3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan

Base Information

• Chemical Name: 3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan
• CAS No.: 891766-80-6
• Molecular Formula: C₁₆H₁₈O₂
• Molecular Weight: 242.318
• Mol file: 891766-80-6.mol

Synonyms:3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan

Chemical Property of 3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan

There total 1 articles about 3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan 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: 68.0%

(3-benzyl-4-methylene-tetrahydro-furan-3-yl)-methanol (891765-42-7) + propargyl bromide (106-96-7) → 3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan (891766-80-6)

Guidance literature:

With sodium hydride; In N,N-dimethyl-formamide; at 60 ℃; for 16h;

DOI:10.1016/j.tet.2006.02.038

Reference yield: 74.0%

3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan (891766-80-6) → (3-benzyl-4-methylene-tetrahydro-furan-3-yl)-methanol (891765-42-7)

Guidance literature:

tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; In dichloromethane; for 72h; Heating;

DOI:10.1016/j.tet.2006.02.038

Reference yield:

3-benzyl-4-methylene-3-prop-2-ynyloxymethyl-tetrahydro-furan (891766-80-6) → 3a-benzyl-1,3a,4,6-tetrahydro-3H-furo[3,4-c]pyran (891766-87-3)

Guidance literature:

Multi-step reaction with 3 steps

1: 74 percent / second generation Grubbs catalyst / CH₂Cl₂ / 72 h / Heating

2: 81 percent / t-BuOK / tetrahydrofuran / 15 h / Heating

3: 92 percent / second generation Grubbs catalyst / CH₂Cl₂ / 2 h / Heating

With potassium tert-butylate; tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; In tetrahydrofuran; dichloromethane;

DOI:10.1016/j.tet.2006.02.038

upstream raw materials:

(3-benzyl-4-methylene-tetrahydro-furan-3-yl)-methanol

propargyl bromide

Downstream raw materials:

(3-benzyl-4-methylene-tetrahydro-furan-3-yl)-methanol

3a-benzyl-1,3a,4,6-tetrahydro-3H-furo[3,4-c]pyran

3-allyloxymethyl-3-benzyl-4-methylene-tetrahydro-furan