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HCID 12150Erstellt: 26. Oktober 2026

4-Ethoxyphenol

2OP · NSC 9885 · FEMA 3695 · AURORA 9493 · 4-thoxyphenol · Ethoxy phenol · 4-ETHOXYPHENOL · p-ethoxy-pheno

https://huagongshe.com/de/chemical/12150

Molekülstruktur von 4-Ethoxyphenol

Identifikatoren & physikalische Daten

CAS No.622-62-8
SummenformelC8H10O2
Durchschnittliche Molmasse138,16 g/mol
Monoisotopische Masse138,06807956 g/mol
SMILESCCOc1ccc(O)cc1
InChIKeyLKVFCSWBKOVHAH-UHFFFAOYSA-N
PubChem CID12150
ChEMBLCHEMBL225153
ChEBICHEBI:179262
EC No.210-748-1
DTXSIDDTXSID3044251
Lokaler Name4-Ethoxyphenol

Chemische & physikalische Eigenschaften

XLogP1,8
Polarare Oberfläche (TPSA)29,5
H-Brücken-Donoren1
H-Brücken-Akzeptoren2
Frei drehbare Bindungen2
Schwere Atome10
Formalladung0
Komplexität85,3
SpringerMaterials Properties13C nuclear magnetic resonance spectrum
DuftstoffeFragrance substance (Hydroquinone monoethyl ether) -> IFRA amendment 40
LogP (Verteilungskoeffizient)1.811.95
LebensmittelzusatzstoffeFLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
AromastoffeEU Flavoring substances
Löslichkeitslightly soluble to soluble in watersoluble in oilsmoderately soluble (in ethanol)almost transparency in Methanol
Siedepunkt246.00 to 247.00 °C. @ 760.00 mm Hg246-247 °C131 °C (9 mmHg)
Schmelzpunkt66 - 67 °C64-67 °C
Food Contact SubstancesFCS -> FDA Inventory of Food Contact Substances Listed in 21 CFR
Physical DescriptionSolidWhite or colourless crystals, sweet herbaceous odour reminiscent of anise and fennel
Dichte1.0742 (rough estimate)
Brechungsindex1.5231 (estimate)
FEMA3695 | HYDROQUINONE MONOETHYL ETHER
Flammpunkt121°C/9mm
LagerbedingungenInert atmosphere,Room Temperature
AggregatzustandCrystalline Powder or Chunks
pKa (Säurekonstante)10.44±0.13(Predicted)
FarbeBeige
Geruchat 10.00 % in dipropylene glycol. mild hawthorn phenolic plastic nutty
Geruchsartanimal
JECFA Number720
BRN1907114
Hauptanwendungencleaning productscosmeticsflavors and fragrancesfood and beveragespersonal care
InChI1S/C8H10O2/c1-2-10-8-5-3-7(9)4-6-8/h3-6,9H,2H2,1H3
InChIKeyLKVFCSWBKOVHAH-UHFFFAOYSA-N
SMILESCCOc1ccc(O)cc1
LogP (Verteilungskoeffizient)1.87
CAS Datenbank622-62-8(CAS DataBase Reference)
NIST chemische Informationen4-Ethoxyphenol(622-62-8)
EPA chemische InformationenPhenol, 4-ethoxy- (622-62-8)

Sicherheit & Vorschriften

GHS-EinstufungWarningH315 (100%): 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 159 reports by companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatorische InformationenChemical: Phenol, 4-ethoxy-Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)Phenol, 4-ethoxy-: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesSkin Irrit. 2 (100%)
Wassergefährdungsklasse (WGK)3
TSCA-Inventar-StatusTSCA listed
Zollcode29071990
RTECS-Nr.SL3790000
R-Sätze (R)41-37/38-22-36/37/38
GefahrensymboleXn,Xi
Sicherheitshinweise (S)37/39-26-36
Lagerklasse13 - Non Combustible Solids
GefahrenklasseEye Irrit. 2Skin Irrit. 2STOT SE 3

Anwendungen & Verwendung

Verwenden

4-Ethoxyphenol has been used as substrate to evaluate kinetic constant for the monophenolase activity of mushroom tyrosinase.

Herstellung & Synthese

synthetische

Hydroquinone monoethyl ether is produced by regulated (Mono)-ethylation of Hydroquinone with Diethylsulfate in weak aqueous alkaline solution.