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80974-45-4

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80974-45-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80974-45-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,9,7 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80974-45:
(7*8)+(6*0)+(5*9)+(4*7)+(3*4)+(2*4)+(1*5)=154
154 % 10 = 4
So 80974-45-4 is a valid CAS Registry Number.

80974-45-4Relevant articles and documents

Stereoselective reactions. IX. Synthetic studies on optically active β-lactams. I. Chiral synthesis of carbapenam and carbapenem ring systems starting from (S)-aspartic acid

Ikota,Shibata,Koga

, p. 3299 - 3306 (2007/10/02)

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