2H-Pyran, 2-butyltetrahydro-6-methyl-4-methylene-

Base Information

• Chemical Name: 2H-Pyran, 2-butyltetrahydro-6-methyl-4-methylene-
• CAS No.: 24237-02-3
• Molecular Formula: C₁₁H₂₀O
• Molecular Weight: 168.279
• European Community (EC) Number: 246-101-5
• DSSTox Substance ID: DTXSID90865140
• Nikkaji Number: J287.193I
• Mol file: 24237-02-3.mol

Synonyms:24237-02-3;2H-Pyran, 2-butyltetrahydro-6-methyl-4-methylene-;EINECS 246-101-5;2-Butyltetrahydro-6-methyl-4-methylene-2H-pyran;DTXSID90865140;2-Butyltetrahydro-6-methyl-4-methylene-2H-pyrane;Tetrahydro-2-butyl-6-methyl-4-methylene-2H-pyran;2 - butyltetrahydro - 6 - methyl - 4 - methylene - 2H - pyran

Chemical Property of 2H-Pyran, 2-butyltetrahydro-6-methyl-4-methylene-

Chemical Property:

• Vapor Pressure: 0.18mmHg at 25°C
• Boiling Point: 219.1°Cat760mmHg
• Flash Point: 81.5°C
• Density: 0.86g/cm³
• XLogP3: 3.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 3
• Exact Mass: 168.151415257
• Heavy Atom Count: 12
• Complexity: 151

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: CCCCC1CC(=C)CC(O1)C

Technology Process of 2H-Pyran, 2-butyltetrahydro-6-methyl-4-methylene-

There total 6 articles about 2H-Pyran, 2-butyltetrahydro-6-methyl-4-methylene- 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:

(2RS,4RS,6RS)-2-(hydroxymethyl)-4,6-dimethyl-tetrahydro-2H-pyran-4-yl acetate → (2RS,6SR)-2-butyl-6-methyl-4-methylene-tetrahydro-2H-pyran (24237-02-3)

Guidance literature:

Multi-step reaction with 3 steps

1: pyridine

2: 1.31 g / Li₂CuCl₄ / tetrahydrofuran / -10 - 0 °C

3: pyridine; phosphorus oxychloride / 0 - 20 °C

With pyridine; dilithium tetrachlorocuprate; trichlorophosphate; In tetrahydrofuran; 2: Schlosser reaction;

DOI:10.1021/jo060581w

Reference yield:

(2RS,4SR,6RS)-2-(hydroxymethyl)-4,6-dimethyl-tetrahydro-2H-pyran-4-yl acetate → (2RS,6SR)-2-butyl-6-methyl-4-methylene-tetrahydro-2H-pyran (24237-02-3)

Guidance literature:

Multi-step reaction with 3 steps

1: pyridine

2: 1.36 g / tetrahydrofuran / -10 °C

3: pyridine; phosphorus oxychloride / 0 - 20 °C

With pyridine; trichlorophosphate; In tetrahydrofuran; 2: Schlosser reaction;

DOI:10.1021/jo060581w

Reference yield:

Acetic acid (2R,4R,6R)-2,4-dimethyl-6-(toluene-4-sulfonyloxymethyl)-tetrahydro-pyran-4-yl ester → (2RS,6SR)-2-butyl-6-methyl-4-methylene-tetrahydro-2H-pyran (24237-02-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.31 g / Li₂CuCl₄ / tetrahydrofuran / -10 - 0 °C

2: pyridine; phosphorus oxychloride / 0 - 20 °C

With pyridine; dilithium tetrachlorocuprate; trichlorophosphate; In tetrahydrofuran; 1: Schlosser reaction;

DOI:10.1021/jo060581w