1-METHYLNAPHTHALENE

CAS 90-12-0 C₁₁H₁₀ MW 142.2000 Danger
Exclamation Mark Exclamation Mark
Health Hazard Health Hazard
Environment Environment
Emergency: 911 | Poison Control: 1-800-222-1222

Hazard Statements

CodeStatementHazard Class
H227 Combustible liquid Flammable liquids
H302 Harmful if swallowed Acute toxicity, oral
H315 Causes skin irritation Skin corrosion/irritation
H319 Causes serious eye irritation Serious eye damage/eye irritation
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitization, respiratory
H335 May cause respiratory irritation Specific target organ toxicity, single exposure; Respiratory tract irritation
H401 Toxic to aquatic life Hazardous to the aquatic environment, acute hazard
H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard

Precautionary Statements

CodeStatement
P210 Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P260 Do not breathe dust/fume/gas/mist/vapors/spray.
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.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P284 [In case of inadequate ventilation] Wear respiratory protection.
P301+P317 IF SWALLOWED: Get medical help.
P302+P352 IF ON SKIN: wash with plenty of water/...
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)).
P330 Rinse mouth.
P332+P317 If skin irritation occurs: Get medical help.
P337+P317 If eye irritation persists: Get medical help.
P342+P316 If experiencing respiratory symptoms: Get emergence medical help immediately.
P362+P364 Take off contaminated clothing and wash it before reuse.
P370+P378 In case of fire: Use ... to extinguish.
P391 Collect spillage.
P403 Store in a well-ventilated place.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to ...

Physical Properties

Colorless liquid.

Boiling Point464-469°F
Flash Point180°F
Specific Gravity1.0202

Target Organs

Eyes Blood

hemolysis and eye irritation that causes cataracts

Synonyms

α-methylnaphthalene

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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