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142720-78-3

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142720-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142720-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,7,2 and 0 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 142720-78:
(8*1)+(7*4)+(6*2)+(5*7)+(4*2)+(3*0)+(2*7)+(1*8)=113
113 % 10 = 3
So 142720-78-3 is a valid CAS Registry Number.

142720-78-3Relevant articles and documents

Regioselective Alkylation of Phenoxy-Substituted 3-(Methylthio)indolin-2(3H)-ones. Preparation of 3-,1,3-,and 1,3,3-Substituted Indolin-2(3H)-ones

Karp, Gary M.

, p. 4765 - 4772 (2007/10/02)

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