Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity
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5,7-Dimethoxychromen-2-one(487-06-9)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity

Product Identification

Product Name
5,7-Dimethoxychromen-2-one
Synonyms
5,7-Dimethoxy-2-benzopyrone
5,7-Dimethoxy-2H-1-benzopyran-2-one
5,7-Dimethoxychromen-2-one
5,7-Dimethoxycoumarin
Limettin
CAS
487-06-9
Formula
C11H10O4
Molecular Weight
206.2
EINECS
207-646-4
RTECS
GN6530000
RTECS Class
Mutagen
Merck
12,5517
Beilstein/Gmelin
187066
Beilstein Reference
5-18-03-00199

Physical and Chemical Properties

Solubility in water
Slightly soluble
Melting Point
146 - 149
Boiling Point
388
Vapor Pressure
3E-6 (25 C)
Heat Of Vaporization
63.7 kJ/mol
Usage
Citropten combined with tyrosin transports accelerators directly to pigment cells producing a long-lasting tan.

First Aid Measures

Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
Inhalation
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Handling and Storage

Storage
Keep tightly closed. Store in a cool dry place.

Hazards Identification

Ingestion
May be harmful if swallowed.
Inhalation
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
Skin
May cause skin irritation. May be harmful if absorbed through the skin.
Eyes
May cause eye irritation.
Hazards
Emits toxic fumes under fire conditions.

Exposure Controls/Personal Protection

Personal Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.

Fire Fighting Measures

Flash Point
176
Fire Fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide.
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