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641617-19-8

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641617-19-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 641617-19-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,1,6,1 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 641617-19:
(8*6)+(7*4)+(6*1)+(5*6)+(4*1)+(3*7)+(2*1)+(1*9)=148
148 % 10 = 8
So 641617-19-8 is a valid CAS Registry Number.

641617-19-8Relevant articles and documents

PROCESS FOR PREPARATION OF OPTICALLY ACTIVE 1-SUBSTITUTED AMINO-2,3-EPOXYPROPANES, INTERMEDIATES FOR THE SYNTHESIS THEREOF AND PROCESS FOR PREPARATION OF THE INTERMEDIATES

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Page/Page column 21, (2008/06/13)

The present invention provides an industrial process for effectively and advantageously preparing optically active 1-substituted amino-2,3-epoxypropanes useful as intermediates for preparing agricultural chemicals and medical products from optically activ

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