross-metathesizing a first olefin and a second olefin in the presence of a homogeneous transition metal catalyst comprising an alkylidene ligand, to form a statistical mixture of a hetero-dimer intermediate of said first and second terminal olefin, and homo-dimers ii) separating the hetero-dimer from the statistical mixture of hetero-and homo- dimers iii) and cyclizing the hetero-dimer intermediate to form the macrocyclic musk compound.

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