19362-77-7

Basic information

• Product Name: 4,4'-Thiodibenzenethiol
• Synonyms: 4,4'-Thiobisbenzenethiol 98%;4,4'-THIODIBENZENETHIOL;4,4'-THIOBISBENZENETHIOL;BIS(4-MERCAPTOPHENYL) SULFIDE;Thiobisbenzenethiol;4,4''-THIOBIS-BENZENTHIOL;4,4-THIOBISBENZENETHIOL, 98+%;BENZENETHIOL,4,4''-THIOBIS
• CAS NO: 19362-77-7
• Molecular Formula: C₁₂H₁₀S₃
• Molecular Weight: 250.4
• Product Categories: Phenoles and thiophenoles;Diphenyl Sulfides (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Chain Transfer Agents;Polymer Additives;Polymer Science;chemical additive
• Mol File: 19362-77-7.mol
• Article Data: 4

Chemical Properties

• Melting Point: 112-114 °C(lit.)
• Boiling Point: 148 °C / 12mmHg
• Flash Point: 214.6 °C
• Appearance: /
• Density: 1.3 g/cm³
• Storage Temp.: Keep in dark place,Inert atmosphere,Room temperature
• Solubility: Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
• PKA: 5.86±0.10(Predicted)
• CAS DataBase Reference: 4,4'-Thiodibenzenethiol(CAS DataBase Reference)
• NIST Chemistry Reference: 4,4'-Thiodibenzenethiol(19362-77-7)
• EPA Substance Registry System: 4,4'-Thiodibenzenethiol(19362-77-7)

Safety Data

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36
• WGK Germany: 3
• Hazardous Substances Data: 19362-77-7(Hazardous Substances Data)

Usage

Description

4,4'-Thiodibenzenethiol, also known as 4,4'-Thiobisbenzenethiol, is an organic compound with the chemical formula C12H10S2. It is characterized by its sulfur-containing structure, which gives it unique chemical properties and potential applications in various industries.

Uses

Used in Pharmaceutical Industry:
4,4'-Thiodibenzenethiol is used as a reducing agent for affecting the catalytic activity of caspase-3 protein. This application is significant in the development of therapeutic strategies targeting apoptosis, a process that plays a crucial role in the treatment of various diseases, including cancer.
Used in Chemical Synthesis:
4,4'-Thiodibenzenethiol can be utilized as an intermediate in the synthesis of various organic compounds, particularly those involving sulfur-containing moieties. Its unique structure makes it a valuable building block for creating complex molecules with specific properties and functions.
Used in Material Science:
Due to its sulfur-containing structure, 4,4'-Thiodibenzenethiol may have potential applications in the development of new materials with enhanced properties, such as improved stability, reactivity, or selectivity. This could be particularly useful in the fields of catalysis, sensors, and energy storage.

Upstream product

• 3119-65-1 4,4'-bis(chlorosulfonyl)diphenyl sulfide 
• 133838-69-4 4,4'-sulfanediyl-bis-benzenesulfinic acid 
• 7647-01-0 hydrogenchloride 
• 139-66-2 diphenyl sulfide 

Downstream Products

• 152419-82-4 bis[4-(2-chloroethylthiophenyl)sulfide] 
• 325963-57-3 1-[4-(4-{3,6-Bis-[(E)-phenylimino]-cyclohexa-1,4-dienylsulfanyl}-phenylsulfanyl)-phenylsulfanyl]-3,6-bis-[(E)-phenylimino]-cyclohexa-1,4-diene 
• 133921-80-9 4,4'-bis(hydroxyethylthiophenyl)-sulfide 
• 1048373-38-1 4,4'-bis(methacryloyloxyethylcarbamoylthio)diphenylsulfide 
• 1008533-54-7 [Me₃SnSC₆H₄]2S 
• 1008533-56-9 [(PhCH₂)3SnSC₆H₄]2S 
• 1008533-58-1 [Ph₂Sn[SC₆H₄]2S]2 
• 1008533-55-8 [Ph₃SnSC₆H₄]2S 
• 1008533-59-2 [(PhCH₂)3Sn[SC₆H₄]2S]2 
• 1210440-78-0 4,4'-bis(3-methyl-4-nitrophenylsulfanyl)diphenylsulfide 
• 1607804-39-6 C₂₄H₁₈S₅ 

Relevant articles and documents

An efficient synthesis of thiobis(benzenethiol)

4,4'-Thiobis(benzenethiol) is prepared in a simple way by reduction of 4,4'-thiobis(benzenesulphonylchloride) by zinc granulate amalgam in the medium of sulphuric acid.

Preparation method of 4,4'-dimercaptodiphenylsulfide

The invention relates to a preparation method of 4,4'-dimercaptodiphenylsulfide. The method comprises the following steps: by using diphenylsulfide as an initial raw material, carrying out halogenating reaction to obtain 4,4'-dihalodiphenylsulfide, carrying out reaction on the 4,4'-dihalodiphenylsulfide and a vulcanizing reagent, and carrying out hydrolysis to obtain the 4,4'-dimercaptodiphenylsulfide. The method provided by the invention is simple to operate, has the advantages of higher product purity, high safety of the reaction process, and low cost, and is suitable for industrial production. More importantly, the method provided by the invention avoids using abundant strong acids in the conventional preparation method, and prevents the abundant wastewater generated in the production process from severely polluting the environment.