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51680-05-8

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51680-05-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51680-05-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,6,8 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 51680-05:
(7*5)+(6*1)+(5*6)+(4*8)+(3*0)+(2*0)+(1*5)=108
108 % 10 = 8
So 51680-05-8 is a valid CAS Registry Number.

51680-05-8Downstream Products

51680-05-8Relevant articles and documents

Synthesis of cephalosporins with substituted thiadiazoles directly attached to the C3-position. I. Synthesis of 3-(5-substituted-1,3,4-thiadiazol-2-yl)ceph-3-em derivatives

Sugawara,Masuya,Matsuo,Miki

, p. 2116 - 2128 (2007/10/02)

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