1-Chloro-1-cyclopentene

Base Information

• Chemical Name: 1-Chloro-1-cyclopentene
• CAS No.: 930-29-0
• Molecular Formula: C5H7Cl
• Molecular Weight: 102.564
• Hs Code.: 2903890090
• Mol file: 930-29-0.mol

Synonyms:1-chlorocyclopentene;Cyclopentene, 1-chloro-;

Chemical Property of 1-Chloro-1-cyclopentene

Chemical Property:

• Vapor Pressure: 22.7mmHg at 25°C
• Refractive Index: n20/D 1.4651(lit.)
• Boiling Point: 115.4 °C at 760 mmHg
• Flash Point: 19.5 °C
• PSA: 0.00000
• Density: 1.05 g/cm³
• LogP: 2.29300
• Storage Temp.: 2-8°C

Purity/Quality:

99% ^*data from raw suppliers

1-Chloro-1-cyclopentene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): F,Xi
• Hazard Codes: F,Xi
• Statements: 11-36/37/38
• Safety Statements: 16-26-36/37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of 1-Chloro-1-cyclopentene

There total 5 articles about 1-Chloro-1-cyclopentene 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:

trans-1-bromo-2-chlorocyclopentane (14376-82-0,37722-39-7,89180-35-8) → 1-chlorocyclopent-1-ene (930-29-0) + 1-bromocyclopentene (1192-04-7)

Guidance literature:

With sodium amide; sodium t-butanolate; In tetrahydrofuran; at 2 ℃; Yield given. Yields of byproduct given;

DOI:10.1016/S0040-4039(00)88009-0

Reference yield:

cyclopent-1-enyl[4-(trifluoromethyl)phenyl](tetrafluoroborato)-λ(3)-bromane → 2-(cyclopent-1-enyl)-4-(trifluoromethyl)bromobenzene (1204206-16-5) + 1-chlorocyclopent-1-ene (930-29-0) + p-trifluoromethylphenyl bromide (402-43-7) + 1-fluorocyclopent-1-ene (27415-42-5)

Guidance literature:

With 1,2-dichloro-ethane; at 20 ℃; Inert atmosphere;

DOI:10.1002/anie.200903368

Reference yield:

(iodomethylene)cyclobutane (27784-30-1) → pent-1-en-4-yne (871-28-3) + methylidenecyclobutane (1120-56-5) + 1-chlorocyclopent-1-ene (930-29-0) + (chloromethylene)cyclobutane (27784-29-8)

Guidance literature:

In dichloromethane; at 40 ℃; for 6h; Irradiation;

DOI:10.1021/ja00361a028

upstream raw materials:

methanol

1-iodocyclopentene

(iodomethylene)cyclobutane

2-methyl-1-iodo-1-cyclohexene

Downstream raw materials:

methyl 4-formylbutanoate

Dimethyl glutarate

2-cyclopent-1-enyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

ethyl cyclopenten-1-ylacetate

Refernces

• 1、 Kropp, Paul J.,McNeely, Steven A.,Davis, Robert Drummond. "Photochemistry of Alkyl Halides. 10. Vinyl Halides and Vinylidene Dihalides". . p. 6907 - 6915. Retrieved 2007/10/02.