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Phosphonic acid, [(2-chlorophenyl)[(trimethylsilyl)oxy]methyl]-, diethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

18442-44-9

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18442-44-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18442-44-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,4,4 and 2 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 18442-44:
(7*1)+(6*8)+(5*4)+(4*4)+(3*2)+(2*4)+(1*4)=109
109 % 10 = 9
So 18442-44-9 is a valid CAS Registry Number.

18442-44-9Downstream Products

18442-44-9Relevant academic research and scientific papers

Aluminium triflate [Al(OTf)3] as a recyclable catalyst for the conversion of α-hydroxyphosphonates, alcohols and phenols to their corresponding O-silylated products with hexamethyldisilazane (HMDS)

Firouzabadi, Habib,Iranpoor, Nasser,Sobhani, Sara,Ghassamipour, Soheila

, p. 595 - 599 (2005)

Al(OTf)3 as a recyclable catalyst conducts the efficient conversion of various types of α-hydroxyphosphonates to their corresponding α-trimethysilyloxyphosphonates with HMDS in the absence of solvent at room temperature. The general applicabili

Highly efficient chemo- and regioselective silylation of -OH groups and cyanosilylation of aldehydes promoted by TiCl2(OTf)-SiO2 as a new recyclable catalyst

Firouzabadi, Habib,Iranpoor, Nasser,Farahi, Soghra

scheme or table, p. 3923 - 3928 (2010/02/28)

TiCl2(OTf)-SiO2 as an easy handling recyclable catalyst was applied for trimethylsilylation of diethyl α-hydroxyphosphonates, alcohols and phenols with high selectivity using HMDS as a silylating agent. Cyanotrimethylsilyl ethers were also obtained in excellent yields from treatment of aldehydes with TMSCN in the presence of this catalyst.

Iron(III) trifluoroacetate [Fe(F3CCO2)3] as an easily available, non-hygroscopic, non-corrosive, highly stable and a reusable Lewis Acid catalyst: Efficient O-silylation of α-hydroxyphosphonates, alcohols and phenols by he

Firouzabadi, Habib,Iranpoor, Nasser,Jafari, Abbas Ali,Jafari, Mohammad Reza

, p. 2711 - 2714 (2008/12/20)

O-Silylation of hydroxyl groups of α-hydroxyphosphonates, primary, secondary tertiary-alcohols and phenols with HMDS was achieved in high to excellent yields using iron(III) trifluoroacetate [Fe(F3CCO2)3] as an easily avai

Magnesium triflate [Mg(OTf)2] a highly stable, non-hygroscopic and a recyclable catalyst for the high yielding preparation of diethyl α-trimethylsilyloxyphosphonates from diethyl α-hydroxyphosphonates by HMDS under solventless conditions

Firouzabadi, Habib,Iranpoor, Nasser,Sobhani, Sara,Ghassamipour, Soheila

, p. 3197 - 3202 (2007/10/03)

A broad, adaptable, high yielding and convenient procedure for the easy conversion of various α-hydroxyphosphonates to α-trimethylsilyloxyphosphonates under mild conditions with HMDS in the presence of a catalytic amount of magnesium triflate as a highly stable and a non-hygroscopic recyclable catalyst in neat conditions is described. In order to show the general applicability of this method, we have also applied this procedure successfully for the silylation of ordinary alcohols and phenols.

Copper triflate [Cu(OTf)2] is an efficient and mild catalyst for the silylation of α-hydroxyphosphonates to α-trimethylsilyloxyphosphonates with HMDS at room temperature

Firouzabadi, Habib,Iranpoor, Nasser,Sobhani, Sara,Ghassamipour, Soheila,Amoozgar, Zohreh

, p. 891 - 893 (2007/10/03)

A broad, adaptable, high yielding and convenient procedure for the fast conversion of various α-hydroxyphosphonates to α-trimethylsilyloxyphosphonates under mild conditions with HMDS in the presence of a catalytic amount of copper triflate is described. T

A high yielding preparation of α-trimethylsilyloxyphosphonates by silylation of α-hydroxyphosphonates with HMDS catalyzed by iodine

Firouzabadi, Habib,Iranpoor, Nasser,Sobhani, Sara

, p. 3653 - 3655 (2007/10/03)

A general, versatile, high yielding and convenient procedure for the immediate conversion of various α-hydroxyphosphonates to α-trimethylsilyloxyphosphonates under neutral conditions using HMDS in the presence of a catalytic amount of iodine is described.

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