93520-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93520-74-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,5,2 and 0 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 93520-74:
(7*9)+(6*3)+(5*5)+(4*2)+(3*0)+(2*7)+(1*4)=132
132 % 10 = 2
So 93520-74-2 is a valid CAS Registry Number.
93520-74-2Relevant academic research and scientific papers
Direct Incorporation of a 6&α(7&α)-Formamido Group into Penicillin and Cephalosporin Sulphides and Sulphoxides
Branch, Clive L.,Pearson, Michael J.,Smale, Terence C.
, p. 2865 - 2874 (2007/10/02)
6β(7β)--penicillins and -cephalosporins have been converted into the corresponding 6α(7α)-formamido-6β(7β)-(2,2,2-trichloroethoxycarbonylamino) derivatives by treatment with N,N-bis(trimet
