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13553-26-9

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13553-26-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13553-26-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,5,5 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 13553-26:
(7*1)+(6*3)+(5*5)+(4*5)+(3*3)+(2*2)+(1*6)=89
89 % 10 = 9
So 13553-26-9 is a valid CAS Registry Number.

13553-26-9Upstream product

13553-26-9Relevant articles and documents

A facile synthesis of 3ss-acetoxylanost-8-en-24-one (24-ketolanosteryl acetate)

Parish, Edward J.,Sun, Hang,Kizito, Stephen A.,Kaneshiro, Edna S.

, p. 702 - 704 (1999)

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