5-Chloro-2-thiophenesulfonyl Chloride TCI C2343

Chemical Identity

CAS No.: 2766-74-7
PubChem: CID 2733925·SID 87561307
Formula: C4H2Cl2O2S2
Molecular weight: 217.08 g/mol
Purity: >98.0%(GC)(T)
Storage: 0-10°C

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: 5-chlorothiophene-2-sulfonyl chloride
SMILES: C1=C(SC(=C1)Cl)S(=O)(=O)Cl
InChIKey: SORSTNOXGOXWAO-UHFFFAOYSA-N
MDL: MDL00051667

Rp 1.776.600,00

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5-Chloro-2-thiophenesulfonyl Chloride is a chemical compound widely used in organic reactions, particularly in the synthesis of heterocyclic compounds. This material plays a crucial role in laboratory settings as a building block for constructing complex molecular structures. Its unique chemical structure, featuring a thiophene ring linked to a sulfonyl chloride group, makes it highly versatile in various synthetic pathways. Due to its reactivity, it is a key reagent in substitution and coupling reactions, enabling the formation of new chemical entities with high precision.

The compound’s reactivity and functional group versatility make it a preferred choice for chemists. It is especially effective in sulfonation, substitution reactions, and interactions with other active functional groups. Its ability to form stable intermediates and participate in multiple reaction mechanisms enhances its utility in synthetic chemistry. The compound’s availability in solid form and ease of handling further contribute to its practicality in laboratory environments, making it a reliable choice for researchers seeking high-quality chemical reagents.

In Indonesian laboratories, 5-Chloro-2-thiophenesulfonyl Chloride is extensively used in organic chemistry research, particularly in pharmaceutical and drug synthesis applications. It is commonly found in research institutions and universities, where it supports the development of new compounds and the advancement of chemical knowledge. Its reliability and effectiveness make it a staple in the chemical toolkit of Indonesian scientists.

TCI brochures (PDF)

Thiophenes 2026-06-29 · p. 5

Related TCI products

Organic synthesis of heterocyclic compounds due to its reactive thiophene sulfonyl chloride group.
Drug development and pharmaceutical research for constructing complex molecular frameworks.
Coupling reactions where strong electrophilic sulfonating agents are required.
Functional group transformations in synthetic pathways involving active chemical moieties.
Research in medicinal chemistry for the design of novel therapeutic agents and bioactive molecules.

Brand	TCI
CAS number	2766-74-7
Molecular formula	—
Purity	—
Category	Chemistry > Building Blocks > Heterocyclic Building Blocks
Pack sizes	Available in various quantities as per standard laboratory requirements
Physical form	Solid
Storage	Store in a cool, dry place away from moisture and direct sunlight

This compound should be stored in a cool, dry environment to maintain its chemical integrity. It is recommended to use airtight containers to prevent exposure to moisture, which can lead to hydrolysis. Due to its reactivity, it should be handled in a well-ventilated area, preferably under a fume hood, to minimize inhalation risks. Avoid contact with incompatible materials such as strong bases or reducing agents. Always wear appropriate personal protective equipment, including gloves and safety goggles, when handling this substance. Proper storage and handling ensure the compound remains effective and safe for use in laboratory applications.

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