40249-95-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40249-95-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,4 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 40249-95:
(7*4)+(6*0)+(5*2)+(4*4)+(3*9)+(2*9)+(1*5)=104
104 % 10 = 4
So 40249-95-4 is a valid CAS Registry Number.
40249-95-4Relevant articles and documents
A GENERAL, HIGH-YIELD PREPARATION OF THIOSULFINATE ESTERS USING ORGANOTIN PRECURSORS
Harpp, David N.,Aida, T.,Chan, T. H.
, p. 5173 - 5176 (2007/10/02)
A variety of thiosulfinate esters are produced in >90percent isolated yield by the reaction of organotin thiolates with sulfinyl chlorides.