255048-79-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 255048-79-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,5,0,4 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 255048-79:
(8*2)+(7*5)+(6*5)+(5*0)+(4*4)+(3*8)+(2*7)+(1*9)=144
144 % 10 = 4
So 255048-79-4 is a valid CAS Registry Number.
255048-79-4Relevant articles and documents
C-amidoalkylation of aromatic compounds with chloral arylsulfonylimines and derivatives thereof
Rozentsveig,Levkovskaya,Mirskova
, p. 895 - 898 (2007/10/03)
N-(1-Hydroxy, 1-alkoxy-, 1-acetoxy, 1-arenesulfonamido-2,2,2-trichloroethyl)-arenesulfonamides in the presence of concentrated sulfuric acid behave as active C-amidoalkylating agents, and in reaction with aromatic compounds afford 1-aryl-1-(arenesulfonami
