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Safety Data Sheet EN

1-Methyl-2-pyrrolidinone

CAS 872-50-4

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
1-Methyl-2-pyrrolidinone
Product Code
443778
Chemical Name
1-Methyl-2-pyrrolidinone

Regulatory Identifiers

CAS Number
872-50-4 Check regulations →
REACH No.
01-2119472430-46-XXXX

Identified Uses

Laboratory chemicals, Manufacture of substances

Manufacturers & Suppliers

M

Merck Life Science BV

manufacturer

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

Skin Irrit. Cat. 2 H315
Eye Irrit. Cat. 2 H319
Repr. Cat. 1B H360D
STOT SE Cat. 3 H335

GHS Pictograms

GHS07 - Health hazard

GHS07

GHS08 - Serious health hazard

GHS08

Hazard Statements

H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H360D May damage the unborn child.

Precautionary Statements

P202 Do not handle until all safety precautions have been read and understood.
P261 Avoid breathing mist or vapours.
P264 Wash skin thoroughly after handling.
P302 + P352 IF ON SKIN: Wash with plenty of water.
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

N -Methyl-2-pyrrolidone

Chemical Name CAS Number Concentration Hazardous
N-methyl-2-pyrrolidone EC: 212-828-1 872-50-4 90 - 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.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Water, Foam, Carbon dioxide (CO2), Dry powder

Unsuitable media

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

Specific hazards

Combustible. Vapours are heavier than air and may spread along floors. Forms explosive mixtures with air on intense heating. Development of hazardous combustion gases or vapours possible in the event of fire.

Instructions

Remove container from danger zone and cool with water. Suppress (knock down) gases/vapours/mists with a water spray jet.

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 vapours, 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.

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

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

Storage

Tightly closed. Keep in a well-ventilated place. Keep locked up or in an area accessible only to qualified or authorised persons.

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

Hands

Material : butyl-rubber, Break through time : 480 min, Glove thickness : 0,7 mm, Protective index : Full contact, Manufacturer : Butoject® (KCL 898); Material : Latex gloves, Break through time : 60 min, Glove thickness : 0,6 mm, Protective index : Splash contact, Manufacturer : Lapren® (KCL 706 / Aldrich Z677558, Size M). Remarks : 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 EN 16523-1 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de).

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 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 : Filter A-(P2) type: 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

protective clothing

Environmental

Do not let product enter drains.

09

Physical and Chemical Properties

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

Solidification Point
---
Colour Intensity
---
Evaporation Rate
No data available
Decomposition Temperature
No data available
Melting Point
-24 °C
Molecular Weight
99,13 g/mol
Flammability
No data available
Ph
8,5 - 10,0 (20 °C)
Explosive Limits
---
Form
---
Odor Threshold
---
Voc Content
---
Solubility In Water
1.000 g/l (20 °C) soluble
Physical State
liquid
Upper Explosive Limit
9,5 % (V)
Metal Corrosion
---
Freezing Point
---
Flash Point
91 °C (1.013 hPa) Method: ISO 2719, Pensky-Martens closed cup
Properties Status
---
Relative Density
---
Auto Ignition Temperature
270 °C
Partition Coefficient
log Pow: -0,46 (25 °C)
Solubility In Fat
---
State Under Standard Conditions
---
Boiling Point
202 °C
Relative Evaporation Rate
---
Vapor Density
---
Vapor Pressure
0,32 hPa (20 °C)
Crystallisation Point
---
Dynamic Viscosity
1,661 mPa.s (25 °C)
Lower Explosive Limit
1,3 % (V)
Appearance
---
Cloud Point
---
Odor
amine-like
Density
1,028 g/mL (25 °C)
Colour
colourless
Kinematic Viscosity
No data available
Solubility
---
Bulk Density
---
Softening Point
---
Physical State Data
liquid
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

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

Reactivity

Forms explosive mixtures with air on intense heating. A range from approx. 15 Kelvin below the flash point is to be rated as critical.

Hazardous reactions

Risk of ignition or formation of inflammable gases or vapours with: Oxidizing agents. Violent reactions possible with: Strong acids, Strong bases, various plastics

Avoid

Strong heating.

Incompatible

Oxidizing agents, Strong acids, Strong bases, various plastics

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

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 1-Methyl-2-pyrrolidinone?

The signal word is danger.

What is the physical form of 1-Methyl-2-pyrrolidinone?

1-Methyl-2-pyrrolidinone is a liquid with colourless color. It has amine-like odor.

What is 1-Methyl-2-pyrrolidinone used for?

Laboratory chemicals, Manufacture of substances

What are the hazard statements for 1-Methyl-2-pyrrolidinone?

This substance has 4 hazard statements:

  • H315: Causes skin irritation.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.
  • H360D: May damage the unborn child.

What is the melting point of 1-Methyl-2-pyrrolidinone?

The melting point is -24 °C and the boiling point is 202 °C.