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72952-61-5

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72952-61-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72952-61-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,9,5 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 72952-61:
(7*7)+(6*2)+(5*9)+(4*5)+(3*2)+(2*6)+(1*1)=145
145 % 10 = 5
So 72952-61-5 is a valid CAS Registry Number.

72952-61-5Relevant articles and documents

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Ruzicka,Steiner

, p. 614,617 (1934)

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