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2-Methyl-2-propanethiol

CAS 75-66-1
EC N/A
LANGUAGE EN
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Product Identification

More information about 2-Methyl-2-propanethiol

Basic Product Information

Product Name
2-Methyl-2-propanethiol
Product Code
109207

Regulatory Identifiers

CAS Number
75-66-1 Check regulations

Chemical Abstracts Service registry number - unique identifier for chemical substances

Uses Information

Identified Uses
Laboratory chemicals, Synthesis of substances

Overview

2-Methyl-2-propanethiol (CAS: 75-66-1 ) is a clear, liquid substance commonly used laboratory chemicals, synthesis of substances.

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Hazard Identification

More about safety measures

Classification Status

Classified

Signal Word

danger (Danger)

Hazard Classifications

Flam. Liq. Category 2 H225
Skin Sens. Category 1 H317
Aquatic Acute Category 2 H401
Aquatic Chronic Category 2 H411
GHS02 pictogramGHS07 pictogramGHS09 pictogram

Hazard Statements

  • H225: Highly flammable liquid and vapour.
  • H317: May cause an allergic skin reaction.
  • H411: Toxic to aquatic life with long lasting effects.

Precautionary Statements

  • P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
  • P233: Keep container tightly closed.
  • P240: Ground/bond container and receiving equipment.
  • P241: Use explosion-proof electrical/ ventilating/ lighting/ equipment.
  • P242: Use only non-sparking tools.
  • P243: Take precautionary measures against static discharge.
  • P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
  • P272: Contaminated work clothing should not be allowed out of the workplace.
  • P273: Avoid release to the environment.
  • P280: Wear protective gloves/ eye protection/ face protection.
  • P303+P361+P353: IF ON SKIN (or hair): Remove/ Take off immediately all contaminated clothing. Rinse skin with water/ shower.
  • P333+P313: If skin irritation or rash occurs: Get medical advice/ attention.
  • P363: Wash contaminated clothing before reuse.
  • P370+P378: In case of fire: Use dry sand, dry chemical or alcohol-resistant foam for extinction.
  • P391: Collect spillage.
  • P403+P235: Store in a well-ventilated place. Keep cool.
  • P501: Dispose of contents/ container to an approved waste disposal plant.

Suppliers & Organizations

Sigma-Aldrich

manufacturer

📍

3050 Spruce Street SAINT LOUIS MO 63103 USA

🌍

US

📞

+1 800-325-5832

📠

+1 800-325-5052

Emergency Contacts

CHEMTREC

📞

+1-703-527-3887

🌍

US

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Physical & Chemical Properties

More about properties
Physical State
liquid
Physical State Data
liquid
State Under Standard Conditions
Not available
Appearance
clear, liquid
Colour
colourless
Colour Intensity
Not available
Form
Not available
Odor
unpleasant
Odor Threshold
No data available
Ph
5.8
Melting Point
-0.5 ℃ (31.1 ºF)
Boiling Point
62 - 65 ℃ (144 - 149 ºF)
Flash Point
-25 ℃ (-13 ºF)
Freezing Point
Not available
Softening Point
Not available
Solidification Point
Not available
Cloud Point
Not available
Crystallisation Point
Not available
Evaporation Rate
No data available
Relative Evaporation Rate
Not available
Vapor Pressure
404.6 hPa (303.5 mmHg) at 37.7 ℃ (99.9 ºF)
Vapor Density
3.11 - (Air = 1.0)
Relative Density
0.8 g/cm3 at 25 ℃ (77 ºF)
Bulk Density
Not available
Density
Not available
Flammability
No data available
Upper Explosive Limit
No data available
Lower Explosive Limit
No data available
Auto Ignition Temperature
255 °℃ (491 ºF) at 1,013 hPa (760 mmHg)
Decomposition Temperature
No data available
Solubility
1.4 g/l at 20 °℃ (68 °F) at 7 hPa (5 mmHg) - soluble
Partition Coefficient
log Pow: 1.786
Solubility In Water
1.4 g/l at 20 °℃ (68 °F)
Solubility In Fat
Not available
Kinematic Viscosity
Not available
Dynamic Viscosity
No data available
Surface Tension
21 mN/m at 20 °℃ (68 ºF)
Explosive Properties
No data available
Oxidizing Properties
No data available
Molecular Weight
Not available
Solid Content
Not available
Solvent Content
Not available
Gas Group
Not available
Relative Vapor Density
3.11 - (Air = 1.0)
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

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What is the hazard signal word for 2-Methyl-2-propanethiol?

The signal word for this substance is "danger".

What is the physical form of 2-Methyl-2-propanethiol?

2-Methyl-2-propanethiol is a liquid appearing as clear, liquid with colourless color. It has unpleasant odor.

What is the solubility of 2-Methyl-2-propanethiol?

1.4 g/l at 20 °℃ (68 °F) at 7 hPa (5 mmHg) - soluble

What is 2-Methyl-2-propanethiol used for?

Laboratory chemicals, Synthesis of substances

What are the hazard statements for 2-Methyl-2-propanethiol?

This substance has 3 hazard statements: H225: Highly flammable liquid and vapour. H317: May cause an allergic skin reaction. H411: Toxic to aquatic life with long lasting effects.

What is the melting point of 2-Methyl-2-propanethiol?

The melting point is -0.5 ℃ (31.1 ºF) and the boiling point is 62 - 65 ℃ (144 - 149 ºF).