1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one

Base Information

• Chemical Name: 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one
• CAS No.: 196597-78-1
• Molecular Formula: C11H10O2
• Molecular Weight: 174.199
• Hs Code.: 2932999099
• European Community (EC) Number: 816-026-8
• UNII: A9J5CBD2KT
• DSSTox Substance ID: DTXSID60456529
• Nikkaji Number: J1.876.399K
• Wikidata: Q72505810
• Mol file: 196597-78-1.mol

Synonyms:1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one;196597-78-1;1,2,6,7-tetrahydrocyclopenta[e][1]benzofuran-8-one;8H-Indeno[5,4-b]furan-8-one, 1,2,6,7-tetrahydro-;6,7-dihydro-1H-indeno[5,4-b]furan-8(2H)-one;A9J5CBD2KT;1H,2H,6H,7H,8H-indeno[5,4-b]furan-8-one;MFCD09955085;1,2,6,7-tetrahydroindeno[5,4-b]furan-8-one;1,2,6,7-Tetrahydro-8H-indeno(5,4-b)furan-8-one;8H-Indeno(5,4-b)furan-8-one, 1,2,6,7-tetrahydro-;UNII-A9J5CBD2KT;SCHEMBL338965;1,2,6,7-tetrahydro-8h-indeno[5,4-b]-furan-8-one;8H-Indeno[5,4-b]furan-8-one,1,2,6,7-tetrahydro-;DTXSID60456529;ZZUIZMWFNOKNLN-UHFFFAOYSA-N;BCP11938;CS-B0343;AKOS005073523;MD-0210;AM803455;SY029883;A4302;D5069;FT-0650735;EN300-4292642;Q-102791;BUTANEDIOICACID,2-HYDROXY-3-METHYL-,DIETHYLESTER;Z1198266548

Chemical Property of 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one

Chemical Property:

• Appearance/Colour: White solid
• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 149-151 °C
• Refractive Index: 1.624
• Boiling Point: 334.156 °C at 760 mmHg
• Flash Point: 165.595 °C
• PSA: 26.30000
• Density: 1.289 g/cm³
• LogP: 1.75040
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility.: Chloroform (Slightly), Ethyl Acetate (Slightly)
• XLogP3: 1.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 174.068079557
• Heavy Atom Count: 13
• Complexity: 236

Purity/Quality:

99.9% ^*data from raw suppliers

1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1CC(=O)C2=C1C=CC3=C2CCO3

Technology Process of 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one

There total 34 articles about 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one 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: 96.3%

1-(2,3-dihydrobenzofuran-4-yl)-2-propen-1-one (1205098-83-4) → 1,2,6,7-tetrahydro-8H-indeno[5,4-b]-furan-8-one (196597-78-1)

Guidance literature:

With copper(II) bis(trifluoromethanesulfonate); In 1,2-dichloro-ethane; at 10 - 20 ℃; for 16h; Solvent; Reagent/catalyst;

Reference yield: 94.2%

4-iodo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one → 1,2,6,7-tetrahydro-8H-indeno[5,4-b]-furan-8-one (196597-78-1)

Guidance literature:

With 5%-palladium/activated carbon; hydrogen; sodium acetate; In water; toluene; at 40 - 50 ℃; for 2h; under 3040.2 - 4560.31 Torr;

Reference yield: 92.0%

4-bromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one (196597-69-0) → 1,2,6,7-tetrahydro-8H-indeno[5,4-b]-furan-8-one (196597-78-1)

Guidance literature:

With 5%-palladium/activated carbon; hydrogen; sodium acetate; In water; toluene; at 40 - 50 ℃; for 2h; under 3040.2 - 4560.31 Torr;

upstream raw materials:

ethyl (E)-3-(2,3-dihydrobenzofuran-5-yl)-2-propenoate

ethyl 3-(2,3-dihydro-1-benzofuran-5-yl)propanoate

4,5-dibromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one

2.3-dihydrobenzofuran

Downstream raw materials:

(E)-2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile

Refernces

• 1、 -. "Preparation method 1, 2, 6, 7 - tetrahydro - 8H - indeno [5, 4 - b] furan -8 - ketone". Paragraph 0063-0066. . Retrieved 2021/09/21.
• 2、 -. "Pharmaceutical preparation containing copolyvidone". . . Retrieved 2018/11/06.