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) |
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 |
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 |
Raw Materials | Itaconic Acid |
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 |
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%. |