80431-33-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80431-33-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,4,3 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 80431-33:
(7*8)+(6*0)+(5*4)+(4*3)+(3*1)+(2*3)+(1*3)=100
100 % 10 = 0
So 80431-33-0 is a valid CAS Registry Number.
80431-33-0Relevant articles and documents
Hochfluorierte Phosphor-Ylide und Phosphoniumsalze
Schmidbaur, Hubert,Zybill, Christian E.
, p. 3589 - 3598 (2007/10/02)
The (perfluoroalkyl)iodophosphanes n-C6F13PI2 and (n-C6F13)2PI, obtained from n-C6F13I and white phosphorus at 235 deg C under pressure, are converted into the chlorides n-C6F13PCl2 and (n-C6F13)2PCl with HgCl2.The chlorides are methylated with LiCH3 to f