135056-76-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135056-76-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,0,5 and 6 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 135056-76:
(8*1)+(7*3)+(6*5)+(5*0)+(4*5)+(3*6)+(2*7)+(1*6)=117
117 % 10 = 7
So 135056-76-7 is a valid CAS Registry Number.
135056-76-7Relevant articles and documents
Tetrazole Compounds - 5. Synthesis and Transamination of Enamino Ketones of the Tetrazole Series
Fischer, G. W.
, p. 977 - 994 (2007/10/02)
Tetrazole-5-acetaldehyde enamines 5 react with aliphatic and aromatic carboxylic acid chlorides in the presence of an auxiliary base (e.g. pyridine or triethylamine) to give tetrazolyl-substituted enamino ketones 6.The latter can be modified by acid-catal
