HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 88558Erstellt: 27. Oktober 2026
Ethyl-4-methyloxazol-5-carboxylat
EINECS 243-848-9 · 4-methyl-1,3-oxazole-5-carboxylate · ethyl 4-methyloxazole-5-carboxylate · 5-(Ethoxycarbonyl)-4-methyl-1,3-oxazole · ETHYL 4-METHYL-1,3-OXAZOLE-5-CARBOXYLATE · Ethyl 4-Methyloxazole-5-carboxylate, 97+% · 4-METHYL-OXAZOLE-5-CARBOXYLIC ACID ETHYL ESTER · 5-Oxazolecarboxylic acid, 4-methyl-, ethyl ester
https://huagongshe.com/de/chemical/88558
Identifikatoren & physikalische Daten
| CAS No. | 20485-39-6 |
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| Summenformel | C7H9NO3 |
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| Durchschnittliche Molmasse | 155,15 g/mol |
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| Monoisotopische Masse | 155,05824315 g/mol |
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| SMILES | CCOC(=O)c1ocnc1C |
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| InChIKey | XNMORZSEENWFLI-UHFFFAOYSA-N |
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| PubChem CID | 88558 |
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| EC No. | 243-848-9 |
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| DTXSID | DTXSID40174451 |
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| Lokaler Name | Ethyl-4-methyloxazol-5-carboxylat |
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Chemische & physikalische Eigenschaften
| XLogP | 1,3 |
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| Polarare Oberfläche (TPSA) | 52,3 |
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| H-Brücken-Donoren | 0 |
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| H-Brücken-Akzeptoren | 4 |
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| Frei drehbare Bindungen | 3 |
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| Schwere Atome | 11 |
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| Formalladung | 0 |
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| Komplexität | 149 |
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| Schmelzpunkt | 38 °C |
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| Siedepunkt | 62°C/1.5mmHg(lit.) |
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| Dichte | 1.139±0.06 g/cm3(Predicted) |
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| Brechungsindex | 1.4680 to 1.4720 |
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| Lagerbedingungen | 2-8°C |
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| Aggregatzustand | clear liquid |
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| pKa (Säurekonstante) | -0.80±0.14(Predicted) |
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| Farbe | Colorless to Light orange to Yellow |
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| CAS Datenbank | 20485-39-6 |
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Sicherheit & Vorschriften
| GHS-Einstufung | WarningH315 (66.7%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (66.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract 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 3 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. |
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| Regulatorische Informationen | Status: Active Update: 06-09-2019 https://echa.europa.eu/registration-dossier/-/registered-dossier/29748 |
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| Hazard Classes and Categories | Skin Irrit. 2 (66.7%)Eye Irrit. 2A (100%)STOT SE 3 (66.7%) |
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| Zollcode | 2934999090 |
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| Gefahrensymbole | Xi |
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| hazard_note | Irritant |
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