81221-65-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81221-65-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,2 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81221-65:
(7*8)+(6*1)+(5*2)+(4*2)+(3*1)+(2*6)+(1*5)=100
100 % 10 = 0
So 81221-65-0 is a valid CAS Registry Number.
81221-65-0Relevant articles and documents
ON THE REACTION OF DISULFIDES WITH CHLORAMINE-T IN ALCOHOLIC SOLVENTS. A REEXAMINATION
Dell'erba, C.,Corallo, G. Poluzzi,Novi, M.,Leandri, G.
, p. 123 - 125 (2007/10/02)
Disulfides react with chloramine T in alcohols to give a mixture of N-tosylamides and alkyl esters of N-tosylalkane- or N-tosylarene-sulfinimidic acids.