135736-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135736-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,7,3 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 135736-89:
(8*1)+(7*3)+(6*5)+(5*7)+(4*3)+(3*6)+(2*8)+(1*9)=149
149 % 10 = 9
So 135736-89-9 is a valid CAS Registry Number.
135736-89-9Relevant articles and documents
Perfluoroalkyl sulfur compounds: An unusual reactivity pattern of perfluoroalkanesulfonic esters
Chen, Qing-Yun
, p. 21 - 39 (1997)
Four kinds of perfluoro-or polyfluoroalkanesulfonic esters, namely RFSO3CH2RF, RFSO3CF2RF, RFSO3C6F5 and C6Fsub