5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one

Base Information

• Chemical Name: 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one
• CAS No.: 142041-34-7
• Molecular Formula: C₁₅H₁₆O₃
• Molecular Weight: 244.29
• Mol file: 142041-34-7.mol

Synonyms:5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one

Chemical Property of 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one

There total 4 articles about 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-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:

2-Benzyloxymethyl-4-methyl-furan-3-carboxylic acid (142041-30-3) → 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one (142041-34-7)

Guidance literature:

Multi-step reaction with 3 steps

1: copper-bronze, quinoline / 1 h / Heating

2: 98 percent / hydroquinone / CH₂Cl₂ / 312 h / 9050090 Torr

3: 1) 1 M aq. KOH, 2) 37percent aq. formaldehyde / 1) THF, water, r.t., 45 min, 2) 20 min

With quinoline; potassium hydroxide; formaldehyd; copper; hydroquinone; In dichloromethane;

DOI:10.1021/jo00042a036

Reference yield:

4-methyl-2-<(phenylmethoxy)methyl>furan (142041-31-4) → 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one (142041-34-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 98 percent / hydroquinone / CH₂Cl₂ / 312 h / 9050090 Torr

2: 1) 1 M aq. KOH, 2) 37percent aq. formaldehyde / 1) THF, water, r.t., 45 min, 2) 20 min

With potassium hydroxide; formaldehyd; hydroquinone; In dichloromethane;

DOI:10.1021/jo00042a036

Reference yield:

methyl 4-methyl-2-<(phenylmethoxy)methyl>-3-furancarboxylate (142041-29-0) → 5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-one (142041-34-7)

Guidance literature:

Multi-step reaction with 4 steps

1: LiOH*H₂O / methanol / 72 h / Ambient temperature

2: copper-bronze, quinoline / 1 h / Heating

3: 98 percent / hydroquinone / CH₂Cl₂ / 312 h / 9050090 Torr

4: 1) 1 M aq. KOH, 2) 37percent aq. formaldehyde / 1) THF, water, r.t., 45 min, 2) 20 min

With quinoline; potassium hydroxide; lithium hydroxide; formaldehyd; copper; hydroquinone; In methanol; dichloromethane;

DOI:10.1021/jo00042a036

upstream raw materials:

endo-2-acetoxy-5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-ene-2-carbonitrile

4-methyl-2-<(phenylmethoxy)methyl>furan

2-Benzyloxymethyl-4-methyl-furan-3-carboxylic acid

methyl 4-methyl-2-<(phenylmethoxy)methyl>-3-furancarboxylate

Downstream raw materials:

endo-5-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-5-en-2-ol

(2-exo,3-endo,6-endo)-6-<<(1,1-dimethylethyl)dimethylsilyl>oxy>-3-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>heptan-2-ol

endo-6-<<(1,1-dimethylethyl)dimethylsilyl>oxy>-3-methyl-1<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>hept-2-ene

(3-endo,6-endo)-6-<<(1,1-dimethylethyl)dimethylsilyl>oxy>-3-methyl-1-<(phenylmethoxy)methyl>-7-oxabicyclo<2.2.1>heptan-2-one