100239-07-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100239-07-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,2,3 and 9 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 100239-07:
(8*1)+(7*0)+(6*0)+(5*2)+(4*3)+(3*9)+(2*0)+(1*7)=64
64 % 10 = 4
So 100239-07-4 is a valid CAS Registry Number.
100239-07-4Relevant articles and documents
EFFICIENT N-SULFENYLATION OF 2-AZETIDINONES USING S-SUBSTITUTED THIOPHTHALIMIDES
Woulfe, Steven R.,Iwagami, Hisao,Miller, Marvin J.
, p. 3891 - 3894 (2007/10/02)
Reaction of N-unsubstituted β-lactams with various S-substituted thiophthalimides provides an efficient route to the corresponding N-thio-2-azetidinones.
