166031-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 166031-45-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,0,3 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 166031-45:
(8*1)+(7*6)+(6*6)+(5*0)+(4*3)+(3*1)+(2*4)+(1*5)=114
114 % 10 = 4
So 166031-45-4 is a valid CAS Registry Number.
166031-45-4Relevant articles and documents
Enantioselective Addition of Diethylzinc to α-Branched Aldehydes
Kang, Jahyo,Lee, Jun Won,Kim, Joo In
, p. 2009 - 2010 (2007/10/02)
Reaction of diethylzinc with α-branched aldehydes in the presence of a catalytic amount of (1R,2S)-(-)-1-phenyl-2-piperidinopropane-1-thiol 1 provided the corresponding secondary alcohols in almost 100percent enantiomeric excess.