Bromoselenobenzene

Base Information

• Chemical Name: Bromoselenobenzene
• CAS No.: 34837-55-3
• Molecular Formula: C6H5BrSe
• Molecular Weight: 235.97
• Hs Code.: 29319090
• European Community (EC) Number: 252-238-1
• DSSTox Substance ID: DTXSID50188387
• Nikkaji Number: J88.967I
• Wikidata: Q83060194
• Pharos Ligand ID: PSR8P3BHM752
• ChEMBL ID: CHEMBL3335713
• Mol file: 34837-55-3.mol

Synonyms:Phenylselenyl bromide;34837-55-3;Benzeneselenenyl bromide;Bromoselenobenzene;Phenylselenenyl bromide;phenyl selenohypobromite;Phenyl hypobromoselenoite;PhSeBr;CHEMBL3335713;EINECS 252-238-1;phenylselenylbromide;Benzeneselenyl bromide;BrSePh;Phenylseleno bromide;MFCD00000047;Phenylselenium bromide;phenyl selenyl bromide;C6H5BrSe;phenyl selenium bromide;Phenylhypobromoselenoite;C6-H5-Br-Se;Phenylselenyl bromide, 98%;SCHEMBL27929;(PHENYLSELANYL)BROMANE;YSZC2191;DTXSID50188387;BDBM50028971;AKOS015840366;CS-O-14603;P1322;D92107;EN300-7596664;J-019776

Chemical Property of Bromoselenobenzene

Chemical Property:

• Appearance/Colour: dark brownish to black crystals
• Vapor Pressure: 0.107mmHg at 25°C
• Melting Point: 58-62 °C(lit.)
• Boiling Point: 229.1 °C at 760 mmHg
• Flash Point: 92.4 °C
• PSA: 0.00000
• LogP: 1.32600
• Storage Temp.: 2-8°C
• Sensitive.: Moisture Sensitive
• Solubility.: Soluble in toluene, very faint turbidity.
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 235.87398
• Heavy Atom Count: 8
• Complexity: 59.5

Purity/Quality:

98%,99%, ^*data from raw suppliers

Phenylselenyl bromide ^*data from reagent suppliers

Safty Information:

• Pictogram(s): T,N
• Hazard Codes: T,N
• Statements: 23/25-33-50/53
• Safety Statements: 20/21-28-45-60-61

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: C1=CC=C(C=C1)[Se]Br
• Uses: Employed in the synthesis of enones by selenenylation of α-cyano ketones with lithium naphthalenide. Phenylselenyl bromide was used in the preparation of exo-2-methyl-7-phenylselenyl-octahydro-8-oxa-2,7b-diaza-dicyclopenta[a,e]pentalene-1,3-dione and endo-2-methyl-7-phenylselanyl-octahydro-8-oxa-2,7b-diaza-dicyclopenta[a,e]pentalene-1,3-dione.

Technology Process of Bromoselenobenzene

There total 31 articles about Bromoselenobenzene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 98.0%

diphenyl diselenide (1666-13-3) + Benzoylsulfenyl bromide (85156-87-2) → Phenylselenyl bromide (34837-55-3) + Se-phenyl(selenothioperoxy)benzoate (101327-56-4)

Guidance literature:

In methanol; at -70 - 0 ℃; for 0.333333h;

DOI:10.1055/s-1985-31258

Reference yield: 95.0%

diphenyl diselenide (1666-13-3) + 4-chlorobenzoylsulfenyl bromide (85156-91-8) → Phenylselenyl bromide (34837-55-3) + Se-phenyl (4-chlorophenyl)-oxomethanesulfenoselenoate (102197-63-7)

Guidance literature:

In methanol; at -70 - 0 ℃; for 0.333333h;

DOI:10.1055/s-1985-31258

Reference yield: 85.0%

diphenyl diselenide (1666-13-3) + 4-methylbenzoylsulfenyl bromide (85156-89-4) → Phenylselenyl bromide (34837-55-3) + phenylseleno 4-methyl(thiobenzoyl) sulfide (102197-60-4)

Guidance literature:

In methanol; at -70 - 0 ℃; for 0.333333h;

DOI:10.1055/s-1985-31258

upstream raw materials:

phenyl selenocyanate

benzeneselenenyl tribromide

phenyl methyl selenide dibromide

ethylphenylselenium dibromide

Downstream raw materials:

ethyl 2-(phenylselanyl)acetate

[2-Ethoxy-2-(1-methyl-allyloxy)-ethylselanyl]-benzene

[2-(1,1-Dimethyl-allyloxy)-2-ethoxy-ethylselanyl]-benzene

{2-[((E)-But-2-enyl)oxy]-2-ethoxy-ethylselanyl}-benzene

Refernces

• 1、 Silverman,Durkee,Invergo. "4-Amino-2-(substituted methyl)-2-butenoic acids: Substrates and potent inhibitors of γ-aminobutyric acid aminotransferase". . p. 764 - 770. Retrieved 1986.
• 2、 Mailahn, Daniela H.,Iarocz, Lucas E.B.,Nobre, Patrick C.,Perin, Gelson,Sinott, Airton,Pesarico, Ana Paula,Birmann, Paloma T.,Savegnago, Lucielli,Silva, Márcio S.. "A greener protocol for the synthesis of phosphorochalcogenoates: Antioxidant and free radical scavenging activities". . . Retrieved 2020/12/07.
• 3、 -. "Synthesis method of 2-benzoxepin compound". Paragraph 0045; 0054; 0057; 0066. . Retrieved 2021/05/29.