123169-44-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123169-44-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,1,6 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 123169-44:
(8*1)+(7*2)+(6*3)+(5*1)+(4*6)+(3*9)+(2*4)+(1*4)=108
108 % 10 = 8
So 123169-44-8 is a valid CAS Registry Number.
123169-44-8Relevant articles and documents
Studies on the Synthesis of the Indoloquinolizidine System
Rubiralta, Mario,Diez, Anna,Bosch, Joan,Solans, Xavier
, p. 5591 - 5597 (1989)
A new route to the indoloquinolizidin-2-one ring system is reported.It is based on the elaboration of the C ring in the key step by cyclization upon the indole 3-position of an N-substituted 2-(2-indolyl)-4-piperidone derivative.This cyclization wa
