205438-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 205438-89-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,4,3 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 205438-89:
(8*2)+(7*0)+(6*5)+(5*4)+(4*3)+(3*8)+(2*8)+(1*9)=127
127 % 10 = 7
So 205438-89-7 is a valid CAS Registry Number.
205438-89-7Relevant articles and documents
Stereoselective peterson olefinations of silylated benzyl carbamates
Van Staden, L. Frances,Bartels-Rahm, Birgit,Field, John S.,Emslie, Neville D.
, p. 3255 - 3278 (2007/10/03)
An investigation of the effects of solvent, temperature and the bulk of the silyl and carbamate functionalities on the stereoselective synthesis of substituted vinyl carbamates from α-silyl benzyl carbamates is described.
