141479-91-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141479-91-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,4,7 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 141479-91:
(8*1)+(7*4)+(6*1)+(5*4)+(4*7)+(3*9)+(2*9)+(1*1)=136
136 % 10 = 6
So 141479-91-6 is a valid CAS Registry Number.
141479-91-6Relevant articles and documents
ENAMINONES IN THE PREPARATION OF 1,2-DIAZETIDIN-4-ONES
Greenhill, John V.,Taylor, Edward C.
, p. 2417 - 2427 (2007/10/02)
A new procedure for the preparation of 1,2-diazetidin-4-ones via ring closure of N1-(2-chloroacyl)-N1-methyl-N2-(3-oxocyclohexenyl)hydrazines has led to the preparation of a 4,4-disubstituted 1,2-diazetidin-4-one.