2170-03-8
Itaconic Anhydride
CAS: 2170-03-8
Molecular Formula: C5H4O3
2170-03-8 - Names and Identifiers
| Name | Itaconic Anhydride |
| Synonyms | ITACONIC ANHYDIDE ITACONIC ANHYDRIDE Itaconic Anhydride 2-Methylenesuccinic anhydride Methylenesuccinic acid anhydride 2-Methylenebutanedioic anhydride 3-methylidenedihydrofuran-2,5-dione Itaconic anhydride(2-Methylenesuccinic anhydride) 3,4-Dihydro-3-methylene-2,5-furandioneMethylenesuccinic Anhydride |
| CAS | 2170-03-8 |
| EINECS | 218-518-2 |
| InChI | InChI=1/C10H10O7/c1-5(3-7(11)12)9(15)17-10(16)6(2)4-8(13)14/h1-4H2,(H,11,12)(H,13,14) |
2170-03-8 - Physico-chemical Properties
| Molecular Formula | C5H4O3 |
| Molar Mass | 112.08 |
| Density | 1.2600 |
| Melting Point | 66-68 °C (lit.) |
| Boling Point | 114-115 °C/12 mmHg (lit.) |
| Flash Point | 114-115°C/12mm |
| Water Solubility | Hydrolyzes in water. |
| Appearance | Crystalline Powder |
| Color | White to cream |
| BRN | 2212 |
| Storage Condition | Store below +30°C. |
| Sensitive | Moisture Sensitive |
| Refractive Index | 1.5130 (estimate) |
| MDL | MFCD00005530 |
| Physical and Chemical Properties | Colorless crystals. Melting point 70-72 °c, boiling point 114-115 °c (1.6kPa). Soluble in water, alcohol and decomposition, slightly soluble in benzene, ether, chloroform. Easy hygroscopic deliquescence. |
| Use | Widely used in metal adhesion promoter, synthetic resin improver, esterifying agent, anti-discoloration agent, herbicide, insecticide and so on |
2170-03-8 - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 3-10-21 |
| TSCA | Yes |
| HS Code | 2917 19 80 |
2170-03-8 - Upstream Downstream Industry
| Raw Materials | Itaconic Acid |
2170-03-8 - Reference
| Reference Show more | 1. [IF=9.229] Junwen Deng et al."Metal Cation-Responsive and Excitation-Dependent Nontraditional Multicolor Fluorescent Hydrogels for Multidimensional Information Encryption."Acs Appl Mater Inter. 2021;13(33):39967–39975 |
2170-03-8 - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | widely used in metal bonding accelerators, synthetic resin improvers, esterifying agents, anti-changing agents, herbicides, pesticides, etc. |
| production method | 200g(0.95mol) of citric acid monohydrate is heated and melted, and arranged in a distillation unit for rapid distillation (to avoid overheating). the distillate contains water and itaconic anhydride. after stratification, the lower layer is taken to obtain 40-50g of product with a yield of 37-47%. |
Last Update：2024-04-10 22:29:15
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Raw Materials for 2170-03-8