3,4-Dibromo-3,4-dimethyl-1-phenylphospholane 1-oxide

Base Information

• Chemical Name: 3,4-Dibromo-3,4-dimethyl-1-phenylphospholane 1-oxide
• CAS No.: 72620-94-1
• Molecular Formula: C12H15Br2OP
• Molecular Weight: 366.0287
• NSC Number: 33506
• DSSTox Substance ID: DTXSID50283801

Synonyms:72620-94-1;3,4-dibromo-3,4-dimethyl-1-phenylphospholane 1-oxide;NSC33506;DTXSID50283801;NSC-33506

Chemical Property of 3,4-Dibromo-3,4-dimethyl-1-phenylphospholane 1-oxide

Chemical Property:

• Vapor Pressure: 1.28E-07mmHg at 25°C
• Boiling Point: 442.7°Cat760mmHg
• Flash Point: 221.5°C
• Density: 1.63g/cm³
• XLogP3: 2.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 1
• Exact Mass: 365.92068
• Heavy Atom Count: 16
• Complexity: 307

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: CC1(CP(=O)(CC1(C)Br)C2=CC=CC=C2)Br

Technology Process of 3,4-Dibromo-3,4-dimethyl-1-phenylphospholane 1-oxide

There total 1 articles about 3,4-Dibromo-3,4-dimethyl-1-phenylphospholane 1-oxide 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:

3,4-dimethyl-1-phenyl-3-phospholene 1-oxide (710-89-4) → 3,4-dibromo-3,4-dimethyl-1-phenyl-phospholane 1-oxide (72620-94-1)

Guidance literature:

With bromine; In chloroform;

Reference yield:

3,4-dibromo-3,4-dimethyl-1-phenyl-phospholane 1-oxide (72620-94-1) → 3,3a,5,6-tetramethyl-1,8-diphenyl-(3ac,7ac)-3a,4,7,7a-tetrahydro-1H-4r,7c-epiphosphano-phosphindole 1ξ,8ξ-dioxide (30540-43-3,55903-10-1,104322-04-5)

Guidance literature:

With aluminum oxide; In chloroform;

Reference yield:

1,3-dibromo-1,3-diphenylpropan-2-one (958-79-2) + 3,4-dibromo-3,4-dimethyl-1-phenyl-phospholane 1-oxide (72620-94-1) → 6,7-dimethyl-8ξ-oxo-2endo,4endo,8ξ-triphenyl-8λ5-phospha-bicyclo[3.2.1]oct-6-en-3-one (55816-75-6)

Guidance literature:

Multistep reaction; (i) DBU, benzene, (ii) /BRN= 2054992/, NaI, MeCN;

DOI:10.1016/0040-4020(75)80010-X

upstream raw materials:

3,4-dimethyl-1-phenyl-3-phospholene 1-oxide

Downstream raw materials:

6,7-dimethyl-8ξ-oxo-2endo,4endo,8ξ-triphenyl-8λ⁵-phospha-bicyclo[3.2.1]oct-6-en-3-one

3,3a,5,6-tetramethyl-1,8-diphenyl-(3ac,7ac)-3a,4,7,7a-tetrahydro-1H-4r,7c-epiphosphano-phosphindole 1ξ,8ξ-dioxide

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