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HCID 54832Erstellt: 23. Oktober 2026

Ethyl red

ETHYL RED · NSC 260474 · DIETHYL RED · ETHYL RED 97% · Ethyl Red Ethyl Red, pure · [not Cyanin dyes] · Ethyl Red Indicator · LABOTEST-BB LT00452774

https://huagongshe.com/de/chemical/54832

Molekülstruktur von Ethyl red

Identifikatoren & physikalische Daten

CAS No.76058-33-8
SummenformelC17H19N3O2
Durchschnittliche Molmasse297,35 g/mol
Monoisotopische Masse297,14772685 g/mol
SMILESCCN(CC)c1ccc(N=Nc2ccccc2C(=O)O)cc1
InChIKeyHBRCDTRQDHMTDA-UHFFFAOYSA-N
PubChem CID54832
EC No.676-880-0
DTXSIDDTXSID001038547

Chemische & physikalische Eigenschaften

XLogP4,1
Polarare Oberfläche (TPSA)65,3
H-Brücken-Donoren1
H-Brücken-Akzeptoren5
Frei drehbare Bindungen6
Schwere Atome22
Formalladung0
Komplexität374
Schmelzpunkt135 °C
Siedepunkt438.86°C (rough estimate)
Dichte1.0871 (rough estimate)
Brechungsindex1.6500 (estimate)
LöslichkeitSolubility Almost insoluble in waterslightly soluble in ethanol, soluble in benzene
Aggregatzustandpowder
pKa (Säurekonstante)5.42(at 25℃)
FarbeRed
BRN3366056
HauptanwendungenOptical materials, photoresists, flexible electronic circuitry, adhesives, textiles, method for counting leukocytes, enzyme binding assays, DNA chips
CAS Datenbank76058-33-8(CAS DataBase Reference)

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 63.6% (7 of 11) of all reports.WarningH315 (36.4%): 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 11 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Zollcode29270000
R-Sätze (R)32-20/21
GefahrensymboleXn
Sicherheitshinweise (S)22-24/25

Anwendungen & Verwendung

Verwenden

Indicator: pH 4.5 (red) to pH 6.5 (yellow)