DEHYDROXYMENTHOFUROLACTONE

Base Information

• Chemical Name: DEHYDROXYMENTHOFUROLACTONE
• CAS No.: 38049-04-6
• Molecular Formula: C₁₀H₁₄O₂
• Molecular Weight: 166.22
• Hs Code.: 2932209090
• Mol file: 38049-04-6.mol

Synonyms:2(4H)-Benzofuranone,5,6,7,7a-tetrahydro-3,6-dimethyl-, (6R-trans)-; (-)-Mintlactone; Mintlactone

Chemical Property of DEHYDROXYMENTHOFUROLACTONE

Chemical Property:

• Boiling Point: 303.7±11.0 °C(Predicted)
• PSA: 26.30000
• Density: 1.07±0.1 g/cm3(Predicted)
• LogP: 2.04830

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of DEHYDROXYMENTHOFUROLACTONE

There total 53 articles about DEHYDROXYMENTHOFUROLACTONE 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: 91.0%

(+/-)-6-methyl-3-methylene-hexahydrobenzofuran-2(3H)-one (38049-03-5,77954-14-4,77965-62-9,79298-77-4,80924-17-0,82838-43-5,84709-83-1,121468-63-1,121468-69-7) → (+/-) isomintlactone (13341-72-5,16434-36-9,16434-37-0,38049-04-6,51744-94-6,75684-66-1,142759-52-2,142759-53-3)

Guidance literature:

With hydridotetakis(triphenylphosphine)rhodium(I); In toluene; for 2h; Reflux;

DOI:10.1039/c1ob05709j

Reference yield: 68.0%

2-(4-Methyl-7-oxa-bicyclo[4.1.0]hept-1-yl)-propionic acid methyl ester (132060-11-8) → (+/-) isomintlactone (13341-72-5,16434-36-9,16434-37-0,38049-04-6,51744-94-6,75684-66-1,142759-52-2,142759-53-3) + (+/-)-3,6-dimethyl-5,6,7,7a-tetrahydrobenzofuran-2(4H)-one (13341-72-5,16434-36-9,16434-37-0,38049-04-6,51744-94-6,75684-66-1,142759-52-2,142759-53-3)

Guidance literature:

With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide; In tetrahydrofuran; for 18h; Yield given. Title compound not separated from byproducts; Heating;

DOI:10.1016/S0040-4039(00)97172-7

Reference yield: 68.0%

2-(4-Methyl-7-oxa-bicyclo[4.1.0]hept-1-yl)-propionic acid methyl ester (132060-11-8) → (+/-) isomintlactone (13341-72-5,16434-36-9,16434-37-0,38049-04-6,51744-94-6,75684-66-1,142759-52-2,142759-53-3) + (+/-)-3,6-dimethyl-5,6,7,7a-tetrahydrobenzofuran-2(4H)-one (13341-72-5,16434-36-9,16434-37-0,38049-04-6,51744-94-6,75684-66-1,142759-52-2,142759-53-3)

Guidance literature:

With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide; In tetrahydrofuran; for 18h; Yield given. Title compound not separated from byproducts; Heating;

DOI:10.1016/S0040-4039(00)97172-7

upstream raw materials:

2-(4-Methyl-7-oxa-bicyclo[4.1.0]hept-1-yl)-propionic acid methyl ester

2-(1,2-Dihydroxy-4-methyl-cyclohexyl)-propionic acid ethyl ester

p-menth-3-en-9-oic acid

thallium(III) acetate

Downstream raw materials:

(+/-)-3,6-dimethyl-5,6,7,7a-tetrahydrobenzofuran-2(4H)-one

(+)-menthofuran

(1R,3R,4R,8S)-3-hydroxy-9-p-menthanyl acetate

(1R,4R,8S)-3-oxo-9-p-menthanyl acetate

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