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Propyne

CAS 74-99-7
EC 200-828-4
LANGUAGE EN
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Propyne

Safety Data Sheet (SDS) - Chemical Safety Information

CAS Number: 74-99-7

Product Identification

More information about Propyne

Basic Product Information

Product Name
Propyne
Product Code
43754

Regulatory Identifiers

CAS Number
74-99-7 Check regulations

Chemical Abstracts Service registry number - unique identifier for chemical substances

EC Number
200-828-4 Check regulations

European Community number - used for regulatory compliance in EU/EEA

Uses Information

Identified Uses
SU24 Scientific research and development

Overview

Propyne (CAS: 74-99-7 ) is a not determined substance commonly used su24 scientific research and development.

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Hazard Identification

More about safety measures

Classification Status

Classified

Signal Word

danger (Danger)

Hazard Classifications

Flam. Liq. Category 1 H224
Press. Gas Category 1 H280
GHS04 - Globally Harmonized System (GHS) hazard pictogram for chemical safety classificationGHS02 - Globally Harmonized System (GHS) hazard pictogram for chemical safety classification

Hazard Statements

  • H280: Contains gas under pressure; may explode if heated.
  • H224: Extremely flammable liquid and vapour.

Precautionary Statements

  • P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
  • P280: Wear protective gloves/protective clothing/eye protection/face protection.
  • P240: Ground/bond container and receiving equipment.
  • P303+P361+P353: If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.
  • P410: Protect from sunlight.
  • P501: Dispose of contents/container in accordance with local/regional/national/international regulations.

Suppliers & Organizations

Alfa Aesar Thermo Fisher Scientific Chemicals, Inc. company logo - Safety Data Sheet supplier organization

Alfa Aesar Thermo Fisher Scientific Chemicals, Inc.

manufacturer

📍

30 Bond Street, Ward Hill, MA 01835-8099

🌍

US

📞

800-343-0660

📠

800-322-4757

✉️ [email protected]
🌐 http://www.alfa.com

Emergency Contacts

Emergency Contact

📞

(800) 343-0660

🕒

Monday-Friday, 8am-7pm EST

Carechem 24

📞

(866) 928-0789

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P
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Physical & Chemical Properties

More about properties
Physical State
Liquefied gas
Physical State Data
Not available
State Under Standard Conditions
Not available
Appearance
Not determined
Colour
Not determined
Colour Intensity
Not available
Form
Liquefied gas
Odor
Not determined
Odor Threshold
Not determined.
Ph
Not determined.
Melting Point
-103 ℃ (-153 ºF)
Boiling Point
-23 °℃ (-9 ºF)
Flash Point
-60 °℃ (-76 °F)
Freezing Point
Not available
Softening Point
Not available
Solidification Point
Not available
Cloud Point
Not available
Crystallisation Point
Not available
Evaporation Rate
Not determined.
Relative Evaporation Rate
Not available
Vapor Pressure
Not determined
Vapor Density
Not determined.
Relative Density
Not determined.
Bulk Density
Not available
Density
0.706 g/cm3 (5.892 lbs/gal)
Flammability
Not applicable.
Upper Explosive Limit
80 Vol %
Lower Explosive Limit
2.5 Vol %
Auto Ignition Temperature
Not determined.
Decomposition Temperature
Not determined.
Solubility
Partly miscible Fully miscible
Partition Coefficient
Not determined.
Solubility In Water
Partly miscible Fully miscible
Solubility In Fat
Not available
Kinematic Viscosity
Not determined.
Dynamic Viscosity
Not determined.
Surface Tension
Not available
Explosive Properties
Product is not explosive. However, formation of explosive air/vapor mixtures is possible.
Oxidizing Properties
Not available
Molecular Weight
Not available
Solid Content
Not available
Solvent Content
Not available
Gas Group
Not available
Relative Vapor Density
Not determined.
Dissociation Constant
Not available
Hydrolysis Rate
Not available
Concentration
Not available
Temperature
Not available
Particle Characteristics
Not available
Particle Size
Not available
Particle Size Distribution
Not available
Particle Shape
Not available
Particle Aspect Ratio
Not available
Particle Aggregation State
Not available
Particle Agglomeration State
Not available
Particle Specific Surface Area
Not available
Particle Dustiness
Not available
Voc Content
Not available
Voc Concentration
Not available
Voc Content Info
Not available
Metal Corrosion
Not available

Frequently Asked Questions

View full documentation

What is the hazard signal word for Propyne?

The signal word for this substance is "danger".

What is the physical form of Propyne?

Propyne is a liquefied gas appearing as not determined with not determined color. It has not determined odor.

What is the solubility of Propyne?

Partly miscible Fully miscible

What is Propyne used for?

SU24 Scientific research and development

What are the hazard statements for Propyne?

This substance has 2 hazard statements: H280: Contains gas under pressure; may explode if heated. H224: Extremely flammable liquid and vapour.

What is the melting point of Propyne?

The melting point is -103 ℃ (-153 ºF) and the boiling point is -23 °℃ (-9 ºF).