160662-65-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 160662-65-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,0,6,6 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 160662-65:
(8*1)+(7*6)+(6*0)+(5*6)+(4*6)+(3*2)+(2*6)+(1*5)=127
127 % 10 = 7
So 160662-65-7 is a valid CAS Registry Number.
160662-65-7Relevant articles and documents
SYNTHESIS OF FULLY AROMATIC PYRIDOTHIENOPYRIMIDINE DERIVATIVES
Sauter, F.,Jordis, U.,Froehlich, J.,Gewald, K.,Grohmann, F.,Ahmed, E. K.
, p. 489 - 498 (2007/10/02)
Reaction of N-protected 4-piperidones with sulfur and cyanacetamide gave thienopyridine derivatives which were cyclized to tetrahydro-pyridothienopyrimidines.Subsequently the pyrido moiety of these products was aromatized.The prod
