77307-63-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77307-63-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,0 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77307-63:
(7*7)+(6*7)+(5*3)+(4*0)+(3*7)+(2*6)+(1*3)=142
142 % 10 = 2
So 77307-63-2 is a valid CAS Registry Number.
77307-63-2Relevant articles and documents
A facile synthesis of C2N3-disubstituted-4- quinazolone
Xue, Song,McKenna, Joseph,Shieh, Wen-Chung,Repic, Oljan
, p. 6474 - 6477 (2007/10/03)
A simple and efficient methodology for the synthesis of C 2,N3-disubstituted-4 quinazolones from anilines and N-acylanthranilic acids was developed. The new cyclization conditions are much milder than any other reported protocols and
