1438895-20-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1438895-20-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,8,8,9 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1438895-20:
(9*1)+(8*4)+(7*3)+(6*8)+(5*8)+(4*9)+(3*5)+(2*2)+(1*0)=205
205 % 10 = 5
So 1438895-20-5 is a valid CAS Registry Number.
1438895-20-5Relevant articles and documents
A novel method for the preparation of 4-arylimidazolones
Demong, Duane E.,Ng, Irene,Miller, Michael W.,Stamford, Andrew W.
, p. 2830 - 2833 (2013/07/19)
A series of 4-arylimidazolones have been accessed via late-stage, palladium-mediated arylation of acetone- and cyclohexanone-derived 4-chloroimidazolones. The 4-chloroimidazolones were prepared via a novel rearrangement of the corresponding imidazolone N-