1-Bromo-1-cycloheptene

Base Information

• Chemical Name: 1-Bromo-1-cycloheptene
• CAS No.: 18317-64-1
• Molecular Formula: C7H11 Br
• Molecular Weight: 175.068
• Hs Code.: 2903890090
• Mol file: 18317-64-1.mol

Synonyms:1-Bromo-1-cycloheptene;1-Bromocycloheptene

Chemical Property of 1-Bromo-1-cycloheptene

Chemical Property:

• Vapor Pressure: 0.795mmHg at 25°C
• Refractive Index: 1.523
• Boiling Point: 189.2°Cat760mmHg
• Flash Point: 71.1°C
• PSA: 0.00000
• Density: 1.348g/cm³
• LogP: 3.22930
• Storage Temp.: Keep Cold

Purity/Quality:

≥99% ^*data from raw suppliers

1-Bromocyclohept-1-ene ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1-Bromo-1-cycloheptene

There total 18 articles about 1-Bromo-1-cycloheptene 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: 93.0%

cycloheptanone (502-42-1) → 1-bromocycloheptene (18317-64-1)

Guidance literature:

With triphenyl phosphite; bromine; triethylamine; In dichloromethane; at -60 - 20 ℃; for 20h; Inert atmosphere; Reflux;

DOI:10.1002/anie.201207173

Reference yield: 82.0%

gem-dibromocycloheptane (102450-37-3) → 1-bromocycloheptene (18317-64-1)

Guidance literature:

With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate; In dichloromethane; for 96h;

DOI:10.1055/s-1986-31492

Reference yield: 56.0%

1,2-Dibromocycloheptane (29974-68-3,52021-35-9) → 1-bromocycloheptene (18317-64-1)

Guidance literature:

With morpholine; dimethyl sulfoxide; In benzene; for 15h; Heating;

DOI:10.1055/s-1990-27031

upstream raw materials:

1,2-dibromocycloheptane

1-chlorocycloheptene

trans-1,2-dibromocycloheptane

gem-dibromocycloheptane

Downstream raw materials:

1-t-Butoxycyclohepten

cis-1,2-Dibrom-cycloheptan

trans-1,2-dibromocycloheptane

(E)-1-iodocyclohept-1-ene

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