100688-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100688-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,6,8 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 100688-57:
(8*1)+(7*0)+(6*0)+(5*6)+(4*8)+(3*8)+(2*5)+(1*7)=111
111 % 10 = 1
So 100688-57-1 is a valid CAS Registry Number.
100688-57-1Relevant articles and documents
CARBENOIDS. METAL ASSISTED IONIZATION
Walborsky,H.M.,Duraisamy,M.
, p. 2743 - 2746 (2007/10/02)
Treatment of (S)-(+)-1-chloro-2,2-diphenylcyclopropane with n-butyllithium at -25 deg C yield, inter alia, (R)-(-)-1-n-butyl-2,2diphenylcyclopropane with overall inverted configuration.A metal assisted ionization mechanism is proposed.