【Product Name】3,4,5-Trihydroxybenzoic acid propyl ester 没食子酸丙酯
【Synonyms】Nipagallin p；n-Propyl gallate；Progallin p
【RTECS Class】Tumorigen; Drug; Mutagen; Reproductive Effector
【EC Index Number】607-198-00-3
【EC Class】Harmful; Sensitising
Physical and Chemical Properties
【Appearance】Fine white to creamy-white crystalline powder. Odorless or with a faint odor. Slightly bitter taste.
【Solubility in water】3.5 g/L (25 C)
【Melting Point】145 - 148
【Vapor Pressure】1E-8 (25 C)
【Density】1.21 g/cm3 (20 C)
【Heat Of Vaporization】75.4 kJ/mol
【Usage】Antioxidant or synergist to retard or prevent rancidity in lard & other edible fats & oils, laboratory reagent.
【Refractive Index】1.5204 (167 C)
First Aid Measures
【Ingestion】Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【Inhalation】Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and Storage
【Storage】Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
【Inhalation】May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】May cause skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
【Eyes】May cause eye irritation.
【Ingestion】May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
【EC Risk Phrase】R 22 43
【EC Safety Phrase】S 24 37
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 protective clothing to prevent skin exposure.
【Respirators】A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
【Exposure Effects】Repeated or prolonged exposure may cause allergic reactions in sensitive individuals.
Fire Fighting Measures
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
【Fire Potential】This chemical is combustible.
Accidental Release Measures
【Small spills/leaks】Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.
Stability and Reactivity
【Stability】Stable under normal temperatures and pressures.
【Incompatibilities】Strong bases, strong oxidizing agents, strong reducing agents, strong acids.
【Decomposition】Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
【HS Code】2918 29 50