136496-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136496-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,9 and 6 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 136496-92:
(8*1)+(7*3)+(6*6)+(5*4)+(4*9)+(3*6)+(2*9)+(1*2)=159
159 % 10 = 9
So 136496-92-9 is a valid CAS Registry Number.
136496-92-9Relevant academic research and scientific papers
REACTIONS WITH COUMARINS: SYNTESIS OF SEVERAL NEW ANNELATED PYRIDINE AND PYRROLYLCOUMARIN DERIVATIVES
Ismail, Nabila A.,Khalifa, Fathy A.,Magd El Din, Asmaa A.
, p. 1101 - 1107 (2007/10/02)
Benzopyranopyridine, pyrazolopyridine, isoxazolopyridine, pyridopyrimidine and pyrrolylcoumarin derivatives were synthesized from 3-acetylcoumarin and its derivatives with different reagents.
