261943-24-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 261943-24-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,1,9,4 and 3 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 261943-24:
(8*2)+(7*6)+(6*1)+(5*9)+(4*4)+(3*3)+(2*2)+(1*4)=142
142 % 10 = 2
So 261943-24-2 is a valid CAS Registry Number.
261943-24-2Relevant articles and documents
The preparation of L,L-aspartame citric amide
Katritzky, Alan R.,Fang, Yunfeng,Prakash, Indra
, p. 675 - 677 (2007/10/03)
Mono-substituted L,L-aspartame citric amide 1 was prepared via coupling L,L-α-BMAP 3 with 1,2-dibenzyl citrate 2 prepared from selective hydrolysis of tribenzyl citrate 5.
