Description

Tetrahydrothiophene CAS NO 110-01-0 is a heterocyclic organic compound characterized by a saturated five-membered ring containing one sulfur atom. This versatile chemical intermediate is valued for its distinctive, powerful odor and its role as a key building block in organic synthesis. It is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-purity sulfur-containing intermediates.

Application

• Pharmaceutical Intermediates: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and other sulfur-containing heterocycles.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides where the tetrahydrothiophene ring is a core structural component.
• Odorant and Warning Agent: Employed as an odorant for natural gas and LPG due to its low odor threshold and distinctive smell, providing a critical safety function.
• Polymer and Resin Modification: Acts as a monomer or modifier in the production of specialty polymers and resins to impart specific chemical properties.
• Solvent and Reaction Medium: Functions as a polar aprotic solvent for specific organic reactions and chemical processes.
• Chemical Research & Development: Utilized as a versatile reagent in organic synthesis and material science research for constructing complex molecular architectures.

Basic Information

Product Name	Tetrahydrothiophene
CAS No.	110-01-0
Molecular Formula	C4H8S
Molecular Weight	88.17 g/mol
Synonyms	Thiophane; Tetramethylene sulfide; Thiolane; THT; 1,4-Epithiobutane; Cyclotetramethylene sulfide; Butamethylene sulfide; NSC 8425
EINECS	203-728-9

Quality Control

Our Tetrahydrothiophene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including gas chromatography (GC) for purity and identity confirmation, to ensure it meets exacting specifications. Certificates of Analysis (COA) detailing all test results are provided to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flame. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.5030 - 1.5050
Density (20°C)	0.998 - 1.002 g/mL
Boiling Point	119 - 121°C

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.