133611-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133611-43-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,6,1 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 133611-43:
(8*1)+(7*3)+(6*3)+(5*6)+(4*1)+(3*1)+(2*4)+(1*3)=95
95 % 10 = 5
So 133611-43-5 is a valid CAS Registry Number.
133611-43-5Relevant articles and documents
A facile synthesis of 3-acyl-1-alkylpyrroles
Chou,Yuan
, p. 171 - 172 (2007/10/02)
The title compounds 3 were synthesized in good yield by the reaction of dienes 1 with primary aliphatic amines followed by treatment with sodium methoxide.
