111250-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111250-04-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,2,5 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 111250-04:
(8*1)+(7*1)+(6*1)+(5*2)+(4*5)+(3*0)+(2*0)+(1*4)=55
55 % 10 = 5
So 111250-04-5 is a valid CAS Registry Number.
111250-04-5Relevant articles and documents
Arabinose-derived Auxiliaries in Asymmetric Diels-Alder Reaction
Shing, Tony K. M.,Lloyd-Williams, Paul
, p. 423 - 424 (1987)
The readily available auxiliary alcohol, benzyl 2,3-O-isopropylidene-β-L-arabinopyranoside (1), is shown to be superior to its methyl-congener (2) in asymmetric induction capacity, attributable to a more efficient shielding by the phenyl ring.