A toxic crystalline alkaloid from the root of Sinomenium acutum, structurally related to thebaine.
Registry Numbers and Inventories.
45 46 23/24/25 36/37/38
53 22 26 36/37/39 45
Melting point, °C
219 - 221
Boiling point, °C
Vapor pressure, mmHg
3E-11 (25 C)
Solubility in water
Heat of vaporization
Hazards and Protection.
Keep tightly closed. Store in a cool dry place.
Compatible chemical-resistant gloves. Chemical safety goggles.
Government approved respirator.
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.
Strong oxidizing agents.
Carbon monoxide, Carbon dioxide, Nitrogen oxides, Hydrogen chloride gas, Phosgene gas.
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.
Emits toxic fumes under fire conditions.
May cause cancer. May cause heritable genetic damage. Toxic by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system and skin. Target organ(s): Liver. Kidneys.
Material is irritating to mucous membranes and upper respiratory tract.
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
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.