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Safety Data Sheet EN

Dimethoxymethane

CAS 109-87-5
EC 203-714-2

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Dimethoxymethane
Product Code
115560000; 115560010; 115560025; 115560050; 115560250
Chemical Name
Dimethoxymethane
Synonyms
Methylal; Formaldehyde dimethyl acetal; Formal

Regulatory Identifiers

CAS Number
109-87-5 Check regulations →
EC Number
203-714-2 Check regulations →
REACH No.
01-2119664781-31

Identified Uses

Laboratory chemicals.

Uses advised against

No Information available

Manufacturers & Suppliers

T

Thermo Fisher Scientific

manufacturer

Janssen Pharmaceuticalaan 3a, 2440 Geel, Belgium

F

Fisher Scientific UK

distributor

Bishop Meadow Road, Loughborough, Leicestershire LE11 5RG, United Kingdom

F

Fisher Scientific AG

distributor

Neuhofstrasse 11, CH 4153 Reinach

+41 (0) 56 618 41 11

Emergency Contacts

Thermo Fisher Scientific

001-800-227-6701

Thermo Fisher Scientific

+32 14 57 52 11

Thermo Fisher Scientific

001-201-796-7100

Thermo Fisher Scientific

+32 14 57 52 99

CHEMTREC

001-800-424-9300

CHEMTREC

001-703-527-3887

Tox Info Suisse

145

24hr

Tox Info Suisse

+41-44 251 51 51

Chemtrec

0800 564 402

24h

Chemtrec

+41-43 508 20 11

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Flammable liquids Cat. 2 H225

GHS Pictograms

GHS02 - Flammable

GHS02

Hazard Statements

H225 Highly flammable liquid and vapor

Precautionary Statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking
P240 Ground and bond container and receiving equipment
P403 + P233 Store in a well-ventilated place. Keep container tightly closed

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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
Methane, dimethoxy- EC: 203-714-2 109-87-5 --- Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Remove from exposure, lie down. Remove to fresh air. If breathing is difficult, give oxygen. If not breathing, give artificial respiration.

Symptoms: Difficulty in breathing. Inhalation of high vapor concentrations may cause symptoms like headache, dizziness, tiredness, nausea and vomiting

Skin contact

Wash off immediately with soap and plenty of water while removing all contaminated clothes and shoes.

Eye contact

Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes.

Ingestion

Clean mouth with water.

Immediate Medical Attention

Get medical attention.

Medical Treatment

Treat symptomatically.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Carbon dioxide (CO₂). Dry chemical. Water mist may be used to cool closed containers. Chemical foam.

Unsuitable media

Water may be ineffective.

Specific hazards

Flammable. Vapors may travel to source of ignition and flash back. Containers may explode when heated. Vapors may form explosive mixtures with air.

Firefighter Protection

As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Environmental

See Section 12 for additional Ecological Information. Do not let this chemical enter the environment.

Cleanup methods

Soak up with inert absorbent material. Keep in suitable, closed containers for disposal. Use spark-proof tools and explosion-proof equipment.

Materials: inert absorbent material (e.g. sand, silica gel, acid binder, universal binder, sawdust)

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Avoid contact with skin and eyes. Do not breathe mist/vapors/spray. Take precautionary measures against static discharges. Do not ingest. If swallowed then seek immediate medical assistance. Use spark-proof tools and explosion-proof equipment. Use only non-sparking tools. Contents may develop pressure upon prolonged storage. Keep away from open flames, hot surfaces and sources of ignition. To avoid ignition of vapors by static electricity discharge, all metal parts of the equipment must be grounded.

Storage

Keep in a dry, cool and well-ventilated place. Keep container tightly closed. Keep away from heat, sparks and flame. Protect from direct sunlight. Flammables area.

Hygiene

Handle in accordance with good industrial hygiene and safety practice. Keep away from food, drink and animal feeding stuffs. Do not eat, drink or smoke when using this product. Remove and wash contaminated clothing and gloves, including the inside, before re-use. Wash hands before breaks and after work.

