80117-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80117-41-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,1,1 and 7 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 80117-41:
(7*8)+(6*0)+(5*1)+(4*1)+(3*7)+(2*4)+(1*1)=95
95 % 10 = 5
So 80117-41-5 is a valid CAS Registry Number.
80117-41-5Relevant articles and documents
(DIETHYLPHOSPHINYL)DIFLUOROMETHYLLITHIUM. -PREPARATION AND SYNTHETIC APPLICATION-
Obayashi, Michio,Ito, Eiji,Matsui, Kiyohide,Kondo, Kiyosi
, p. 2323 - 2326 (2007/10/02)
The action of lithium diisopropylamide on diethyl difluoromethylphosphonate gives the title reagent which reacts with various electrophiles to introduce difluoromethylene or difluoromethyl unit.