Tetrahydrothiophene THT Natural Gas Odorant CAS 110-01-0

• CAS: 110-01-0
• Molecular Formula: C4H8S
• Appearance: Colorless transparent liquid
• Boiling Point: 118–121°C

As a reliable China manufacturer, supplier, and factory, AECOCHEM offers customized specifications and stable supply to meet industrial gas safety requirements.

Key Features and Properties

Tetrahydrothiophene THT Natural Gas Odorant CAS 110-01-0 provides excellent performance characteristics:

• Appearance and Odor: Colorless liquid with strong, penetrating odor
• Odor Intensity: Extremely low odor threshold for effective leak detection
• Flammability: Flammable liquid with defined explosive limits
• Solubility: Insoluble in water, miscible with organic solvents
• Chemical Stability: Stable under normal storage conditions
• Chemical Structure: Cyclic sulfur compound with high volatility

Industrial Uses

Tetrahydrothiophene THT Natural Gas Odorant CAS 110-01-0 is widely used in:

Gas Odorization

• Natural gas, LPG, and city gas leak detection
• Safety warning systems in pipelines and underground facilities

Chemical Intermediate

• Raw material in pharmaceutical and agrochemical synthesis

Solvent

• Used in specialized organic synthesis and industrial processes

Safety and Handling

Tetrahydrothiophene THT Natural Gas Odorant CAS 110-01-0 requires proper handling due to its chemical nature:

Hazards

• Flammable liquid and vapor
• Strong odor may cause discomfort at high concentrations

Safety Measures

• Use in well-ventilated areas
• Avoid ignition sources and open flames
• Wear appropriate protective equipment

Storage

• Store in sealed containers in cool, dry, ventilated areas
• Keep away from fire and oxidizing agents

FAQ

What is it used for?

Tetrahydrothiophene THT Natural Gas Odorant CAS 110-01-0 is primarily used as a gas odorant to detect leaks in natural gas and LPG systems.

What does it smell like?

It has a strong, unpleasant sulfur-like odor, easily detectable even at very low concentrations.

Is it dangerous?

Tetrahydrothiophene THT Natural Gas Odorant CAS 110-01-0 is flammable and should be handled with care, but it is safe when used under proper industrial guidelines.

What is the odor threshold?

It has a very low odor threshold, allowing rapid detection of gas leaks before reaching hazardous levels.

Is it a mercaptan?

No, THT is not a mercaptan, but it serves a similar purpose as a sulfur-based odorant in gas safety applications.

Identification:

Product name : Tetrahydrothiophene

CAS :110-01-0

Synonyms :Thiacyclopentane; Tetramethylene sulfide; Thiophane; Thiolane

Molecular formula :C4H8S

Molecular weight :88.17

EINECS :203-728-9

Properties：

Melting point :-96 °C

Boiling point :119 °C(lit.)

Density :1 g/mL at 25 °C(lit.)

Vapor pressure :18 mm Hg ( 25 °C)

Refractive index :n20/D 1.504(lit.)

Flash point :55 °F

Storage temp. :Flammables area

Solubility :Immiscible

Form :Liquid

Specific gravity:1.002 (20/4℃)

PH:7 (H2O, 20℃)

Explosive limit:1.1-12.1%(V)

Water solubility :Immiscible

Specification:

Appearance: Colorless transparent liquid

Assay: 99% min

Water: 0.5% max

Evaporation residue: 0.20% max

Color APHA: 30 max

Cloud point: -30 max

Specific gravity 4/20℃: 0.99-1.00

Boiling point 760mmHg: 118-121℃

Specific gravity 4/15℃: 0.99-0.996

Some photos of shipment: