Methane, dimethoxy-

CAS 109-87-5 C₃H₈O₂ MW 76.1000 Danger
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Hazard Statements

CodeStatementHazard Class
H225 Highly Flammable liquid and vapor Flammable liquids
H315 Causes skin irritation Skin corrosion/irritation
H319 Causes serious eye irritation Serious eye damage/eye irritation
H335 May cause respiratory irritation Specific target organ toxicity, single exposure; Respiratory tract irritation
H336 May cause drowsiness or dizziness Specific target organ toxicity, single exposure; Narcotic effects

Precautionary Statements

CodeStatement
P210 Keep away from heat, hot surface, 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 [electrical/ventilating/lighting/.../] equipment.
P242 Use only non-sparking tools.
P243 Take precautionary measures against static discharge.
P261 Avoid breathing dust/fume/gas/mist/vapors/spray.
P264 Wash hands [and ...] thoroughly after handling.
P264+P265 Wash hands [and ...] thoroughly after handling. Do not touch eyes.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P302+P352 IF ON SKIN: wash with plenty of water/...
P303+P361+P353 IF ON SKIN (or hair): Take off Immediately all contaminated clothing. Rinse SKIN with water [or 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.
P319 Get medical help if you feel unwell.
P321 Specific treatment (see information on this label and safety datasheet)).
P332+P317 If skin irritation occurs: Get medical help.
P337+P317 If eye irritation persists: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P370+P378 In case of fire: Use ... 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/container to ...

Exposure Limits

OSHA PEL1000 ppm
NIOSH REL1000 ppm
NIOSH IDLH2200 ppm
Skin NotationYes — can be absorbed through skin

Physical Properties

Colorless liquid with a chloroform-like odor.

Boiling Point111°F
Flash Point-26°F (open cup)
Vapor Pressure330 mmHg
Specific Gravity0.86

NFPA 704 Diamond

3
1
1
Health Fire Reactivity

Synonyms

dimethoxymethane; formaldehyde dimethylacetal; methoxymethyl methyl ether; methylene dimethyl ether

Data Sources

Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.

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