118286-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118286-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,2,8 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 118286-18:
(8*1)+(7*1)+(6*8)+(5*2)+(4*8)+(3*6)+(2*1)+(1*8)=133
133 % 10 = 3
So 118286-18-3 is a valid CAS Registry Number.
118286-18-3Relevant articles and documents
A PROCESS FOR THE PREPARATION OF MODAFINIL
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Page/Page column 7, (2008/06/13)
A process for the preparation of 2-[(diphenylmethyl)sulfinyl]acetamide (I) comprising the oxidation of sodium 2-[(diphenylmethyl)sulfenyl]acetate to the corresponding sulfoxide and the derivatization of the latter to amide.