133958-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133958-40-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,9,5 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 133958-40:
(8*1)+(7*3)+(6*3)+(5*9)+(4*5)+(3*8)+(2*4)+(1*0)=144
144 % 10 = 4
So 133958-40-4 is a valid CAS Registry Number.
133958-40-4Relevant articles and documents
SYNTHESIS OF TRICYCLIC SYSTEMS INCORPORATING THE AZEPINE RING
Shekhter, O. V.,Chernyak, A. S.,Sergovskaya, N. L.,Tsizin, Yu. S.,Mikhailitsyn, F. S.,et al.
, p. 1383 - 1387 (2007/10/02)
Some tricyclic compounds (derivatives of pyrazinobenzazepine, diazepinoisoquinoline, and some pyrimidoisoquinolines) which are analogs of the anthelmintic praziquantel have been synthesized.
