75646-04-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75646-04-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,6,4 and 6 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 75646-04:
(7*7)+(6*5)+(5*6)+(4*4)+(3*6)+(2*0)+(1*4)=147
147 % 10 = 7
So 75646-04-7 is a valid CAS Registry Number.
75646-04-7Relevant articles and documents
Penam and cepham derivatives and preparation thereof
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, (2008/06/13)
Disclosed are antibacterial penicilins of the formula SPC1 Wherein Y" is a residue for a strong nucleophile and processes for preparing same.
