2,2-DIMETHYL-5-[(PHENYLSULFANYL)METHYLENE]-1,3-DIOXANE-4,6-DIONE

Base Information

• Chemical Name: 2,2-DIMETHYL-5-[(PHENYLSULFANYL)METHYLENE]-1,3-DIOXANE-4,6-DIONE
• CAS No.: 153498-12-5
• Molecular Formula: C₁₃H₁₂O₄S
• Molecular Weight: 264.302
• Mol file: 153498-12-5.mol

Synonyms:2,2-dimethyl-5-(phenylthiomethylene)-1,3-dioxane-4,6-dione

Chemical Property of 2,2-DIMETHYL-5-[(PHENYLSULFANYL)METHYLENE]-1,3-DIOXANE-4,6-DIONE

Chemical Property:

• Boiling Point: 460.5±45.0 °C(Predicted)
• Density: 1.31±0.1 g/cm3(Predicted)

Purity/Quality:

2,2-Dimethyl-5-[(phenylsulfanyl)methylene]-1,3-dioxane-4,6-dione ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of 2,2-DIMETHYL-5-[(PHENYLSULFANYL)METHYLENE]-1,3-DIOXANE-4,6-DIONE

There total 1 articles about 2,2-DIMETHYL-5-[(PHENYLSULFANYL)METHYLENE]-1,3-DIOXANE-4,6-DIONE 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: 90.0%

5-methoxymethylene-2,2-dimethyl-1,3-dioxane-4,6-dione (15568-85-1) + thiophenol (108-98-5) → 2,2-dimethyl-5-(phenylthiomethylene)-1,3-dioxane-4,6-dione (153498-12-5)

Guidance literature:

In acetonitrile; for 3h; Heating;

DOI:10.1055/s-1993-25997

Reference yield: 68.0%

2,2-dimethyl-5-(phenylthiomethylene)-1,3-dioxane-4,6-dione (153498-12-5) → phenylthioacetylene (6228-98-4)

Guidance literature:

at 600 ℃; under 0.1 Torr;

DOI:10.1055/s-1993-25997

Reference yield:

2,2-dimethyl-5-(phenylthiomethylene)-1,3-dioxane-4,6-dione (153498-12-5) → Benzo[b]thiophene (95-15-8,11095-43-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 68 percent / 600 °C / 0.1 Torr

2: 800 °C / 0 - 0.02 Torr

DOI:10.1055/s-1993-25997

upstream raw materials:

5-methoxymethylene-2,2-dimethyl-1,3-dioxane-4,6-dione

thiophenol

Downstream raw materials:

phenylthioacetylene

Benzo[b]thiophene

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