121249-48-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121249-48-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,4 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 121249-48:
(8*1)+(7*2)+(6*1)+(5*2)+(4*4)+(3*9)+(2*4)+(1*8)=97
97 % 10 = 7
So 121249-48-7 is a valid CAS Registry Number.
121249-48-7Relevant articles and documents
Oxidation by chlorine dioxide of methionine and cysteine derivatives to sulfoxides
Loginova,Rubtsova,Kuchin
experimental part, p. 752 - 754 (2009/05/09)
Methionine and cysteine derivatives were oxidized asymmetrically by chlorine dioxide to sulfinyl derivatives.