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HCID 69505Erstellt: 27. Oktober 2026

3,4,5-Trimethoxyphenol

ANTIAROL · Anitarol · 3,4,5-Trimethoxyphen · 3,4,5-TRIMETHOXYPHENOL · 1,3,5-TRIMETHOXYPHENOL · Antiarol, 10 mM in DMSO · Phenol, 3,4,5-trimethoxy- · 3,4,5-Trimethoxyphenol 97%

https://huagongshe.com/de/chemical/69505

Molekülstruktur von 3,4,5-Trimethoxyphenol

Identifikatoren & physikalische Daten

CAS No.642-71-7
SummenformelC9H12O4
Durchschnittliche Molmasse184,19 g/mol
Monoisotopische Masse184,07355886 g/mol
SMILESCOc1cc(O)cc(OC)c1OC
InChIKeyVTCDZPUMZAZMSB-UHFFFAOYSA-N
PubChem CID69505
ChEMBLCHEMBL1319047
ChEBICHEBI:2760
EC No.211-387-2
DTXSIDDTXSID20214405
Lokaler Name3,4,5-Trimethoxyphenol

Chemische & physikalische Eigenschaften

XLogP0,5
Polarare Oberfläche (TPSA)47,9
H-Brücken-Donoren1
H-Brücken-Akzeptoren4
Frei drehbare Bindungen3
Schwere Atome13
Formalladung0
Komplexität137
Kovats Retention Index1614159930493044306030263065
Collision Cross Section133.5 Ų [M+H]+ [CCS Type: TWMethod: calibrated with polyalanine and drug standards]145.13 Ų [M+Na]+ [CCS Type: TW130.28 Ų [M+H-H2O]+ [CCS Type: TW132.66 Ų [M+H]+ [CCS Type: TW145.67 Ų [M+K]+ [CCS Type: TW
Schmelzpunkt145-149 °C
Siedepunkt278.13°C (rough estimate)
Dichte1.2067 (rough estimate)
Brechungsindex1.4345 (estimate)
LagerbedingungenSealed in dry,Room Temperature
LöslichkeitSoluble in chloroform.
AggregatzustandPowder and/or Chunks
pKa (Säurekonstante)9.72±0.23(Predicted)
FarbeLight yellow to beige to light brown
BRN1958573
InChI1S/C9H12O4/c1-11-7-4-6(10)5-8(12-2)9(7)13-3/h4-5,10H,1-3H3
InChIKeyVTCDZPUMZAZMSB-UHFFFAOYSA-N
SMILESCOc1cc(O)cc(OC)c1OC
CAS Datenbank642-71-7(CAS DataBase Reference)
NIST chemische InformationenPhenol, 3,4,5-trimethoxy-(642-71-7)

Sicherheit & Vorschriften

GHS-EinstufungWarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (97.8%): 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 45 reports by companies from 5 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.
Hazard Classes and CategoriesSkin Irrit. 2 (100%)Eye Irrit. 2 (100%)STOT SE 3 (97.8%)
Wassergefährdungsklasse (WGK)3
Zollcode29095000
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)37/39-26
Lagerklasse11 - Combustible Solids
GefahrenklasseEye Irrit. 2Skin Irrit. 2

Anwendungen & Verwendung

Verwenden

3,4,5-Trimethoxyphenol is a useful synthetic intermediate in the synthesis of Thymonin (T413210); a flavonoid compound with potential antioxidant activity against peroxyl radicals.