76431-36-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76431-36-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,4,3 and 1 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 76431-36:
(7*7)+(6*6)+(5*4)+(4*3)+(3*1)+(2*3)+(1*6)=132
132 % 10 = 2
So 76431-36-2 is a valid CAS Registry Number.
76431-36-2Relevant articles and documents
SYNTHESIS OF OPTICALLY ACTIVE PENEMS
Girijavallabhan, V. M.,Ganguly, A. K.,McCombie, S. W.,Pinto, P.,Rizvi, R.
, p. 3485 - 3488 (2007/10/02)
A general synthesis for optically active penems is described.Penems undergo a novel thermal isomerisation reaction.