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20155-01-5

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20155-01-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20155-01-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,5 and 5 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 20155-01:
(7*2)+(6*0)+(5*1)+(4*5)+(3*5)+(2*0)+(1*1)=55
55 % 10 = 5
So 20155-01-5 is a valid CAS Registry Number.

20155-01-5Relevant articles and documents

Synthesis of 19-hydroxylated analogues of androstenedione and testosterone with the cyclopropane ring in 4,5-position

Joska,Fajkos

, p. 2423 - 2423 (2007/10/02)

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