119406-97-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119406-97-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,4,0 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 119406-97:
(8*1)+(7*1)+(6*9)+(5*4)+(4*0)+(3*6)+(2*9)+(1*7)=132
132 % 10 = 2
So 119406-97-2 is a valid CAS Registry Number.
119406-97-2Relevant articles and documents
REACTION OF YNAMINO KETONES WITH BIFUNCTIONAL REAGENTS
Ostroumov, I. G.,Tsil'ko, A. E.,Maretina, I. A.,Petrov, A. A.
, p. 1049 - 1055 (2007/10/02)
The reaction of 4-dialkylamino-3-butyn-2-ones with nitrogen-containing bifunctional reagents (ethylenediamine, ethanolamine, o-aminophenol, o-aminothiophenol, and o-phenylenediamine) was studied.In all cases except o-phenylenediamine the five-membered het