| Product Identification | Back to Contents | 【Product Name】
Levulic acid | 【Synonyms】
4-Ketovaleric acid
4-Oxovaleric acid
Laevulinic acid
Levulic acid
Levulinic acid | 【CAS】
123-76-2 | 【Formula】
C5H8O3 | 【Molecular Weight】
116.12 | 【EINECS】
204-649-2 | 【RTECS】
OI1575000 | 【RTECS Class】
Primary Irritant | 【Merck】
13,5492 | 【Beilstein/Gmelin】
506796 | 【Beilstein Reference】
4-03-00-01560 | 【EC Class】
harmful, irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Colorless to light yellow solid. | 【Solubility in water】
Very soluble | 【Melting Point】
26 - 29 | 【Boiling Point】
245 | 【Vapor Pressure】
0.011 (25 C) | 【Density】
1.14 g/cm3 | 【pKa/pKb】
4.78 (pKa) | 【Partition Coefficient】
-.49 | 【Heat Of Vaporization】
52.9 kJ/mol | 【Heat Of Combustion】
-2417 kJ/mol | 【Usage】
Substance is used in organic syntheses. | 【Vapor Density】
4 | 【Refractive Index】
1.4394 (15.8 C) |
| First Aid Measures | Back to Contents | 【Ingestion】
Never give anything by mouth to an unconscious person. Get medical aid immediately. 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 breathing is difficult, give oxygen. Get medical aid. Do not use mouth-to-mouth respiration if victim ingested or inhaled the substance; induce artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. | 【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】
Immediately 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 | Back to Contents | 【Storage】
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from light. | 【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. Store protected from light. |
| Hazards Identification | Back to Contents | 【Inhalation】
Causes respiratory tract irritation. Can produce delayed pulmonary edema. | 【Skin】
Causes moderate skin irritation. | 【Eyes】
Causes eye irritation. May cause chemical conjunctivitis. | 【Ingestion】
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed. | 【Hazards】
Contact with metals may evolve flammable hydrogen gas. | 【EC Risk Phrase】
R 22 36/38 | 【EC Safety Phrase】
S 26 36/37/39 | 【UN (DOT)】
3261 |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles 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】
Effects may be delayed. | 【Poison Class】
- |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
137 | 【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. To extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam. | 【Upper exp. limit】
10.6 | 【Lower exp. limit】
1.8 | 【Fire Potential】
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
4 | 【Incompatibilities】
Oxidizing agents, reducing agents, bases, direct light. | 【Stability】
Stable at room temperature in closed containers under normal storage and handling conditions. May decompose when exposed to light. | 【Decomposition】
Carbon monoxide, carbon dioxide. | 【Combustion Products】
Fire may produce irritating, corrosive and/or toxic gases. |
|
| Company Name: |
J & K SCIENTIFIC LTD. |
| Tel: |
18210857532; 18210857532 |
| Fax: |
86-10-82849933 |
| WebSite: |
https://www.jkchemical.com |
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
|