2,2-dimethyltetrahydro-4H-thiopyran-4-one

Base Information

• Chemical Name: 2,2-dimethyltetrahydro-4H-thiopyran-4-one
• CAS No.: 2323-13-9
• Molecular Formula: C7H12 O S
• Molecular Weight: 144.238
• Mol file: 2323-13-9.mol

Synonyms:2,2-Dimethyl-4-oxotetrahydrothiopyran;2,2-Dimethyltetrahydrothiopyran-4-one; NSC 147619; Tetrahydro-2,2-dimethyl-4H-thiopyran-4-one

Chemical Property of 2,2-dimethyltetrahydro-4H-thiopyran-4-one

Chemical Property:

• Vapor Pressure: 0.104mmHg at 25°C
• Boiling Point: 222.1°Cat760mmHg
• Flash Point: 95.1°C
• Density: 1.024g/cm³

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,2-dimethyltetrahydro-4H-thiopyran-4-one

There total 1 articles about 2,2-dimethyltetrahydro-4H-thiopyran-4-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:

4-hydroxy-2,2-dimethyl-tetrahydro-thiopyran-4-carbonitrile (74601-29-9) → 2,2-dimethylthian-4-one (2323-13-9) + hydrogen cyanide (74-90-8)

Guidance literature:

triethylamine; In 1,4-dioxane; water; at 25 ℃; for 36h; Equilibrium constant;

Reference yield: 67.0%

2,2-dimethylthian-4-one (2323-13-9) + 1-phenoxy-2-propyne (13610-02-1) → 2,2-dimethyl-4-(3-phenoxy-1-propynyl)tetrahydrothiapyran-4-ol

Guidance literature:

With potassium hydroxide; In diethyl ether; at 20 ℃;

Reference yield: 58.0%

2,2-dimethylthian-4-one (2323-13-9) + aniline (62-53-3) → [2,2-Dimethyl-tetrahydro-thiopyran-(4E)-ylidene]-phenyl-amine (78028-30-5)

Guidance literature:

With toluene-4-sulfonic acid; In benzene; Heating;

DOI:10.1007/BF00758461

upstream raw materials:

4-hydroxy-2,2-dimethyl-tetrahydro-thiopyran-4-carbonitrile

Downstream raw materials:

5,5'-benzylidenebis(2,2-dimethyltetrahydro-4-thiopyrone)

[2,2-Dimethyl-tetrahydro-thiopyran-(4E)-ylidene]-phenyl-amine

C₁₃H₁₈N₂S

N-[2,2-Dimethyl-tetrahydro-thiopyran-(4E)-ylidene]-benzene-1,2-diamine

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