1-Cyclopentene-1-carboxylic acid, 2,3,3-trimethyl- (8CI,9CI)

Base Information

• Chemical Name: 1-Cyclopentene-1-carboxylic acid, 2,3,3-trimethyl- (8CI,9CI)
• CAS No.: 5587-63-3
• Molecular Formula: C9H14 O2
• Molecular Weight: 154.209
• Mol file: 5587-63-3.mol

Synonyms:Isocampholyticacid; Isolauronolic acid; NSC 243694; b-Campholytic acid

Chemical Property of 1-Cyclopentene-1-carboxylic acid, 2,3,3-trimethyl- (8CI,9CI)

Chemical Property:

• Vapor Pressure: 0.00499mmHg at 25°C
• Melting Point: 135°C
• Refractive Index: 1.4830 (estimate)
• Boiling Point: 255.5°C at 760 mmHg
• Flash Point: 114.6°C
• PSA: 37.30000
• Density: 1.037g/cm³
• LogP: 2.20750

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1-Cyclopentene-1-carboxylic acid, 2,3,3-trimethyl- (8CI,9CI)

There total 10 articles about 1-Cyclopentene-1-carboxylic acid, 2,3,3-trimethyl- (8CI,9CI) 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: 60.0%

(±)-camphoric acid anhydride (76-32-4) + benzene (71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1) → 2,3,3-trimethyl-1-cyclopentene-1-carboxylic acid (5587-63-3) + (+/-)-2,2,3t-trimethyl-4t-phenyl-cyclopentane-r-carboxylic acid (33059-69-7,33059-70-0,53798-02-0,53798-03-1,87099-28-3,87099-29-4)

Guidance literature:

aluminium trichloride; In 1,2-dichloro-ethane; 1.) 0.5 h, 0 deg C; 2.) room temp., 15 h;

Reference yield: 59.0%

(+)-(1S,3R)-1,2,2-trimethylcyclopentane-1,3-dicarboxylic anhydride (595-31-3) + benzene (71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1) → 2,3,3-trimethyl-1-cyclopentene-1-carboxylic acid (5587-63-3) + (1R,3R,4R)-2,2,3-Trimethyl-4-phenyl-cyclopentanecarboxylic acid (33059-69-7,33059-70-0,53798-02-0,53798-03-1,87099-28-3,87099-29-4)

Guidance literature:

aluminium trichloride; In 1,2-dichloro-ethane; 1.) 0.5 h, 0 deg C; 2.) room temp., 15 h;

Reference yield: 10.0%

fluorobenzene (462-06-6) + (+)-(1S,3R)-1,2,2-trimethylcyclopentane-1,3-dicarboxylic anhydride (595-31-3) → 2,3,3-trimethyl-1-cyclopentene-1-carboxylic acid (5587-63-3) + (1R,3R,4R)-4-(4-Fluoro-phenyl)-2,2,3-trimethyl-cyclopentanecarboxylic acid (104225-46-9)

Guidance literature:

aluminium trichloride; In 1,2-dichloro-ethane; 1.) 0.5 h, 0 deg C; 2.) room temp., 15 h;

upstream raw materials:

2,2,3-trimethyl-3-cyclopentene-1-carboxylic acid

fluorobenzene

(+)-(1S,3R)-1,2,2-trimethylcyclopentane-1,3-dicarboxylic anhydride

1-chloro-3-methylbenzene

Downstream raw materials:

Isolauronolsaeure-methylester

2,2-dimethylglutaric acid

1,5,5-Trimethylcyclopentene

oxalic acid

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