2957-38-2

Basic information

• Product Name: 2-(1,3-DITHIOLAN-2-YLIDENE)-5,5-DIMETHYLCYCLOHEXANE-1,3-DIONE
• Synonyms: 2-(1,3-DITHIOLAN-2-YLIDENE)-5,5-DIMETHYLCYCLOHEXANE-1,3-DIONE
• CAS NO: 2957-38-2
• Molecular Formula: C₁₁H₁₄O₂S₂
• Molecular Weight: 242.36
• Mol File: 2957-38-2.mol
• Article Data: 4

Chemical Properties

• Appearance: /
• CAS DataBase Reference: 2-(1,3-DITHIOLAN-2-YLIDENE)-5,5-DIMETHYLCYCLOHEXANE-1,3-DIONE(CAS DataBase Reference)
• NIST Chemistry Reference: 2-(1,3-DITHIOLAN-2-YLIDENE)-5,5-DIMETHYLCYCLOHEXANE-1,3-DIONE(2957-38-2)
• EPA Substance Registry System: 2-(1,3-DITHIOLAN-2-YLIDENE)-5,5-DIMETHYLCYCLOHEXANE-1,3-DIONE(2957-38-2)

Safety Data

• Hazardous Substances Data: 2957-38-2(Hazardous Substances Data)

Upstream product

• 107-06-2 1,2-dichloro-ethane 
• 75-15-0 carbon disulfide 
• 126-81-8 dimedone 
• 106-93-4 ethylene dibromide 

Downstream Products

• 103681-73-8 1,3-dibenzyl-2-(4,4-dimethyl-2,5-bisthioxocyclohexylidene)imidazolidine 
• 103681-72-7 1,3-dibenzyl-2-(4,4-dimethyl-2,5-dioxocyclohexylidene)imidazolidine 
• 117402-15-0 2-(4,4-dimethyl-2-oxo-6-thioxocyclohexylidene)-1,3-dithiolane 

Relevant articles and documents

One-Pot Synthesis of 2-Ylidene-1,3-dithiolanes

A one-pot synthesis of 2-ylidene-1,3-dithiolanes, involving the reaction of carbon disulfide with methylene-active compounds in the presence of sodium ethylate followed by adding 1,2-dichloralkanes to the reaction mixture, is developed.

A convenient one-pot synthesis of ketene dithioacetals

An easy synthesis of ketene dithioacetals 2 and 3 by the condensation of carbon disulfide and active methylene compounds 1 with subsequent alkylation in the presence of potassium fluoride is described.