3a,4,7,7a-Tetrahydro-4,7-epoxyisobenzofuran-1,3-dione

Base Information

• Chemical Name: 3a,4,7,7a-Tetrahydro-4,7-epoxyisobenzofuran-1,3-dione
• CAS No.: 5426-09-5
• Deprecated CAS: 1284163-28-5
• Molecular Formula: C8H6 O4
• Molecular Weight: 166.133
• Hs Code.: 2932999099
• European Community (EC) Number: 226-570-2,629-406-1
• NSC Number: 144085,190418,231495,61997,14002
• DSSTox Substance ID: DTXSID40863535
• Nikkaji Number: J208.498H
• ChEMBL ID: CHEMBL273883
• Mol file: 5426-09-5.mol

Synonyms:3,6-epoxy-1,2,3,6-tetrahydrophthalic anhydride;7-OHD;7-oxabicyclo(2.2.1)-5-heptene-2,3-dicarboxylic anhydride;ETPA-exo

Chemical Property of 3a,4,7,7a-Tetrahydro-4,7-epoxyisobenzofuran-1,3-dione

Chemical Property:

• Vapor Pressure: 9.91E-06mmHg at 25°C
• Melting Point: 118 °C
• Boiling Point: 372°Cat760mmHg
• Flash Point: 172.2°C
• PSA: 52.60000
• Density: 1.54g/cm³
• LogP: -0.36060
• XLogP3: -0.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 166.02660867
• Heavy Atom Count: 12
• Complexity: 278

Purity/Quality:

99% ^*data from raw suppliers

3a,4,7,7a-Tetrahydro-4,7-epoxyisobenzofuran-1,3-dione 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2C3C(C1O2)C(=O)OC3=O

Technology Process of 3a,4,7,7a-Tetrahydro-4,7-epoxyisobenzofuran-1,3-dione

There total 3 articles about 3a,4,7,7a-Tetrahydro-4,7-epoxyisobenzofuran-1,3-dione 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: 100.0%

furan (110-00-9) + maleic anhydride (108-31-6) → 7-oxanorborn-5-ene-2,3-dicarboxylic anhydride (5426-09-5)

Guidance literature:

In diethyl ether;

DOI:10.1134/S107036320604027X

Reference yield: 98.0%

furan (110-00-9) + maleic anhydride (108-31-6) → 4,10-dioxatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione (5426-09-5,6118-51-0,6766-44-5)

Guidance literature:

at 20 ℃; for 24h;

DOI:10.1016/j.ejmech.2017.07.045

Reference yield:

→ 7-oxanorborn-5-ene-2,3-dicarboxylic anhydride (5426-09-5)

Guidance literature:

Furan, Maleinsaeureanhydrid;

upstream raw materials:

furan

maleic anhydride

Downstream raw materials:

1,3-dioxo-decahydro-4,7-epioxido-benzo[3,4]cyclobuta[1,2-c]pyrrole-5,6-dicarboxylic acid anhydride

cis-6-<3-(4-Chlorophenyl)-1,3-dioxopropyl>-5-carboxy-7-oxabicyclo<2.2.1>hept-2-ene

5-[2-{[1-Phenyl-eth-(Z)-ylidene]-hydrazono}-prop-(Z)-ylidene]-5H-furan-2-one

5-[2-(Benzhydrylidene-hydrazono)-prop-(Z)-ylidene]-5H-furan-2-one

Refernces

• 1、 Zhubanov,Kravtsova,Mukhamedova,Bekmagambetova. "New polymer systems based on alicyclic polyimides". . p. 1869 - 1874. Retrieved 2006.
• 2、 Hu, Wei,Ren, Zhi,Li, Junpeng,Askounis, Erin,Xie, Zhixin,Pei, Qibing. "New Dielectric Elastomers with Variable Moduli". . p. 4827 - 4836. Retrieved 2015.
• 3、 Castelvetro, Valter,Aglietto, Mauro,Ciardelli, Francesco,Spagnoli, Federica. "Synthesis and reactivity of a fluorinated N-alkylmaleimide towards free-radical grafting and polymerization reactions". . p. 315 - 328. Retrieved 2004.
• 4、 Archer, Noel Edward,Grant, Michael Jeffery,Tanaka, Joji,You, Wei. "Reversible-Addition Fragmentation Chain Transfer Step-Growth Polymerization". supporting information. p. 15918 - 15923. Retrieved 2021/10/21.
• 5、 Boulatov, Roman,Pan, Yifei,Tian, Yancong,Wang, Chenxu,Weng, Wengui,Xiang, Shishuai,Xu, Piaoxue,Zhang, Huan. "A Mechanochemical Reaction Cascade for Controlling Load-Strengthening of a Mechanochromic Polymer". supporting information. p. 21980 - 21985. Retrieved 2020/10/02.