110890-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 110890-42-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,0,8,9 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 110890-42:
(8*1)+(7*1)+(6*0)+(5*8)+(4*9)+(3*0)+(2*4)+(1*2)=101
101 % 10 = 1
So 110890-42-1 is a valid CAS Registry Number.
110890-42-1Relevant articles and documents
EFFECIENT 4 + 1 SYNTHESES OF HIGHLY FUNCTIONALIZED CYCLOPENTENES
Nantz, M. H.,Radisson, X.,Fuchs, P. L.
, p. 55 - 70 (2007/10/02)
Condensation of sulfone-activated methylene compounds with cis-1,4-dichloro-2-butene yields cyclopentenes.Elaboration of these cyclopentene products into highly functionalized intermediates is described.