142235-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142235-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,2,3 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 142235-65:
(8*1)+(7*4)+(6*2)+(5*2)+(4*3)+(3*5)+(2*6)+(1*5)=102
102 % 10 = 2
So 142235-65-2 is a valid CAS Registry Number.
142235-65-2Relevant articles and documents
REGIOSELECTIVE SYNTHESIS OF OPTICALLY ACTIVE (R)-5-METHYL- AND (R)-7-METHYL-5,6,7,8-TETRAHYDROQUINOLINES
Chelucci, Giorgio,Cossu, Sergio,Scano, Gianfranco,Soccolini, Francesco
, p. 1397 - 1403 (2007/10/02)
Five synthesis routes have been evaluated for the regioselective preparation of (R)-5-methyl- and (R)-7-methyl-5,6,7,8-tetrahydroquinolines from (+)-(R)-3-methylcyclohexanone.