[1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester

Base Information

• Chemical Name: [1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester
• CAS No.: 76342-93-3
• Molecular Formula: C₁₂H₁₆O₈S₂
• Molecular Weight: 352.386

Synonyms:[1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester

Chemical Property of [1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester

Chemical Property:

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Technology Process of [1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester

There total 2 articles about [1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester 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:

2-(Bis-methoxycarbonyl-methylsulfanyl)-2-chloro-malonic acid diethyl ester (76342-90-0) → [1,3]Dithietane-2,2,4,4-tetracarboxylic acid tetraethyl ester (17239-56-4) + 1,1,2,2-tetracarboethoxy-ethylene (6174-95-4) + 2-Ethoxycarbonyl-3-methoxycarbonyl-but-2-enedioic acid 1-ethyl ester 4-methyl ester (76342-92-2) + [1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester (76342-93-3)

Guidance literature:

With potassium tert-butylate; In tetrahydrofuran; at -78 - -30 ℃; Further byproducts given;

DOI:10.1016/0040-4039(80)80240-1

Reference yield:

2-(Bis-methoxycarbonyl-methylsulfanyl)-2-chloro-malonic acid diethyl ester (76342-90-0) → [1,3]Dithietane-2,2,4,4-tetracarboxylic acid tetraethyl ester (17239-56-4) + Tetramethyl ethylenetetracarboxylate (1733-15-9) + 1,1,2,2-tetracarboethoxy-ethylene (6174-95-4) + 2-Ethoxycarbonyl-3-methoxycarbonyl-but-2-enedioic acid 1-ethyl ester 4-methyl ester (76342-92-2) + [1,3]Dithietane-2,2,4,4-tetracarboxylic acid diethyl ester dimethyl ester (76342-93-3) + [1,2,4]Trithiolane-3,3,5,5-tetracarboxylic acid tetraethyl ester (76342-91-1)

Guidance literature:

With potassium tert-butylate; In tetrahydrofuran; at -78 - -30 ℃; Mechanism;

DOI:10.1016/0040-4039(80)80240-1

upstream raw materials:

2-(Bis-methoxycarbonyl-methylsulfanyl)-2-chloro-malonic acid diethyl ester

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