64846-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64846-49-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,8,4 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 64846-49:
(7*6)+(6*4)+(5*8)+(4*4)+(3*6)+(2*4)+(1*9)=157
157 % 10 = 7
So 64846-49-7 is a valid CAS Registry Number.
64846-49-7Relevant articles and documents
A new and facile synthesis of sulfonyl chlorides
Kim,Ko,Kim
, p. 1203 - 1204 (1992)
Several benzenesulfonyl and arylmethanesulfonyl chlorides 2 are synthesized in excellent yields by the aqueous chlorination of aryl (or benzyl) methoxymethyl sulfides 1. Functionalized sulfides 1 d-g can be prepared easily from bromophenyl methoxymethyl sulfides 1b,c.