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104430-19-5

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104430-19-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104430-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,4,3 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 104430-19:
(8*1)+(7*0)+(6*4)+(5*4)+(4*3)+(3*0)+(2*1)+(1*9)=75
75 % 10 = 5
So 104430-19-5 is a valid CAS Registry Number.

104430-19-5Downstream Products

104430-19-5Relevant articles and documents

Ring enlargement of the β-lactam nucleus of penicillins

Marchand-Brynaert,Ghosez

, p. 1021 - 1031 (2007/10/02)

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