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Diphenylmethan-2,4'-diisocyanat
Diphenylmethane-2,4’-diisocyanate · 2,4'-diphenylmethane diisocyanate · 2,4'-Methylenediphenyl Diisocyanate · 1-isocyanato-2-(4-isocyanatobenzyl)benzene · 24MDI · Ccris 8159 · Einecs 227-534-9 · 2,4'-Diphenylmethanediisocyante
Identifikatoren & physikalische Daten
| CAS No. | 39420-98-9 |
|---|---|
| Summenformel | C15H10N2O2 |
| Durchschnittliche Molmasse | 250,25 g/mol |
| Monoisotopische Masse | 250,07422756 g/mol |
| SMILES | O=C=Nc1ccc(Cc2ccccc2N=C=O)cc1 |
| InChIKey | LFSYUSUFCBOHGU-UHFFFAOYSA-N |
| PubChem CID | 62593 |
| EC No. | 227-534-9 |
| DTXSID | DTXSID9027607 |
| Lokaler Name | Diphenylmethan-2,4'-diisocyanat |
Chemische & physikalische Eigenschaften
| XLogP | 5,4 |
|---|---|
| Polarare Oberfläche (TPSA) | 58,9 |
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 4 |
| Frei drehbare Bindungen | 4 |
| Schwere Atome | 19 |
| Formalladung | 0 |
| Komplexität | 376 |
| SpringerMaterials Properties | Boiling point |
| Physical Description | Liquid |
| Schmelzpunkt | 36-40 °C(lit.) |
| Siedepunkt | 376.3±35.0 °C(Predicted) |
| Dichte | 1.13±0.1 g/cm3(Predicted) |
| Dampfdruck | 0.001Pa at 20℃ |
| Flammpunkt | 110 °C |
| Lagerbedingungen | -20°C Freezer, Under inert atmosphere |
| Löslichkeit | Chloroform (Slightly), Methanol (Slightly)30μg/L at 22℃ |
| Aggregatzustand | Solid |
| Farbe | White to Pale Beige |
| Stabilität | Moisture Sensitive |
| EPA chemische Informationen | Diphenylmethane-2,4'-diisocyanate (5873-54-1) |
Sicherheit & Vorschriften
| GHS-Einstufung | DangerH315: Causes skin irritation [Warning Skin corrosion/irritation]P203, P233, P260, P261, P264, P264+P265, P271, P272, P280, P284, P302+P352, P304+P340, P305+P351+P338, P317, P318, P319, P321, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P403, P403+P233, P405, and P501 (click each P-code to see the statement)This chemical does not meet GHS hazard criteria for < 0.1% (1 of 1130) of reports.H315 (> 99.9%): Causes skin irritation [Warning Skin corrosion/irritation] |
|---|---|
| Regulatorische Informationen | Chemical: Benzene, 1-isocyanato-2-[(4-isocyanatophenyl)methyl]-Hazard Traits - Respiratory ToxicityBenzene, 1-isocyanato-2-[(4-isocyanatophenyl)methyl]- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Benzene, 1-isocyanato-2-[(4-isocyanatophenyl)methyl]- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 24-02-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/13684Restricted substance: 2,4â-Methylenediphenyl diisocyanateBenzene, 1-isocyanato-2-(4-isocyanatophenyl)methyl-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right. |
| Weitere Sicherheitsinformationen | IMAP assessments - Benzene, 1-isocyanato-2-[(4-isocyanatophenyl)methyl]-: Environment tier I assessment |
| Hazard Classes and Categories | Skin Irrit. 2 (> 99.9%)Acute toxicity - category 2Respiratory sensitization - Category 1Carc. 2 |
| TSCA-Inventar-Status | TSCA listed |
| R-Sätze (R) | 20/21/22-36/37/38 |
| Gefahrensymbole | Xn |
| Sicherheitshinweise (S) | 26-36 |
Anwendungen & Verwendung
Verwenden
2 4''-Methylenebis(phenyl Isocyanate) is a research reagent used for studies on emission behavior of reactive polyurethane hotmelt adhesives.