1,6-Dioxaspiro[2.5]octane

Base Information

• Chemical Name: 1,6-Dioxaspiro[2.5]octane
• CAS No.: 185-72-8
• Molecular Formula: C6H10 O2
• Molecular Weight: 114.144
• Hs Code.: 2932999099
• European Community (EC) Number: 606-058-9
• DSSTox Substance ID: DTXSID10171694
• Mol file: 185-72-8.mol

Synonyms:1,6-dioxaspiro[2.5]octane;185-72-8;1,6-Dioxaspiro(2.5)octane;CCRIS 3531;4-Tetrahydropyranylidene oxide;BRN 0103629;1,6-dioxaspiro[2,5]octane;SCHEMBL597938;1,6-dioxa-spiro[2.5]octane;1,6-dioxaspiro[2.5] octane;DTXSID10171694;MFCD01730206;AKOS012066741;AB90004;CS-W008620;DS-13992;LS-62430;Tetrahydrospiro[oxirane-2,4'-[4H]pyran];BB 0304014;EN300-111977;A880703;J-011909;F1905-0614;Z1020679958

Chemical Property of 1,6-Dioxaspiro[2.5]octane

Chemical Property:

• Vapor Pressure: 3.4mmHg at 25°C
• Boiling Point: 158.4°Cat760mmHg
• Flash Point: 48.5°C
• PSA: 21.76000
• Density: 1.1g/cm³
• LogP: 0.56580
• Storage Temp.: 2-8°C
• XLogP3: 0.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 114.068079557
• Heavy Atom Count: 8
• Complexity: 94.7

Purity/Quality:

98%,99%, ^*data from raw suppliers

1,6-Dioxaspiro[2.5]octane ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1COCCC12CO2

Technology Process of 1,6-Dioxaspiro[2.5]octane

There total 10 articles about 1,6-Dioxaspiro[2.5]octane 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: 73.0%

Tetrahydro-4H-pyran-4-one (29943-42-8,143562-54-3) + trimethylsulfoxonium iodide (1774-47-6) → 1,6-dioxa-spiro[2.5]octane (185-72-8)

Guidance literature:

trimethylsulfoxonium iodide; With sodium hydride; In tetrahydrofuran; mineral oil; for 3h; Inert atmosphere; Reflux;

Tetrahydro-4H-pyran-4-one; In tetrahydrofuran; mineral oil; for 2h; Reflux; Inert atmosphere;

DOI:10.1002/cmdc.200900389

Reference yield: 59.0%

Tetrahydro-4H-pyran-4-one (29943-42-8,143562-54-3) + trimethylsulphonium iodide (2181-42-2) → 1,6-dioxa-spiro[2.5]octane (185-72-8)

Guidance literature:

With sodium hydride; In tetrahydrofuran; dimethyl sulfoxide; mineral oil; at 0 - 20 ℃; for 18h; Inert atmosphere;

Reference yield: 52.0%

4-methylene-tetrahydro-pyran (36838-71-8) → 1,6-dioxa-spiro[2.5]octane (185-72-8)

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; at 0 - 20 ℃; for 3h;

upstream raw materials:

diazomethane

Tetrahydro-4H-pyran-4-one

methanol

diethyl ether

Downstream raw materials:

3,4,5,6-tetrahydro-2H-pyran-4-carbaldehyde

6-methylbenzo[b]thiophene-2-carboxylic acid [1-(2-phenyl-1(R)-{[1-(4-hydroxytetrahydropyran-4-ylmethyl)piperidin-4-ylmethyl]carbamoyl}ethylcarbamoyl)cyclopentyl]amide

(4-methoxytetrahydro-2H-pyran-4-yl)methanol

Refernces

• 1、 -. "AMINO-QUINOLINES AS KINASE INHIBITORS". Page/Page column 59. . Retrieved 2018/06/22.
• 2、 -. "ANTI-BACTERIAL COMPOUNDS". Page/Page column 114. . Retrieved 2017/06/28.