119927-78-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119927-78-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,9,2 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 119927-78:
(8*1)+(7*1)+(6*9)+(5*9)+(4*2)+(3*7)+(2*7)+(1*8)=165
165 % 10 = 5
So 119927-78-5 is a valid CAS Registry Number.
119927-78-5Relevant articles and documents
Possible Mechanism for the Stereoselective Double Michael Reaction Catalyzed by Trityl Perchlorate
Kobayashi, Shu,Sagawa, Yukihiro,Akamatsu, Hiroshi,Mukaiyama, Teruaki
, p. 1777 - 1780 (2007/10/02)
The trityl perchlorate catalyzed double Michael reaction forming six-membered ring compounds from α,β-unsaturated ketones and siloxydienes was shown to take place via a two step process.