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Safety Data Sheet EN

tert-Butyl methyl ether

CAS 1634-04-4

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
tert-Butyl methyl ether
Product Code
306975

Regulatory Identifiers

CAS Number
1634-04-4 Check regulations →
REACH No.
01-2119452786-27-XXXX

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. 2 H225
Skin Irrit. Cat. 2

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

Hazard Statements

H225 Highly flammable liquid and vapor.
H315 Causes skin irritation.

Precautionary Statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
P241 Use explosion-proof electrical/ ventilating/ lighting/ equipment.
P242 Use non-sparking tools.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
tert-butyl methyl ether EC: 216-653-1 1634-04-4 100% Yes

Notes

For the full text of the H-Statements mentioned in this Section, see Section 16.

04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

After inhalation: fresh air.

Skin contact

In case of skin contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower.

Eye contact

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

Ingestion

Keep airways free. Call a physician immediately.

Symptoms: caution if victim vomits. 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

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

Hands

Splash contact: Material: Nitrile rubber, Minimum layer thickness: 0,4 mm, Break through time: 120 min. Material tested: Camatril (KCL 730 / Aldrich Z677442, Size M).

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. Recommendations on filtering respiratory protection are based on standards: DIN EN 143, DIN 14387. Recommended Filter type: Filter type AX.

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

Evaporation Rate
---
Softening Point
---
Lower Explosive Limit
1,6 %(V)
Vapor Pressure
330 hPa at 25 C - OECD Test Guideline 104
Solubility
---
Upper Explosive Limit
8,5 %(V)
Solubility In Water
42 g/l at 20 C - OECD Test Guideline 105
Form
---
Metal Corrosion
---
Density
0,74 g/cm3 at 25 C - lit.
Explosive Limits
---
Vapor Density
---
Molecular Weight
---
Relative Density
0,74 at 20 C
Solubility In Fat
---
Ph
No data available
State Under Standard Conditions
---
Properties Status
---
Boiling Point
55 - 56 C - lit.
Physical State
liquid
Auto Ignition Temperature
460 C at 1013,0 hPa - DIN 51794
Decomposition Temperature
Distillable in an undecomposed state at normal pressure.
Odor Threshold
---
Voc Content
---
Appearance
---
Odor
characteristic
Dynamic Viscosity
0,36 mPa.s at 20 C
Colour
colorless
Flash Point
-28 C - closed cup
Solidification Point
---
Bulk Density
---
Physical State Data
liquid
Partition Coefficient
log Pow: 1,06 at 20 C - OECD Test Guideline 107 Bioaccumulation is not expected.
Relative Evaporation Rate
---
Cloud Point
---
Kinematic Viscosity
0,409 mm2/s at 40 C - OECD Test Guideline 1140,464 mm2/s at 20 C - OECD Test Guideline 114
Crystallisation Point
---
Flammability
No data available
Melting Point
-108,6 C at 1.013 hPa
Colour Intensity
---
Freezing Point
-108,6 C at 1.013 hPa
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
2398
Shipping Name
METHYL tert-BUTYL ETHER
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.

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Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for tert-Butyl methyl ether?

The signal word is danger.

What is the physical form of tert-Butyl methyl ether?

tert-Butyl methyl ether is a liquid with colorless color. It has characteristic odor.

What is tert-Butyl methyl ether used for?

Laboratory chemicals, Manufacture of substances

What are the hazard statements for tert-Butyl methyl ether?

This substance has 2 hazard statements:

  • H225: Highly flammable liquid and vapor.
  • H315: Causes skin irritation.

What is the melting point of tert-Butyl methyl ether?

The melting point is -108,6 C at 1.013 hPa and the boiling point is 55 - 56 C - lit..