124620-27-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124620-27-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,6,2 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 124620-27:
(8*1)+(7*2)+(6*4)+(5*6)+(4*2)+(3*0)+(2*2)+(1*7)=95
95 % 10 = 5
So 124620-27-5 is a valid CAS Registry Number.
124620-27-5Relevant articles and documents
Camphor and isocamphanone in the synthesis of disubstituted acetylene alcohols, ethers, and esters
Dikusar,Kozlov,Moiseichuk
, p. 182 - 187 (2002)
By treating 1-octyne and phenylacetylene with butyllithium the corresponding lithium acetylides were obtained that, with camphor and isocamphanone, provided along streospecific process 2-exo-(1-octynyl or 2-phenyl-1-ethynyl)-2-endo-lithiumoxy-5,5,6-trimet
