143660-05-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143660-05-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,6,6 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 143660-05:
(8*1)+(7*4)+(6*3)+(5*6)+(4*6)+(3*0)+(2*0)+(1*5)=113
113 % 10 = 3
So 143660-05-3 is a valid CAS Registry Number.
143660-05-3Relevant articles and documents
Photo-oxidation of substituted 2-dicyanomethylene-1,2-dihydropyridines
Fuentes,Bonilla,Contreras,Lorenzo
, p. 2053 - 2056 (1992)
About the conversion of dicyanomethylene group to alkylcarboxylate on the photo-oxidation of 2-dicyanomethylene-1,2-dihydropyridines.
