22377-38-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22377-38-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,3,7 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 22377-38:
(7*2)+(6*2)+(5*3)+(4*7)+(3*7)+(2*3)+(1*8)=104
104 % 10 = 4
So 22377-38-4 is a valid CAS Registry Number.
22377-38-4Relevant articles and documents
An improved method for the synthesis of 5-aryl-3-methyl-2-methylimino-1,3,4-oxadiazoles
Kane,Staeger
, p. 1 - 11 (2007/10/02)
5-Aryl-3-methyl-2-methylimino-1,3,4-oxadiazoles were prepared in 54-81% yields by the mercuric oxide-induced cyclizations of 1-aroyl-2,4,-dimethylthiosemicarbazides.
