HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Methylbernsteinsureanhydrid
3-Methyldihydrofuran-2,5-dione · 2,5-Furandione, dihydro-3-methyl- · 3-methyloxolane-2,5-dione · Nsc65437 · Succinic anhydr · PYROTARTARIC ANHYDRIDE · Sacubitrilat impurity 32 · Methylsuccinic anhydride
Identifikatoren & physikalische Daten
| CAS No. | 4100-80-5 |
|---|---|
| Summenformel | C5H6O3 |
| Durchschnittliche Molmasse | 114,1 g/mol |
| Monoisotopische Masse | 114,03169405 g/mol |
| SMILES | CC1CC(=O)OC1=O |
| InChIKey | DFATXMYLKPCSCX-UHFFFAOYSA-N |
| PubChem CID | 20051 |
| ChEBI | CHEBI:87587 |
| EC No. | 223-870-5 |
| DTXSID | DTXSID10871900 |
| Lokaler Name | Methylbernsteinsureanhydrid |
Chemische & physikalische Eigenschaften
| XLogP | 0,1 |
|---|---|
| Polarare Oberfläche (TPSA) | 43,4 |
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 3 |
| Frei drehbare Bindungen | 0 |
| Schwere Atome | 8 |
| Formalladung | 0 |
| Komplexität | 139 |
| Schmelzpunkt | 33-35 °C (lit.) |
| Siedepunkt | 238-240 °C (lit.) |
| Dichte | 1.22 g/mL at 25 °C (lit.) |
| Brechungsindex | 1.4630 (estimate) |
| Flammpunkt | >230 °F |
| Lagerbedingungen | Keep in dark place,Sealed in dry,Room Temperature |
| Aggregatzustand | solid |
| Farbe | Off-white |
| InChI | InChI=1S/C5H6O3/c1-3-2-4(6)8-5(3)7/h3H,2H2,1H3 |
| InChIKey | DFATXMYLKPCSCX-UHFFFAOYSA-N |
| SMILES | O1C(=O)CC(C)C1=O |
| LogP (Verteilungskoeffizient) | -0.354 (est) |
| EPA chemische Informationen | 2,5-Furandione, dihydro-3-methyl- (4100-80-5) |
Sicherheit & Vorschriften
| GHS-Einstufung | WarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 41 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| Hazard Classes and Categories | Skin Irrit. 2 (100%) |
| Wassergefährdungsklasse (WGK) | 3 |
| TSCA-Inventar-Status | TSCA listed |
| Zollcode | 2932190090 |
| R-Sätze (R) | 36/37/38 |
| Gefahrensymbole | Xi |
| Sicherheitshinweise (S) | 26-37/39 |
| Lagerklasse | 11 - Combustible Solids |
| Gefahrenklasse | Eye Irrit. 2Skin Irrit. 2STOT SE 3 |
Anwendungen & Verwendung
Verwenden
2-Methylsuccinic Anhydride is reported to be a pollutant which occurs as partially oxidized organic component in urban aerosol.