663957-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 663957-09-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,3,9,5 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 663957-09:
(8*6)+(7*6)+(6*3)+(5*9)+(4*5)+(3*7)+(2*0)+(1*9)=203
203 % 10 = 3
So 663957-09-3 is a valid CAS Registry Number.
663957-09-3Relevant articles and documents
Construction of previously inaccessible 2-amino-4-benzyl substituted oxazoles
Lindsey, Christopher C.,O'Boyle, Brendan M.,Mercede, Stephanie J.,Pettus, Thomas R. R.
, p. 867 - 868 (2007/10/03)
A process for the synthesis of 2-amino-4-benzyl-oxazoles is reported.
