371917-22-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 371917-22-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,1,9,1 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 371917-22:
(8*3)+(7*7)+(6*1)+(5*9)+(4*1)+(3*7)+(2*2)+(1*2)=155
155 % 10 = 5
So 371917-22-5 is a valid CAS Registry Number.
371917-22-5Relevant articles and documents
Routes from 1,1-cycloalkanedicarboxylic acids to geminal bis(polyfluoromethyl) substituted carbocycles
Wolniewicz, Adam,Dmowski, Wojciech
, p. 95 - 102 (2001)
1-Fluoroformyl-1-(trifluoromethyl)cycloalkanes (1), prepared by treatment of 1,1-cycloalkane-dicarboxylic acids with SF4, were efficiently reduced to 1-hydroxymethyl-1-(trifluoromethyl)-cycloalkanes (2). Routes for the conversion of alcohols 2
