34573-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34573-34-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,5,7 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 34573-34:
(7*3)+(6*4)+(5*5)+(4*7)+(3*3)+(2*3)+(1*4)=117
117 % 10 = 7
So 34573-34-7 is a valid CAS Registry Number.
34573-34-7Relevant academic research and scientific papers
Chloromethyl ester of penicillins
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, (2008/06/13)
New penicillin esters and their salts together with methods for, and intermediates in the preparation thereof, the esters having the formula: EQU1 in which formula the asterisk indicates the possibility of an asymmetric carbon atom, n indicates an integer
