727418-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 727418-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,7,4,1 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 727418-59:
(8*7)+(7*2)+(6*7)+(5*4)+(4*1)+(3*8)+(2*5)+(1*9)=179
179 % 10 = 9
So 727418-59-9 is a valid CAS Registry Number.
727418-59-9Relevant articles and documents
Synthesis and the keto-enol equilibrium of 2-acyl lactams
Nenajdenko,Gololobov,Zakurdaev,Balenkova
, p. 2473 - 2482 (2007/10/03)
Condensation of N-substituted lactams with carboxylic acid esters was studied. A wide range of substituted 2-acyl lactams with different ring sizes were synthesized. The structure of 2-acyl lactams (primarily, the ring size) was found to influence the ket
