42374-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42374-49-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,3,7 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 42374-49:
(7*4)+(6*2)+(5*3)+(4*7)+(3*4)+(2*4)+(1*9)=112
112 % 10 = 2
So 42374-49-2 is a valid CAS Registry Number.
42374-49-2Relevant articles and documents
Synthesis of 2- and 3-pyridinyl(aryl)methanones
Popova, I. S.,Formanovsky, A. A.,Mikhura, I. V.
, p. 540 - 543 (2007/10/03)
A procedure was developed for the preparation of 2- and 3-pyridinyl(aryl)methanones by the reactions of aryllithium with methyl pyridinecarboxylate and methyl esters of substituted phenylcarboxylic acids.