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20023-67-0

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20023-67-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20023-67-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,0,2 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20023-67:
(7*2)+(6*0)+(5*0)+(4*2)+(3*3)+(2*6)+(1*7)=50
50 % 10 = 0
So 20023-67-0 is a valid CAS Registry Number.

20023-67-0Relevant articles and documents

A New Route to Spiroocta-1,4,7-trien-6-ones

Ikeda, Toshihiko,Kobayashi, Shinjiro,Taniguchi, Hiroshi

, p. 393 - 394 (2007/10/02)

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