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HCID 134396Erstellt: 26. Oktober 2026

5-(2-Hydroxyethylamino)-2-methylphenol

2-METHYL-5-HYDROXYETHYLAMINOPHENOL · 5-HydroxyethylaMino-2-Methyl Phenol · 2-hydroxy-4-(beta-hydroxyethyl)aminotoluene · 1-meth · Adrenaline Impurity 98 · N-HydroxyethylAmino-O-Cresol · 2-Methly-5-(hydroxyl)aMino phenol · 5-[(2-HYDROXYETHYL)AMINO]-O-CRESOL

https://huagongshe.com/de/chemical/134396

Molekülstruktur von 5-(2-Hydroxyethylamino)-2-methylphenol

Identifikatoren & physikalische Daten

CAS No.55302-96-0
SummenformelC9H13NO2
Durchschnittliche Molmasse167,2 g/mol
Monoisotopische Masse167,09462866 g/mol
SMILESCc1ccc(NCCO)cc1O
InChIKeyYGRFRBUGAPOJDU-UHFFFAOYSA-N
PubChem CID134396
EC No.259-583-7
DTXSIDDTXSID70203849

Chemische & physikalische Eigenschaften

XLogP1,3
Polarare Oberfläche (TPSA)52,5
H-Brücken-Donoren3
H-Brücken-Akzeptoren3
Frei drehbare Bindungen3
Schwere Atome12
Formalladung0
Komplexität130
KosmetikaCosmetic ingredients (2-Methyl-5-Hydroxyethylaminophenol) -> CIR (Cosmetic Ingredient Review)Hair dyeing
Schmelzpunkt90-92℃
Siedepunkt366.0±32.0 °C(Predicted)
Dichte1+-.0.06 g/cm3(Predicted)
Dampfdruck0.004Pa at 20℃
LagerbedingungenKeep in dark place,Inert atmosphere,Room temperature
LöslichkeitChloroform (Slightly), Methanol (Slightly)37g/L at 20℃
AggregatzustandSolid
pKa (Säurekonstante)10.28±0.10(Predicted)
FarbeLight Beige
Kosmetik-Inhaltsstoffe FunktionenHAIR DYEINGCOLORANT
LogP (Verteilungskoeffizient)0.772 at 23℃
CAS Datenbank55302-96-0(CAS DataBase Reference)

Sicherheit & Vorschriften

GHS-EinstufungWarningH315 (34.3%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 143 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Regulatorische InformationenChemical: Phenol, 5-[(2-hydroxyethyl)amino]-2-methyl-REACH registered substance: 5-[(2-hydroxyethyl)amino]-o-cresol (EC: 259-583-7)Phenol, 5-(2-hydroxyethyl)amino-2-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 SicherheitsinformationenIMAP assessments - Phenol, 5-[(2-hydroxyethyl)amino]-2-methyl-: Human health tier II assessment
Hazard Classes and CategoriesSkin Irrit. 2 (34.3%)Eye irritation - category 2A
ToxizitätsübersichtSafe in the present practices of use and concentration. Ingredient, concentration, and use information are available in documents discoverable at https://cir-reports.cir-safety.org
Zollcode29225090
RTECS-Nr.SL5078600
R-Sätze (R)36/37/38
Sicherheitshinweise (S)26-36/37/39

Anwendungen & Verwendung

Verwenden

5-[(2-Hydroxyethyl)amino]-o-cresol is a substance present as an aminophenol component in hair dyes (especially oxidative hair dyes) and detected accordingly[2].