Dimethoxymethane

SynQuest Laboratories, Inc

Revision date : 2026-07-30

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GHS02 GHS07
Health risk rating 2
Safety risk rating 3
Environmental risk rating 1

General Information

Version

1.1

Revision date

2026-07-30

Product name

Dimethoxymethane

Substance name

Dimethoxymethane

Product Synonyms

Formaldehyde dimethyl acetal, Methylal

CAS No.

109-87-5

supplier name

SynQuest Laboratories, Inc

Icons in SDS

GHS02 GHS07 M004 M009 M010 M013 T017

Company Information

company name

SynQuest Laboratories, Inc

e-mail address of the competent person responsible for the Safety Data Sheet

info@synquestlabs.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H225, H315, H319, H335

Hazard statements

Code

Statements

H225

Highly Flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

Classification of the substance or mixture GHS US classification Flammable liquids, Category 2 H225 Highly flammable liquid and vapor. Skin corrosion/irritation, Category 2 H315 Causes skin irritation. Serious eye damage/eye irritation, Category 2A H319 Causes serious eye irritation. Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation. Respiratory tract irritation Full text of H statements : see section 16

2.2 Label elements

GHS US labeling

Signal word

Danger

Hazard statements

H225 - Highly flammable liquid and vapor H315 - Causes skin irritation H319 - Causes serious eye irritation H335 - May cause respiratory 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/Bond container and receiving equipment. P241 - Use explosion-proof equipment. P242 - Use non-sparking tools. P243 - Take action to prevent static discharges. P261 - Avoid breathing fumes, mist, spray, vapors. P264 - Wash hands, forearms and face thoroughly after handling. P271 - Use only outdoors or in a well-ventilated area. P280 - Wear protective gloves. P302+P352 - If on skin: Wash with plenty of soap and water P303+P361+P353 - If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. P304+P340 - If inhaled: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 - If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P312 - Call a POISON CENTER or doctor/physician if you feel unwell P321 - Specific treatment (see supplemental first aid instruction on this label). P332+P313 - If skin irritation occurs: Get medical advice or attention. P337+P313 - If eye irritation persists: Get medical advice or attention. P362+P364 - Take off contaminated clothing and wash it before reuse. P370+P378 - In case of fire: Use appropriate media to extinguish. P403+P233 - Store in a well-ventilated place. Keep container tightly closed. P403+P235 - Store in a well-ventilated place. Keep cool. P405 - Store locked up. P501 - Dispose of contents and/or container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulations. 2.3. Hazards associated with known or reasonably anticipated uses No additional information available

2.3 Other hazards

No additional information available 2.5. Unknown acute toxicity No additional information available

2.1 Classification of the substance or mixture

GHS US classification Flammable liquids, Category 2 H225 Highly flammable liquid and vapor. Skin corrosion/irritation, Category 2 H315 Causes skin irritation. Serious eye damage/eye irritation, Category 2A H319 Causes serious eye irritation. Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation. Respiratory tract irritation Full text of H statements : see section 16

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