77944-40-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77944-40-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,4 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77944-40:
(7*7)+(6*7)+(5*9)+(4*4)+(3*4)+(2*4)+(1*0)=172
172 % 10 = 2
So 77944-40-2 is a valid CAS Registry Number.
77944-40-2Relevant articles and documents
Arenesulfinamides as new reagents for the synthesis of allylic sulfoxides
Alajarín, Mateo,Pastor, Aurelia,Cabrera, José
, p. 995 - 998 (2004)
Reaction of arenesulfinamides with alkenes bearing allylic hydrogens in the presence of Yb(OTf)3/TMSC1 led to the corresponding allylic sulfoxides in good yields.