223678-04-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223678-04-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,6,7 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 223678-04:
(8*2)+(7*2)+(6*3)+(5*6)+(4*7)+(3*8)+(2*0)+(1*4)=134
134 % 10 = 4
So 223678-04-4 is a valid CAS Registry Number.
223678-04-4Relevant articles and documents
Dendronized polyacrylates with glucose units in the periphery
Zistler, Andrea,Koch, Sabine,Schlueter, A. Dieter
, p. 501 - 508 (1999)
The synthesis of dendritic building blocks (dendrons) of the first (G-1) and second generation (G-2) with peripheral acetyl-protected glucose moieties is reported. The dendrons can be selectively deprotected at the focal point and the resulting carboxylic