107972-50-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107972-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,9,7 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 107972-50:
(8*1)+(7*0)+(6*7)+(5*9)+(4*7)+(3*2)+(2*5)+(1*0)=139
139 % 10 = 9
So 107972-50-9 is a valid CAS Registry Number.
107972-50-9Relevant articles and documents
ETHYL CARBOETHOXYFORMIMIDATE IN HETEROCYCLIC CHEMISTRY
Gomez, E.,Avendano, C.,McKillop, A.
, p. 2625 - 2634 (2007/10/02)
The reactions of ethyl carboethoxyformimidate with various bidentate reagents illustrate its usefulness as a reagent in heterocyclic chemistry.