Maleic anhydride
ALDRICH/M188 - 99%
Synonym: 2,5-Furandione
CAS Number: 108-31-6
Empirical Formula (Hill Notation): C4H2O3
Molecular Weight: 98.06
EC Number: 203-571-6
MDL Number: MFCD00005518
Linear Formula: C4H2O3
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.
This image depicts SKU: M188-1KG-A
This image depicts SKU: M188-1KG-A
| assay | 99% |
| autoignition temp. | 870 °F |
| bp | 200 °C (lit.) |
| expl. lim. | 7.1 % |
| InChI | 1S/C4H2O3/c5-3-1-2-4(6)7- |
| InChI key | FPYJFEHAWHCUMM-UHFFFAOYSA |
| mp | 51-56 °C (lit.) |
| Quality Level | 200  |
| SMILES string | O=C1OC(=O)C=C1 |
| vapor density | 3.4 (vs air) |
| vapor pressure | 0.16 mmHg ( 20 °C) |
| Application: | Maleic anhydride may be used in the synthesis of unsaturated polyester resins and as a reactant in synthesizing important products such as agricultural chemicals, lubricant additives and food acidulatents. |
| General description: | The structure of maleic acid consists of four carbon molecules along with carboxylate groups on either ends, with a double bond between the central carbon atoms. The anhydride of maleic acid has five atoms in its cyclic molecule, the unsaturated bond undergoes free radical polymerization in the presence of an initiator. |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 25 g in poly bottle |
| Packaging: | 25 kg in fiber drum |
| Packaging: | 5 kg in poly drum |
| Physical form: | briquettes |
| Symbol |    GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302 - H314 - H317 - H334 - H372 |
| Precautionary statements | P260 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 22-34-42/43 |
| Safety Statements | 22-26-36/37/39-45 |
| RIDADR | UN 2215 8 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 217.4 °F |
| Flash Point(C) | 103 °C |
| Supplemental Hazard Statements | EUH071 |
| Purity | 99% |
| bp | 200 °C (lit.) |
| mp | 51-56 °C (lit.) |
| UNSPSC | 12162002 |