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2-Butanone, 4-(phenylseleno)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70737-26-7

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70737-26-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70737-26-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,3 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 70737-26:
(7*7)+(6*0)+(5*7)+(4*3)+(3*7)+(2*2)+(1*6)=127
127 % 10 = 7
So 70737-26-7 is a valid CAS Registry Number.

70737-26-7Relevant academic research and scientific papers

O-(tert-butyl) Se-phenyl selenocarbonate: A convenient, bench-stable and metal-free precursor of benzeneselenol

Temperini, Andrea,Siciliano, Carlo

, (2020/06/17)

A study by our laboratory shows that air, light and moisture stable O-(tert-butyl) Se-phenyl selenocarbonate could be employed as a safer, practical and efficient alternative to generate “in situ” benzeneselenol or benzeneselenolate anion under different and transition metal-free conditions. This procedure seems to be of general application since the nucleophilic selenium species obtained can be trapped by electrophiles such as alkyl halides, epoxides and electron-deficient alkenes and alkynes under different reaction conditions.

A simple zinc-mediated method for selenium addition to michael acceptors

Evans, Paul,Lenard?o, Eder Jo?o,Monti, Bonifacio,Nacca, Francesca Giulia,Santi, Claudio

, (2020/05/05)

In this work, we focused our attention on seleno-Michael type reactions. These were performed using zinc-selenolates generated in situ from diphenyl diselenide 1, 1,2-bis(3-phenylpropyl)diselenide 30, and protected selenocystine 31 via an efficient biphas

To Coordinate or not to Coordinate: The Special Role of Chalcogen Ether Functionalities in the Design of Twofold Functionalized Cyclopentadienyl Ligands [Cp,O,Ch (Ch = S, Se)]

Fischer, Malte,Schmidtmann, Marc,Beckhaus, Ruediger

supporting information, p. 595 - 604 (2019/03/17)

The solvent- and catalyst free synthesis of two β-thio ketones L1a and L1b is reported. L1a, L1b, and a β-seleno ketone L1c were successfully employed as ligand precursors in the synthesis of a novel series of cationic titanium complexes 4a–4c via a well-

Simple cleavage of diorganyl diselenides with NaBH4/PEG-400 and direct Michael addition to electron-deficient alkenes

Perin, Gelson,Borges, Elton L.,Rosa, Paloma C.,Carvalho, Patrick N.,Lenard?o, Eder J.

, p. 1718 - 1721 (2013/03/28)

Nucleophilic species of selenium were generated in situ from the reaction of diorganyl diselenide with NaBH4 in PEG-400 as solvent and selectively added to several α,β-unsaturated ketones, esters, acid, and nitrile. By this simple procedure, ch

Zn/RuCl3-promoted cleavage of diselenides: An efficient michael addition of zinc selenolates to conjugated alkenes in aqueous media

Movassagh, Barahman,Tatar, Ameneh

, p. 1954 - 1956 (2008/03/28)

A simple and highly efficient one-pot route to β-selenocarbonyl compounds and nitriles has been developed by Zn/RuCl3-catalyzed cleavage of diselenides and subsequent Michael addition of zinc selenolates to conjugated alkenes in aqueous media. Georg Thieme Verlag Stuttgart.

A convenient synthesis of β-phenylselenocarbonyl compounds by In-TMSCL promoted cleavage of diphenyl diselenide and subsequent michael addition

Ranu, Brindaban C.,Das, Arijit

, p. 712 - 714 (2007/10/03)

A simple and convenient procedure has been developed for the synthesis of β-phenylselenocarbonyl compounds by a one-pot reaction of diphenyl diselenide and α,β-unsaturated ketones, aldehydes, esters and nitriles in the presence of indium metal-trimethylsilyl chloride under sonication. Presumably, the In-TMSCl reagent system reacts with diphenyl diselenide to form an intermediate, PhSeSiMe3, which then undergoes Michael addition with the α,β-unsaturated carbonyl compounds to produce the products.

SYNTHESIS OF SPIROETHERS USING RADICAL CYCLISATIONS

Middleton, Donald S.,Simpkins, Nigel S.,Begley, Michael J.,Terrett, Nicholas K.

, p. 545 - 564 (2007/10/02)

A variety of spiroether products, including one bis-spiro compound, are avaible via a simple radical cyclisation route.

SELENIUM, CARBON MONOXIDE, AND WATER AS A NEW REDUCTION SYSTEM: REDUCTIVE CLEAVAGE OF DISULFIDES AND DISELENIDES TO THIOLS AND SELENOLS

Ogawa, Akiya,Nishiyama, Yutaka,Kambe, Nobuaki,Murai, Shinji,Sonoda, Noburu

, p. 3271 - 3274 (2007/10/02)

Disulfides and diselenides were effectively reduced to the corresponding thiols and selenols with carbon monoxide and water using selenium.

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