121370-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121370-44-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,3,7 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 121370-44:
(8*1)+(7*2)+(6*1)+(5*3)+(4*7)+(3*0)+(2*4)+(1*4)=83
83 % 10 = 3
So 121370-44-3 is a valid CAS Registry Number.
121370-44-3Relevant articles and documents
HIGHLY STEREOSELECTIVE FREE RADICAL C-6-ALLYLATION OF PENAMS-SYNTHESIS OF A NOVEL Β-LACTAMASE INHIBITOR
Hanessian, Stephen,Alpegiani, Marco
, p. 941 - 950 (2007/10/02)
Highly efficient radical-induced C-allylation is possible with 6-bromo and 6,6-dibromopenams with excellent chemo- and stereoselectivity. 6-β-Allyl penicillin 1,1-dioxide sodium salt is a novel β-lactamase inhibitor.
