27531-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27531-68-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,5,3 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 27531-68:
(7*2)+(6*7)+(5*5)+(4*3)+(3*1)+(2*6)+(1*8)=116
116 % 10 = 6
So 27531-68-6 is a valid CAS Registry Number.
27531-68-6Relevant articles and documents
Reactions of Cyanide Ions with α,β-Unsaturated Esters, IV. - Reactions to Carbocycles
Stetter, Hermann,Marten, Klaus
, p. 240 - 249 (2007/10/02)
Sodium cyanide reacts with diethyl 2-methylenealkanedioates 1a-c and 8a-h to give simple or alkylated ethyl 2-cyano-3-oxo-1-cycloalkanecarboxylates 5a-c and 9a-h, respectively.From these the 3-oxo-1-cycloalkanecarboxylic acids 6a-c and 10a-h, respectively
