107591-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107591-09-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,5,9 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 107591-09:
(8*1)+(7*0)+(6*7)+(5*5)+(4*9)+(3*1)+(2*0)+(1*9)=123
123 % 10 = 3
So 107591-09-3 is a valid CAS Registry Number.
107591-09-3Relevant articles and documents
Obtention de dialkylamino-2 cyano-3 2H-chromenes
Auzou, Gilles,Rene, Loic
, p. 955 - 956 (2007/10/02)
2-Alkylamino-3-cyano-2H-chromenes have been obtained by the reaction of β-cyanoenamines with some salicylic aldehydes in the presence of p-toluenesulfonic acid.
