| Product Identification | Back to Contents | 【Product Name】
Methylenebutanedioic acid | 【Synonyms】
1-Propene-2,3-dicarboxylic acid
2-Methylenebutanedioic acid
Methylenebutanedioic acid
Methylenesuccinic acid
Propylenedicarboxylic acid | 【CAS】
97-65-4 | 【Formula】
C5H6O4 | 【Molecular Weight】
130.1 | 【EINECS】
202-599-6 | 【Merck】
13,5264 | 【Beilstein/Gmelin】
1759501 | 【Beilstein Reference】
4-02-00-02228 | 【EC Class】
irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
WHite, fine crystalline powder. | 【Solubility in water】
95 g/L | 【Melting Point】
162 - 167 | 【Boiling Point】
381 | 【Vapor Pressure】
7E-7 (25 C) | 【Density】
1.573 g/cm3 | 【pKa/pKb】
3.59 (pKa) | 【Partition Coefficient】
.38 | 【Heat Of Vaporization】
69.1 kJ/mol | 【Heat Of Combustion】
-1992 kJ/mol | 【Usage】
Copolymerizations, resins, plasticizers, lube oil additives, intermediate. |
| First Aid Measures | Back to Contents | 【Ingestion】
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately. | 【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. 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 immediately. |
| Handling and Storage | Back to Contents | 【Storage】
Keep container closed when not in use. 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 only in a well ventilated area. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Inhalation】
May cause respiratory tract irritation. | 【Skin】
May cause skin irritation. | 【Eyes】
May cause eye irritation. | 【Ingestion】
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. | 【EC Risk Phrase】
R 36/37/38 | 【EC Safety Phrase】
S 26 36 |
| 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】
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. | 【Exposure Effects】
The toxological properties of this substance have not been fully investigated. | 【Poison Class】
3 |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
199 | 【Autoignition】
430 | 【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. | 【Upper exp. limit】
14.4 | 【Lower exp. limit】
2.1 |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
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 | Back to Contents | 【Disposal Code】
4 | 【Incompatibilities】
Oxidizing agents, reducing agents, bases. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide. |
|
| Company Name: |
J & K SCIENTIFIC LTD. |
| Tel: |
010-82848833 400-666-7788 |
| Fax: |
86-10-82849933 |
| WebSite: |
http://www.jkchemical.com |
| Company Name: |
HanerChem |
| Tel: |
020-82488509,13928734585 |
| Fax: |
020-82488520 |
| WebSite: |
www.hanerchem.com |
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
|