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Methanone, 9,10-phenanthrenediylbis[phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

38458-30-9

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38458-30-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38458-30-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,4,5 and 8 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 38458-30:
(7*3)+(6*8)+(5*4)+(4*5)+(3*8)+(2*3)+(1*0)=139
139 % 10 = 9
So 38458-30-9 is a valid CAS Registry Number.

38458-30-9Relevant academic research and scientific papers

Catalyst-free Diels-Alder reactions of vinylphosphonates with cyclopentadienones

Benmeddah, Amel,Villemin, Didier,Mostefa-Kara, Bachir,Bar, Nathalie,Legay, Remi

, p. 871 - 879 (2017)

The unprecedented thermal Diels-Alder reaction of the diethyl vinylphosphonate and diethyl styrylphosphonate with various cyclopentadienones is described. In these Diels-Alder reactions, catalysis was not required and the corresponding cycloadducts deriva

Formation mechanism of triketo cage compounds from reaction of phencyclone with benzoquinones: Cascade reaction of intermolecular [4+2]π and intramolecular [2+2]π cycloadditions

Yamaguchi, Koki,Eto, Masashi,Harano, Kazunobu

, p. 1065 - 1070 (2013)

The [4+2]π cycloadduct (3aa) of phencyclone (1a) and benzoquinone (2a) readily transformed into the corresponding [2+2]π cycloadduct (4aa) during purification. The structure of the triketo cage compound was determined by single crystal X-ray analysis. The

Fused supracyclopentadienyl ligand precursors. synthesis, structure, and some reactions of 1,3-diphenylcyclopenta[l]phenanthrene-2-one, 1,2,3-Triphenylcyclopenta[l]phenanthrene-2-ol, 1-Chloro-1,2,3-triphenylcyclopenta[l]phenanthrene, 1-Bromo-1,2,3-triphenylcyclopenta[l]phenanthrene, and 1,2,3-Triphenyl-1H-cyclopenta[l]phenanthrene

Dennis, Glen D.,Edwards-Davis, David,Field, Leslie D.,Masters, Anthony F.,Maschmeyer, Thomas,Ward, Antony J.,Buys, Irmi E.,Turner, Peter

, p. 135 - 146 (2008/02/02)

The photochemical reaction of 1,3-diphenylcyclopenta[l]phenanthrene-2-one 5 (phencyclone) with oxygen in acetone leads to the formation of 1,2,3-trihydro-1,2,3-triphenylcyclo-penta[l]phenanthrene 7 (9,10-dibenzoylphenanthrene) along with a trace of the lactone 1,4-diphenylcyclo-3-pyran[l]phenanthrene-2-one 8. An independent synthesis of 8 was achieved by the reaction of 5 with FeCl3 in CHCl3. The treatment of 5 with phenyllithium yields 1,2,3-triphenylcyclopenta[l]phenanthrene-2-ol 9-OH in good yield. Subsequent reaction of 9-OH with SOCl2 or SOBr2 in pyridine leads to the formation of the halo-analogues 1-chloro-1,2,3-triphenylcyclopenta[l]phenanthrene 9-Cl and 1-bromo-1,2,3-triphenylcyclopenta[l]phenanthrene 9-Br, respectively. Treatment of 9-OH with HBr in acetic acid affords the rearranged product 1,1,3-triphenylcyclopenta[l]phenanthrene-2-one 10 with a trace of 9-Br. Treatment of 9-Cl or 9-Br with zinc in acetic acid affords 1,2,3-tri-phenyl-1H-cyclopenta[l]phenanthrene 9-H. 9,10-Phenanthrenediylbis(phenyl)methanone 7 is formed in good yield upon treatment of 9-OH with HI in acetic acid followed by heating with H 2PO4. Compounds 7, 8, 9-Cl, 9-Br, and 10 have been structurally characterized using X-ray crystallography. CSIRO 2006.

Selective transformations of phenylated diynes to polycyclic compounds by the RhCl3- and PtCl4-Aliquat 336 ion pair catalysts

Baidossi, Wael,Schumann, Herbert,Blum, Jochanan

, p. 8349 - 8364 (2007/10/03)

The ion pairs generated from methyltricaprylammonium chloride and either RhCl3 or PtCl4 catalyze, under phase transfer conditions, selective cyclorearrangements, as well as intra- and intermolecular addition processes by which discre

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