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HCID 185949Erstellt: 26. Oktober 2026

2(1H)-Quinoxalinone, 3,4-dihydro-

3,4-dihydroquinoxalin-2(1H)-one · NSC 73534 · ST5182474 · LUMAT-001 · EU-0033356 · AURORA 6866 · BAS 04379838 · AKOS BC-1152

https://huagongshe.com/de/chemical/185949

Molekülstruktur von 2(1H)-Quinoxalinone, 3,4-dihydro-

Identifikatoren & physikalische Daten

CAS No.59564-59-9
SummenformelC8H8N2O
Durchschnittliche Molmasse148,16 g/mol
Monoisotopische Masse148,06366288 g/mol
SMILESO=C1CNc2ccccc2N1
InChIKeyHYTIPJFUWHYQON-UHFFFAOYSA-N
PubChem CID185949
ChEMBLCHEMBL4583027
EC No.664-213-6
DTXSIDDTXSID50208236

Chemische & physikalische Eigenschaften

XLogP0,9
Polarare Oberfläche (TPSA)41,1
H-Brücken-Donoren2
H-Brücken-Akzeptoren2
Frei drehbare Bindungen0
Schwere Atome11
Formalladung0
Komplexität169
SpringerMaterials PropertiesChemical shift
Schmelzpunkt140-143℃
Siedepunkt370.5±31.0 °C(Predicted)
Dichte1.186±0.06 g/cm3(Predicted)
Lagerbedingungenunder inert gas (nitrogen or Argon) at 2–8 °C
pKa (Säurekonstante)13.24±0.20(Predicted)
InChIInChI=1S/C8H8N2O/c11-8-5-9-6-3-1-2-4-7(6)10-8/h1-4,9H,5H2,(H,10,11)
InChIKeyHYTIPJFUWHYQON-UHFFFAOYSA-N
SMILESN1C2=C(C=CC=C2)NCC1=O

Sicherheit & Vorschriften

GHS-EinstufungWarningH302 (97.5%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 40 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 4 (97.5%)
Zollcode2933998090
GefahrensymboleXi
GefahrenklasseIRRITANT

Anwendungen & Verwendung

Verwenden

3,4-Dihydro-1H-quinoxalin-2-one is a crucial compound that could be used as a pharmaceutical intermediate in pharmaceutical synthesis and scientific research.