118512-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118512-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,5,1 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 118512-72:
(8*1)+(7*1)+(6*8)+(5*5)+(4*1)+(3*2)+(2*7)+(1*2)=114
114 % 10 = 4
So 118512-72-4 is a valid CAS Registry Number.
118512-72-4Relevant articles and documents
Le O,O-diethyltrimethylsilylchloromethylphosphonate α-lithie (C2H5O)2P(O)C(Cl)Si(CH3)3Li
Teulade, Marie-Paule,Savignac, Philippe
, p. 295 - 304 (1988)
Silylation of either chloromethyl- or trichloromethyl-phosphonate in the presence of excess n-BuLi leads to the quantitative generation of lithiated trimethylsilylchloromethylphosphonates.This stable type of anion can be protonated, deuterated or alkylate