93740-72-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93740-72-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,7,4 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 93740-72:
(7*9)+(6*3)+(5*7)+(4*4)+(3*0)+(2*7)+(1*2)=148
148 % 10 = 8
So 93740-72-8 is a valid CAS Registry Number.
93740-72-8Relevant articles and documents
AMIDINOSULPHENYLATION OF ALKENES
Brownbridge, Peter
, p. 3759 - 3762 (2007/10/02)
Phenylsulphenamides react chemoselectively with an alkene and a nitrile in the presence of trifluoromethanesulphonic acid to give N-(β-phenylthioalkyl)amidines; in the absence of nitrile an amine is formed.