NextSDS Logo
Safety Data Sheet EN

trans-2-Pentene

CAS 646-04-8

Get a free compliance audit

Upload your SDS inventory and get a detailed compliance report.

Get Free Audit
01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
trans-2-Pentene
Product Code
111260
Chemical Name
trans-2-Pentene

Regulatory Identifiers

CAS Number
646-04-8 Check regulations →
REACH No.
A registration number is not available for this substance as the substance or its uses are exempted from registration, the annual tonnage does not require a registration or the registration is envisaged for a later registration deadline.

Identified Uses

Laboratory chemicals, Manufacture of substances

Manufacturers & Suppliers

M

Merck Life Science BV/SRL

distributor

Brusselsesteenweg 288, B-3090 OVERIJSE

+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. 1 H224
Skin Irrit. Cat. 2 H315
Eye Irrit. Cat. 2 H319
STOT SE Cat. 3 H335
Asp. Tox. Cat. 1 H304

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

GHS08 - Serious health hazard

GHS08

Hazard Statements

H224 Extremely flammable liquid and vapor.
H304 May be fatal if swallowed and enters airways.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.

Precautionary Statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P331 Do NOT induce vomiting.
P403 + P233 Store in a well-ventilated place. Keep container tightly closed.

Get a free compliance audit

Upload your SDS inventory and get a detailed compliance report

Free Audit
03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
trans-Pent-2-ene EC: 211-461-4 646-04-8 --- Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

After inhalation: fresh air.

Skin contact

Take off immediately all contaminated clothing. Rinse skin with water/ shower.

Eye contact

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

Ingestion

After swallowing: caution if victim vomits. Keep airways free. Call a physician immediately.

Symptoms: Risk of aspiration! Pulmonary failure possible after aspiration of vomit.

Immediate Medical Attention

Call a physician immediately.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Foam, Carbon dioxide (CO2), Dry powder

Unsuitable media

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

Specific hazards

Carbon oxides. 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

Remove container from danger zone and cool with water.

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

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 (e.g. Chemizorb®). Dispose of properly. 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

Keep away from open flames, hot surfaces and sources of ignition. Take precautionary measures against static discharge.

Storage

Keep container tightly closed in a dry and well-ventilated place. Keep away from heat and sources of ignition.

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. Take precautionary measures against static discharge.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Eyes

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

Respiratory

required when vapours/aerosols are generated. Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system. Recommended Filter type: Filter type AX 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

Partition Coefficient
---
Odor Threshold
---
Softening Point
---
Cloud Point
---
Flammability
---
Metal Corrosion
---
Decomposition Temperature
---
Molecular Weight
---
Physical State Data
liquid
Vapor Pressure
563,2 hPa at 20 °C, 1.846,5 hPa at 55 °C
Auto Ignition Temperature
---
Kinematic Viscosity
---
Explosive Limits
---
Boiling Point
35 - 36 °C
Evaporation Rate
---
Density
0,649 g/cm³ at 25 °C
Melting Point
-140 °C
Form
---
Crystallisation Point
---
Solidification Point
---
Colour Intensity
---
Properties Status
---
Physical State
clear, liquid
Dynamic Viscosity
---
Lower Explosive Limit
1,4 % (V)
Solubility
---
Solubility In Fat
---
Bulk Density
---
Voc Content
---
Odor
No data available
Appearance
---
Colour
colorless
Upper Explosive Limit
---
Relative Density
---
State Under Standard Conditions
---
Freezing Point
---
Flash Point
-18 °C
Vapor Density
---
Ph
---
Solubility In Water
---
Relative Evaporation Rate
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

The product is chemically stable under standard ambient conditions (room temperature).

Reactivity

Vapors may form explosive mixture with air.

Hazardous reactions

No data available

Avoid

Warming.

Incompatible

acids, Oxidizing agents

Decomposition

In the event of fire: see section 5

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
3295
Shipping Name
HYDROCARBONS, LIQUID, N.O.S.
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.

?

Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for trans-2-Pentene?

The signal word is danger.

What is the physical form of trans-2-Pentene?

trans-2-Pentene is a clear, liquid with colorless color. It has no data available odor.

What is trans-2-Pentene used for?

Laboratory chemicals, Manufacture of substances

What are the hazard statements for trans-2-Pentene?

This substance has 5 hazard statements:

  • H224: Extremely flammable liquid and vapor.
  • H304: May be fatal if swallowed and enters airways.
  • H315: Causes skin irritation.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.

What is the melting point of trans-2-Pentene?

The melting point is -140 °C and the boiling point is 35 - 36 °C.