2-Methoxy-4,6-dimethyl-1,3,2-dioxaphosphinane

Base Information

• Chemical Name: 2-Methoxy-4,6-dimethyl-1,3,2-dioxaphosphinane
• CAS No.: 7735-82-2
• Molecular Formula: C6H13O3P
• Molecular Weight: 164.1394
• DSSTox Substance ID: DTXSID30961993
• Mol file: 7735-82-2.mol

Synonyms:41821-91-4;1,3,2-Dioxaphosphorinane, 2-methoxy-4,6-dimethyl-, (2beta,4alpha,6alpha)-;2-methoxy-4,6-dimethyl-1,3,2-dioxaphosphinane;SCHEMBL13984918;DTXSID30961993;1,3,2-Dioxaphosphorinane, 2-methoxy-4,6-dimethyl-, (2alpha,4alpha,6alpha)-;7735-82-2;1,3,2-Dioxaphosphorinane,2-methoxy-4,6-dimethyl-(2.alpha.,4.alpha.,6.alpha.)-;1,3,2-Dioxaphosphorinane,2-methoxy-4,6-dimethyl-(2.beta.,4.alpha.,6.alpha.)-

Chemical Property of 2-Methoxy-4,6-dimethyl-1,3,2-dioxaphosphinane

Chemical Property:

• Vapor Pressure: 6.03mmHg at 25°C
• Boiling Point: 145.8°Cat760mmHg
• Flash Point: 43.2°C
• Density: g/cm³
• XLogP3: 1.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 1
• Exact Mass: 164.06023127
• Heavy Atom Count: 10
• Complexity: 99.2

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: CC1CC(OP(O1)OC)C

Technology Process of 2-Methoxy-4,6-dimethyl-1,3,2-dioxaphosphinane

There total 2 articles about 2-Methoxy-4,6-dimethyl-1,3,2-dioxaphosphinane 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: 80.0%

(2R,4S)-2,4-pentanediol (3950-21-8) + phosphorous acid trimethyl ester (121-45-9) → (2β,4α,6α)-2-methoxy-4,6-dimethyl-1,3,2-dioxaphosphorinane (7735-86-6,124265-94-7,7735-82-2)

Guidance literature:

at 100 ℃;

DOI:10.1248/cpb.40.2370

Reference yield:

(2R,4S)-2,4-pentanediol (3950-21-8) + phosphorous acid trimethyl ester (121-45-9) → 1-Methoxy-cis-3,5-dimethyl-1-phospha-2,6-dioxacyclohexan (7735-82-2,7735-86-6,124265-94-7)

Guidance literature:

DOI:10.1021/ja00727a018

Reference yield:

(2β,4α,6α)-2-methoxy-4,6-dimethyl-1,3,2-dioxaphosphorinane (7735-86-6,124265-94-7,7735-82-2) → 2-(4-diphenylmethyl-1-piperazinyl)ethyl 5-(4α,6α-dimethyl-2β-oxo-1,3,2-dioxaphosphorinan-2α-yl)-1,4-dihydro-1-methoxymethyl-2,6-dimethyl-4-(3-nitrophenyl)-3-pyridinecarboxylate

Guidance literature:

Multi-step reaction with 5 steps

1: 76 percent / toluene / 1 h / Heating

2: 73 percent / trifluoroacetic acid / toluene / 0.5 h / 60 °C

3: 70 percent / toluene / 5 h / Heating

4: 1.) sodium hydride / 1.) THF, RT, 1 h, 2.) THF, RT, 3 h

5: tetrahydrofuran / 2 h / 50 °C

With sodium hydride; trifluoroacetic acid; In tetrahydrofuran; toluene;

DOI:10.1248/cpb.40.2370

upstream raw materials:

(2R,4S)-2,4-pentanediol

phosphorous acid trimethyl ester

Downstream raw materials:

2α-<1-acetyl-2-(3-nitrophenyl)ethenyl>-4α,6α-dimethyl-2β-oxo-1,3,2-dioxaphosphorinane