117036-93-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117036-93-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,0,3 and 6 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 117036-93:
(8*1)+(7*1)+(6*7)+(5*0)+(4*3)+(3*6)+(2*9)+(1*3)=108
108 % 10 = 8
So 117036-93-8 is a valid CAS Registry Number.
117036-93-8Relevant articles and documents
SYNTHETIC STUDIES RELATED TO PENTALENOLACTONES ; IMPROVED PREPARATION OF THE TSUJI'S CONJUNCTIVE REAGENT.
Breuilles, P.,Uguen, D.
, p. 6053 - 6056 (2007/10/02)
The conjunctive reagent 6 was efficiently prepared from methallyl phenyl sulfone.Palladium catalyzed cycloaddition with 5,5-dimethylcyclopent-2-enone then gave potent intermediates en route to pentalenolactones.
