Dipropyl terephthalate

Base Information

• Chemical Name: Dipropyl terephthalate
• CAS No.: 1962-74-9
• Molecular Formula: C14H18O4
• Molecular Weight: 250.295
• Hs Code.: 2917399090
• DSSTox Substance ID: DTXSID30173296
• Nikkaji Number: J61.330D
• Wikidata: Q83043358
• Mol file: 1962-74-9.mol

Synonyms:Dipropyl terephthalate;Terephthalic acid, dipropyl ester;1962-74-9;dipropyl benzene-1,4-dicarboxylate;Terephthalic acid dipropyl ester;BRN 2128611;1,4-Benzenedicarboxylic acid, dipropyl ester;SCHEMBL49950;DTXSID30173296;LS-148744

Chemical Property of Dipropyl terephthalate

Chemical Property:

• Vapor Pressure: 0.000298mmHg at 25°C
• Boiling Point: 321.4°Cat760mmHg
• Flash Point: 168.6°C
• PSA: 52.60000
• Density: 1.082g/cm³
• LogP: 2.82020
• XLogP3: 4.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 8
• Exact Mass: 250.12050905
• Heavy Atom Count: 18
• Complexity: 239

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCOC(=O)C1=CC=C(C=C1)C(=O)OCCC

Technology Process of Dipropyl terephthalate

There total 12 articles about Dipropyl terephthalate 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: 99.0%

propan-1-ol (71-23-8) + terephthalic acid (100-21-0) → terephthalic acid dipropyl ester (1962-74-9)

Guidance literature:

With thionyl chloride; Heating;

DOI:10.1080/00397910601039226

Reference yield: 97.0%

propan-1-ol (71-23-8) + terephthaloyl chloride (100-20-9) → terephthalic acid dipropyl ester (1962-74-9)

Guidance literature:

In toluene;

Reference yield:

propan-1-ol (71-23-8) + 1,4-benzenedicarboxylic acid dimethyl ester (120-61-6) → terephthalic acid dipropyl ester (1962-74-9)

Guidance literature:

With potassium hydroxide;

upstream raw materials:

propan-1-ol

1,4-benzenedicarboxylic acid dimethyl ester

terephthalic acid

1,4-bis(trichloromethyl)benzene

Downstream raw materials:

terephthalic acid monopropyl ester

Refernces

• 1、 Xu, Xiuhui,Webster, Richard D.. "Primary coloured electrochromism of aromatic oxygen and sulfur diesters". . p. 18100 - 18107. Retrieved 2014/05/20.
• 2、 Jimenez-Rodriguez, Cristina,Eastham, Graham R.,Cole-Hamilton, David J.. "The methoxycarbonylation of aryl chlorides catalysed by palladium complexes of bis(di-tert-butylphosphinomethyl)benzene". . p. 1826 - 1830. Retrieved 2007/10/03.