2,3-Dichlorothiophenol

CAS 17231-95-7C6H4Cl2SChemical Synthesis

2,3-Dichlorothiophenol (CAS: 17231-95-7) is an organic compound with the molecular formula C6H4Cl2S and a molecular weight of 179.07 g/mol. This sulphur-containing aromatic molecule is primarily utilised as a versatile building block in chemical synthesis. Its specific structure makes it valuable in the creation of more complex organic molecules, particularly within the pharmaceutical and agrochemical industries, serving as a key intermediate.

IUPAC: 2,3-Dichlorobenzenethiol
Synonyms: 2,3-DichlorobenzenethiolC6H4Cl2S

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2,3-Dichlorothiophenol (C6H4Cl2S) — chemical structure, CAS 17231-95-7; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksChemical SynthesisOrganic Building BlocksSulfur CompoundsThiols/Mercaptans

01 /Applications

Organic Synthesis Intermediate

Utilised as a crucial intermediate in the synthesis of complex organic molecules. Its dichlorinated thiophenol structure allows for various derivatisation reactions.

Pharmaceutical Research and Development

Serves as a building block in the research and development of new pharmaceutical compounds. The introduction of the dichlorothiophenol moiety can impart specific properties to target molecules.

Agrochemical Synthesis

Employed in the development and manufacturing of agrochemicals, where its unique structural features can contribute to the efficacy of pesticides and herbicides.

02 /Properties

Molecular weight	179.07
Empirical formula	C6H4Cl2S
Assay	97%
Melting point	54-60 °C

03 /Safety & handling

GHS hazard pictogram: Corrosive (GHS05) — Corrosive

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Danger

Hazard statements

H302Harmful if swallowed
H318Causes serious eye damage

Precautionary statements

P280Wear protective gloves, clothing and eye/face protection
P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Gloves
Flash point	>110 °C / >230 °F
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xn
Risk statements (R)	22-41
Safety statements (S)	26-36/39

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

17231-95-7

MDL number

MFCD00041420

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 2,3-Dichlorothiophenol used for?

2,3-Dichlorothiophenol is primarily used as a building block and intermediate in organic synthesis, including pharmaceutical and agrochemical research and development.

What is the CAS number and molecular formula for 2,3-Dichlorothiophenol?

The CAS number for 2,3-Dichlorothiophenol is 17231-95-7, and its empirical formula is C6H4Cl2S.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies 2,3-Dichlorothiophenol with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.

How should 2,3-Dichlorothiophenol be handled safely?

Due to its hazards (H302-H318), handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation. Seek immediate medical attention if swallowed or if eye contact occurs.