74119-76-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74119-76-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,1,1 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 74119-76:
(7*7)+(6*4)+(5*1)+(4*1)+(3*9)+(2*7)+(1*6)=129
129 % 10 = 9
So 74119-76-9 is a valid CAS Registry Number.
74119-76-9Relevant articles and documents
Orthoamides, XXXIV.-Syntheses with Vinylidenediamines
Kantlehner, Willi,Ivanov, Ivo C.,Mergen, Walter W.,Bredereck, Hellmut
, p. 372 - 388 (2007/10/02)
Vinylidenediamines 2a,c have been prepared from 1-ethoxyvinylamine 4 and dimethylamine or pyrrolidine, respectively.Heating of 2a and formamidinium acetate affords 4-amino-5-pyrimidinecarbonitrile (7b).Acylation of 2a with acid chlorides or acid anhydride
