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HCID 23686Erstellt: 26. Oktober 2026

2-Methylchinoxalin

2-Methylchinoxalin · 2-METHYLQUINOXALINE · 2-methyl-quinoxalin · 3-Methylquinoxaline · 2-Methylbenzopyrazine · Quinoxaline,2-methyl- · 2-Methylquinoxaline>2-Methylquinoxaline,~96% · 2-METHYLQUINOXALINE 97+%

https://huagongshe.com/de/chemical/23686

Molekülstruktur von 2-Methylchinoxalin

Identifikatoren & physikalische Daten

CAS No.7251-61-8
SummenformelC9H8N2
Durchschnittliche Molmasse144,17 g/mol
Monoisotopische Masse144,06874826 g/mol
SMILESCc1cnc2ccccc2n1
InChIKeyALHUXMDEZNLFTA-UHFFFAOYSA-N
PubChem CID23686
ChEMBLCHEMBL3287983
ChEBICHEBI:132812
EC No.230-664-9
DTXSIDDTXSID50222831
Lokaler Name2-Methylchinoxalin

Chemische & physikalische Eigenschaften

XLogP1,6
Polarare Oberfläche (TPSA)25,8
H-Brücken-Donoren0
H-Brücken-Akzeptoren2
Frei drehbare Bindungen0
Schwere Atome11
Formalladung0
Komplexität136
SpringerMaterials Properties15N nuclear magnetic resonance spectrum
LogP (Verteilungskoeffizient)1.61
Schmelzpunkt180.5°C
Siedepunkt245-247 °C (lit.)
Dichte1.118 g/mL at 25 °C (lit.)
Brechungsindexn20/D 1.613(lit.)
Flammpunkt225 °F
LagerbedingungenInert atmosphere,Room Temperature
AggregatzustandLiquid
pKa (Säurekonstante)1.32±0.30(Predicted)
FarbeClear orange to dark red
Geruchmusty, roasted flavor
Geruchsartcoffee
Biologische Quellesynthetic
Löslichkeitmiscible
BRN113307
InChI1S/C9H8N2/c1-7-6-10-8-4-2-3-5-9(8)11-7/h2-6H,1H3
InChIKeyALHUXMDEZNLFTA-UHFFFAOYSA-N
SMILESCc1cnc2ccccc2n1
LogP (Verteilungskoeffizient)1.610
CAS Datenbank7251-61-8(CAS DataBase Reference)
NIST chemische InformationenQuinoxaline, 2-methyl-(7251-61-8)

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 2.1% (1 of 47) of reports.WarningH315 (97.9%): 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 47 reports by companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatorische InformationenChemical: Quinoxaline, 2-methyl-Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)Quinoxaline, 2-methyl-: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesSkin Irrit. 2 (97.9%)
F10
Wassergefährdungsklasse (WGK)3
Zollcode29339900
RTECS-Nr.VD3450000
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)26-36-24/25
GefahrenklasseIRRITANTEye Irrit. 2Skin Irrit. 2STOT SE 3
Lagerklasse10 - Combustible liquids