1276306-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1276306-85-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,6,3,0 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1276306-85:
(9*1)+(8*2)+(7*7)+(6*6)+(5*3)+(4*0)+(3*6)+(2*8)+(1*5)=164
164 % 10 = 4
So 1276306-85-4 is a valid CAS Registry Number.
1276306-85-4Relevant articles and documents
Synthesis of 4,n-diaryl-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydro-3- quinolinecarboxamides
Gein,Kazantseva,Kurbatova
, p. 728 - 730 (2011)
The reaction of dimedone, N-aryl-substituted acetoacetic acid amides, aryl aldehydes, and ammonium acetate gives 4,N-diaryl-2,7,7-trimethyl-5-oxo-1,4,5,6, 7,8-hexahydro-3-quinoline carboxamides.
