56775-40-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56775-40-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,7,7 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 56775-40:
(7*5)+(6*6)+(5*7)+(4*7)+(3*5)+(2*4)+(1*0)=157
157 % 10 = 7
So 56775-40-7 is a valid CAS Registry Number.
56775-40-7Relevant articles and documents
Total Synthesis of dl-Cyclosativene by Cationic Olefinic and Acetylenic Cyclizations
Baldwin, Steven W.,Tomesch, John C.
, p. 1455 - 1462 (2007/10/02)
Racemic cyclosativene has been prepared stereospecifically by two routes each involving intramolecular capture of a homoallylic carbonium ion by a carbon-carbon multiple bond.Diels-Alder reaction between propynal and 2,3-dimethylcyclopentadiene followed b
