20808-07-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20808-07-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,8,0 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20808-07:
(7*2)+(6*0)+(5*8)+(4*0)+(3*8)+(2*0)+(1*7)=85
85 % 10 = 5
So 20808-07-5 is a valid CAS Registry Number.
20808-07-5Relevant articles and documents
PERFLUOROALKYLATION OF THIOLS. EVIDENCE FOR A RADICAL CHAIN PROCESS
Feiring, Andrew E.
, p. 191 - 204 (2007/10/02)
Perfluoroalkyl sulfides are formed from primary or secondary perfluoroalkyl iodides and aromatic or alphatic thiolates without UV irradiation.Perfluoroalkyl radicals are intermediates as demonstrated by inhibition and trapping studies.