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Safety Data Sheet EN

alpha-Methylstyrene

CAS 98-83-9
EC 202-705-0

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
alpha-Methylstyrene
Product Code
L03609
Chemical Name
alpha-Methylstyrene

Regulatory Identifiers

CAS Number
98-83-9 Check regulations →
EC Number
202-705-0 Check regulations →

Identified Uses

SU24 Scientific research and development

Manufacturers & Suppliers

A

Alfa Aesar GmbH & Co.KG

manufacturer

Zeppelinstr. 7b, 76185 Karlsruhe / Germany

Emergency Contacts

Carechem 24

+44 (0) 1235 239 670

Poison Information Center Mainz

+49(0)6131/19240

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified warning

Hazard Classifications

Flam. Liq. Cat. 3 H226
Aquatic Chronic Cat. 2 H411
Eye Irrit. Cat. 2 H319
STOT SE Cat. 3 H335

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

GHS09 - Environmental hazard

GHS09

Hazard Statements

H226 Flammable liquid and vapour.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H411 Toxic to aquatic life with long lasting effects.

Precautionary Statements

P210 Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
P241 Use explosion-proof electrical/ventilating/lighting/equipment.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local/regional/national/international regulations.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Chemical Name CAS Number Concentration Hazardous
alpha-Methylstyrene EC: 202-705-0 98-83-9 --- No

Note: stabilized with 10-15ppm 4-tert-butylcatechol

04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Supply fresh air. If required, provide artificial respiration. Keep patient warm. Consult doctor if symptoms persist.

Skin contact

Seek immediate medical advice. Instantly wash with water and soap and rinse thoroughly.

Eye contact

Rinse opened eye for several minutes under running water. Then consult doctor.

Ingestion

Seek medical treatment.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

The data for this section has not been processed yet.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

The data for this section has not been processed yet.

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

The data for this section has not been processed yet.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Engineering

Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.

Hands

Impervious gloves. Not determined (Contd. on page 3) DĚ/E

Eyes

Safety glasses. Face protection.

Respiratory

Use breathing protection with high concentrations.

Skin/Body

Protective work clothing.

09

Physical and Chemical Properties

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

Physical State
Liquid
Physical State Data
liquid
State Under Standard Conditions
---
Appearance
---
Colour
Colourless
Colour Intensity
---
Form
Liquid
Odor
Not determined
Odor Threshold
Not determined.
Ph
Not determined.
Melting Point
-23 ℃
Boiling Point
166-169 ℃
Flash Point
45 ℃
Freezing Point
---
Softening Point
---
Solidification Point
---
Cloud Point
---
Crystallisation Point
---
Relative Evaporation Rate
---
Evaporation Rate
Not determined.
Vapor Pressure
Not determined.
Vapor Density
Not determined.
Relative Density
Not determined.
Bulk Density
---
Density
0,909 g/cm3
Flammability
Not applicable.
Upper Explosive Limit
Not determined
Lower Explosive Limit
Not determined
Explosive Limits
---
Auto Ignition Temperature
Not determined
Decomposition Temperature
Not determined
Solubility
Not determined
Partition Coefficient
Not determined.
Solubility In Water
Not determined.
Solubility In Fat
---
Molecular Weight
---
Voc Content
---
Metal Corrosion
---
Dynamic Viscosity
Not determined.
Kinematic Viscosity
Not determined.
Properties Status
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

The data for this section has not been processed yet.

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
UN2303
Shipping Name
2303 ISOPROPENYLBENZENE ISOPROPENYLBENZENE
Transport Class
8
Packing Group
III
ADR

Warning: Flammable liquids.

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 alpha-Methylstyrene?

The signal word is warning.

What is the physical form of alpha-Methylstyrene?

alpha-Methylstyrene is a liquid with colourless color. It has not determined odor.

What is the solubility of alpha-Methylstyrene?

Not determined

What is alpha-Methylstyrene used for?

SU24 Scientific research and development

What are the hazard statements for alpha-Methylstyrene?

This substance has 4 hazard statements:

  • H226: Flammable liquid and vapour.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.
  • H411: Toxic to aquatic life with long lasting effects.

What is the melting point of alpha-Methylstyrene?

The melting point is -23 ℃ and the boiling point is 166-169 ℃.

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