134793-93-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134793-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,7,9 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 134793-93:
(8*1)+(7*3)+(6*4)+(5*7)+(4*9)+(3*3)+(2*9)+(1*3)=154
154 % 10 = 4
So 134793-93-4 is a valid CAS Registry Number.
134793-93-4Relevant articles and documents
Synthesis and biological activity of quinoquinazolinones
Saxena, Sushma,Verma, M,Saxena, A K,Gupta, G P,Shanker, K
, p. 453 - 456 (2007/10/02)
10-Substituted 6-arylaminomethyl-12H-quinoquinazoline-5(6H),12-diones (III) and 5,6-dihydro-5-substituted-12H-quinoquinazoline-5,12(6H)-diones (IV) have been synthesized from 10-substituted-12H-quinoquinazoline-5(6H),12-diones (II) wh