34837-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34837-31-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,8,3 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 34837-31:
(7*3)+(6*4)+(5*8)+(4*3)+(3*7)+(2*3)+(1*1)=125
125 % 10 = 5
So 34837-31-5 is a valid CAS Registry Number.
34837-31-5Relevant articles and documents
Preparations and properties of tris(perfluoroalkyl) arsenic and antimony(III, V) compounds
Naumann, Dieter,Nowicki, Gabriele,Sassen, Karl-Josef
, p. 1183 - 1189 (2008/10/09)
As(Rf)3 and Sb(Rf)3 (Rf = C2F5, C4F9, C6F13) are prepared in good yields by the polar reactions of AsCl3 and SbCl3/su
