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Safety Data Sheet EN

Tetrahydrofuran

CAS 109-99-9

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Tetrahydrofuran
Product Code
178810

Regulatory Identifiers

CAS Number
109-99-9 Check regulations →
REACH No.
01-2119444314-46-XXXX

Identified Uses

Laboratory chemicals, Manufacture of substances

Manufacturers & Suppliers

M

Merck Life Science BV

distributor

Ildefonse Vandammestraat 5/7B, B-1560 HOEILAART

+32 (0)3 899-1301

Emergency Contacts

CHEMTREC

+(32) 28 083237

Anti-poison centre

070 245245

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Flam. Liq. Cat. 2 H225
Acute Tox. Cat. 4 H302
Eye Irrit. Cat. 2 H319
Carc. Cat. 2 H351
STOT SE Cat. 3 H336
STOT SE Cat. 3 H335

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

GHS08 - Serious health hazard

GHS08

Hazard Statements

H225 Highly flammable liquid and vapor.
H302 Harmful if swallowed.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H336 May cause drowsiness or dizziness.
H351 Suspected of causing cancer.

Precautionary Statements

P202 Do not handle until all safety precautions have been read and understood.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P301 + P312 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P313 IF exposed or concerned: Get medical advice/ attention.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
Tetrahydrofuran EC: 203-726-8 109-99-9 100% Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

After inhalation: fresh air. Call in physician.

Skin contact

In case of skin contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower. Consult a physician.

Eye contact

After eye contact: rinse out with plenty of water. Call in ophthalmologist. Remove contact lenses.

Ingestion

After swallowing: immediately make victim drink water (two glasses at most). Consult a physician.

Immediate Medical Attention

Consult a physician or ophthalmologist for all exposure routes.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Carbon dioxide (CO2) Foam Dry powder

Unsuitable media

For this substance/mixture no limitations of extinguishing agents are given.

Specific hazards

Combustible. Pay attention to flashback. Vapors are heavier than air and may spread along floors. Development of hazardous combustion gases or vapours possible in the event of fire. Forms explosive mixtures with air at ambient temperatures.

Instructions

Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.

Firefighter Protection

Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Do not breathe vapors, aerosols. Avoid substance contact. Ensure adequate ventilation. Keep away from heat and sources of ignition. Evacuate the danger area, observe emergency procedures, consult an expert.

Environmental

Do not let product enter drains. Risk of explosion.

Cleanup methods

Take up carefully with liquid-absorbent material. Clean up affected area.

Materials: liquid-absorbent material (e.g. Chemizorb®)

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Work under hood. Do not inhale substance/mixture. Avoid generation of vapours/aerosols.

Storage

Keep container tightly closed in a dry and well-ventilated place. Keep away from heat and sources of ignition. Test for peroxide formation periodically and before distillation.

Hygiene

Immediately change contaminated clothing. Apply preventive skin protection. Wash hands and face after working with substance.

Fire prevention

Keep away from open flames, hot surfaces and sources of ignition.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Hands

This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN374 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de). Splash contact Material: butyl-rubber Minimum layer thickness: 0,7 mm Break through time: 10 min Material tested: Butoject® (KCL 898)

Eyes

Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses

Respiratory

Recommended Filter type: Filter A (acc. to DIN 3181) for vapours of organic compounds. The entrepreneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented.

Skin/Body

Flame retardant antistatic protective clothing.

Environmental

Do not let product enter drains. Risk of explosion.

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Ph
ca.7
Flash Point
-17,00 °C - closed cup
State Under Standard Conditions
---
Vapor Pressure
170 hPa at 20 °C
Freezing Point
---
Metal Corrosion
---
Decomposition Temperature
No data available
Colour Intensity
---
Dynamic Viscosity
No data available
Form
---
Lower Explosive Limit
Lower explosion limit: 1,8 % (V)
Bulk Density
---
Upper Explosive Limit
Upper explosion limit: 11,8 % (V)
Cloud Point
---
Crystallisation Point
---
Explosive Limits
---
Softening Point
---
Relative Evaporation Rate
---
Boiling Point
65 - 67 °C at 1.013,25 hPa
Odor
ether-like
Auto Ignition Temperature
215 °C at 1.013 hPa
Solubility
---
Properties Status
---
Colour
colorless
Physical State
liquid, clear
Solidification Point
---
Flammability
No data available
Appearance
---
Voc Content
---
Molecular Weight
---
Density
0,89 g/cm3
Odor Threshold
---
Relative Density
---
Kinematic Viscosity
0,518 mm2/s at 25 °C 0,403 mm2/s at 50 °C
Solubility In Water
soluble
Melting Point
Melting point/range: -108,44 °C at 1.013,25 hPa
Solubility In Fat
---
Partition Coefficient
log Pow: 0,46 n-octanol/water
Evaporation Rate
---
Physical State Data
liquid
Vapor Density
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

The product is chemically stable under standard ambient conditions (room temperature). Contains the following stabilizer(s): butyl hydroxytoluene (BHT) (>=0250 ppm)

Reactivity

Formation of peroxides possible.

Hazardous reactions

A risk of explosion and/or of toxic gas formation exists with the following substances: alkali hydroxides, Bromine, hydrides, Potassium, lithium aluminium hydride, thionyl chloride, Oxidizing agents, Oxygen, aminophenol with Peroxides. Exothermic reaction with: Acids, halides, peroxi compounds

Avoid

Sensitivity to light

Incompatible

Strong oxidizing agents, Acids

Decomposition

Peroxides

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

The data for this section has not been processed yet.

13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

The data for this section has not been processed yet.

14

Transport Information

UN numbers, shipping names, transport classes, and regulatory requirements

UN Number
2056
Shipping Name
TETRAHYDROFURAN
Transport Class
3
Packing Group
II
15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

The data for this section has not been processed yet.

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Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Tetrahydrofuran?

The signal word is danger.

What is the physical form of Tetrahydrofuran?

Tetrahydrofuran is a liquid, clear with colorless color. It has ether-like odor.

What is Tetrahydrofuran used for?

Laboratory chemicals, Manufacture of substances

What are the hazard statements for Tetrahydrofuran?

This substance has 6 hazard statements:

  • H225: Highly flammable liquid and vapor.
  • H302: Harmful if swallowed.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.
  • H336: May cause drowsiness or dizziness.
  • H351: Suspected of causing cancer.

What is the melting point of Tetrahydrofuran?

The melting point is Melting point/range: -108,44 °C at 1.013,25 hPa and the boiling point is 65 - 67 °C at 1.013,25 hPa.