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132868-69-0

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132868-69-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 132868-69-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,8,6 and 8 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 132868-69:
(8*1)+(7*3)+(6*2)+(5*8)+(4*6)+(3*8)+(2*6)+(1*9)=150
150 % 10 = 0
So 132868-69-0 is a valid CAS Registry Number.

132868-69-0Downstream Products

132868-69-0Relevant articles and documents

Mixed Organofluorine-Organosilicon Chemistry. 3. A Highly Efficient and Convenient Synthesis of Aryl Perfluoroalk-1-enyl Ketones from Perfluoroalkyl Iodides and Aroylsilanes

Dondy, Boniface,Portella, Charles

, p. 6671 - 6674 (2007/10/02)

A one-pot procedure is described to synthesize aryl perfluoroalkenyl ketones with high yields from perfluoroalkyl iodides and aroylsilanes.It consists of conversion of the iodide to the perfluoroorganomagnesium bromide followed by reaction with the aroylsilane, in ether, at low temperatures (-45 deg C).Warming to room temperature and addition of triethylamine accelerate the process leading quantitatively to the enones, which can be isolated in the pure E-configuration.The mechanism of this synthesis, involving a Brook rearrangement, is discussed.An alternative procedure is proposed to synthesize the same enones, with equivalent efficiency, from 1-aryl-1-(trimethylsilyl)perfluoroalkan-1-ols.

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