Fire prevention

Keep away from open flames, hot surfaces and sources of ignition. Use spark-proof tools and explosion-proof equipment. Use only non-sparking tools. To avoid ignition of vapors by static electricity discharge, all metal parts of the equipment must be grounded.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Engineering

Use explosion-proof electrical/ventilating/lighting/equipment. Ensure that eyewash stations and safety showers are close to the workstation location. Ensure adequate ventilation, especially in confined areas. Wherever possible, engineering control measures such as the isolation or enclosure of the process, the introduction of process or equipment changes to minimise release or contact, and the use of properly designed ventilation systems, should be adopted to control hazardous materials at source

Hands

Protective gloves. Glove material: Viton (R). Breakthrough time: See manufacturers recommendations. EU standard: EN 374. Glove comments: (minimum requirement). Inspect gloves before use. observe the instructions regarding permeability and breakthrough time which are provided by the supplier of the gloves. (Refer to manufacturer/supplier for information) gloves are suitable for the task: Chemical compatibility, Dexterity, Operational conditions, User susceptibility, e.g. sensitisation effects, also take into consideration the specific local conditions under which the product is used, such as the danger of cuts, abrasion. gloves with care avoiding skin contamination.

Eyes

Wear safety glasses with side shields (or goggles) (European standard - EN 166)

Respiratory

No protective equipment is needed under normal use conditions. Large scale/emergency use: Use a NIOSH/MSHA or European Standard EN 136 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Small scale/Laboratory use: Maintain adequate ventilation

Skin/Body

Wear appropriate protective gloves and clothing to prevent skin exposure.

Environmental

No information available.

09

Physical and Chemical Properties

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

Explosive Limits
---
Physical State Data
liquid
Boiling Point
41 - 42 °C / 105.8 - 107.6 °F
Kinematic Viscosity
---
Upper Explosive Limit
17.6 Vol%
Physical State
Liquid
Evaporation Rate
---
Relative Density
---
Solidification Point
---
Appearance
Colorless
Metal Corrosion
---
Melting Point
-105 °C / -157 °F
Partition Coefficient
0
Lower Explosive Limit
1.6 Vol%
Relative Evaporation Rate
---
Form
---
State Under Standard Conditions
---
Decomposition Temperature
---
Vapor Pressure
---
Dynamic Viscosity
3.25 mPa.s (20°C)
Softening Point
---
Ph
---
Flash Point
-18 °C / -0.4 °F
Freezing Point
---
Auto Ignition Temperature
237 °C / 458.6 °F
Flammability
---
Odor
sweet
Density
0.860
Properties Status
---
Crystallisation Point
---
Odor Threshold
No data available
Molecular Weight
76.09
Solubility
---
Bulk Density
---
Colour Intensity
---
Colour
---
Vapor Density
---
Voc Content
---
Solubility In Water
Soluble
Cloud Point
---
Solubility In Fat
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

Stable under normal conditions.

Reactivity

None known, based on information available

Hazardous reactions

Hazardous polymerization does not occur. No information available.

Avoid

Keep away from open flames, hot surfaces and sources of ignition. Excess heat. Incompatible products.

Incompatible

Acids. Peroxides. oxygen. Oxidizing agent.

Decomposition

Carbon monoxide (CO). Carbon dioxide (CO₂). Formaldehyde.

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
UN1234
Shipping Name
METHYLAL
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 other names is Dimethoxymethane known by?

Dimethoxymethane is also known as: Methylal; Formaldehyde dimethyl acetal; Formal

What is the hazard signal word for Dimethoxymethane?

The signal word is danger.

What is the physical form of Dimethoxymethane?

Dimethoxymethane is a liquid appearing as colorless . It has sweet odor.

What is Dimethoxymethane used for?

Laboratory chemicals.

What are the hazard statements for Dimethoxymethane?

This substance has 1 hazard statement:

  • H225: Highly flammable liquid and vapor

What is the melting point of Dimethoxymethane?

The melting point is -105 °C / -157 °F and the boiling point is 41 - 42 °C / 105.8 - 107.6 °F.