144658-40-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144658-40-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,6,5 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 144658-40:
(8*1)+(7*4)+(6*4)+(5*6)+(4*5)+(3*8)+(2*4)+(1*0)=142
142 % 10 = 2
So 144658-40-2 is a valid CAS Registry Number.
144658-40-2Relevant articles and documents
2-Amino-3-cyano-dihydroindol-5-ones, II: Reports on the biological activity of a new class of compounds
Frey,Eger
, p. 545 - 550 (2007/10/02)
2-amino-3-cyano-dihydroindol-5-ones 2 and 3 are formed by reaction of 2-Aminopyrrole-3-carbonitriles 1 with acetylenic acid esters. In various biological test systems they behave as cytotoxic agents.
