Product Identification
【Product Name】3,4-Dihydro-7-methoxy-2(1H)-naphthalenone 7-甲氧基-2-萘满酮
【Synonyms】7-Methoxy-3,4-dihydro-1H-naphthalen-2-one
【CAS】4133-34-0
【Formula】C11H12O2
【Molecular Weight】176.21
【EINECS】223-954-1
【Beilstein/Gmelin】1953198
【Beilstein Reference】4-08-00-00907

Physical and Chemical Properties
【Appearance】White to off-white liquid.
【Solubility in water】Slightly soluble
【Melting Point】27 - 28
【Boiling Point】307
【Vapor Pressure】0.0008 (25 C)
【Density】1.13 g/cm3
【Partition Coefficient】1.64
【Heat Of Vaporization】54.7 kJ/mol
【Refractive Index】1.5589 (24 C)

First Aid Measures
【Ingestion】If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
【Inhalation】Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Handling and Storage
【Storage】Store in a cool, dry place. Store in a tightly closed container. Refrigerator (approx 4 C).
【Handling】Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification
【Ingestion】No information found.
【Inhalation】May cause respiratory tract irritation.
【Skin】May cause skin irritation.
【Eyes】May cause eye irritation.

Exposure Controls/Personal Protection
【Personal Protection】Eyes: Wear appropriate protective eyeglasses or chemical safety ggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate gloves to prevent skin exposure.
【Respirators】Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Fire Fighting Measures
【Flash Point】150
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures
【Small spills/leaks】Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity
【Stability】Stable under normal temperatures and pressures.
【Incompatibilities】Strong oxidizing agents.
【Decomposition】Carbon monoxide, carbon dioxide.