ChemicalBook Product Catalog Analytical Chemistry Standard Pharmaceutical Impurity Reference Standards 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one

4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one

4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Basic information
Product Name:4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
Synonyms:4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one;1-(4-Hydroxyphenyl)-1-ethanone OxiMe;1-(4-Hydroxyphenyl)ethanone OxiMe;NSC 77904;p-Hydroxyacetophenone OxiMe;Ethanone, 1-(4-hydroxyphenyl)-, oxiMe;ParacetaMol IMpurity G;Acetaminophen Impurity 8
CAS:34523-34-7
MF:C8H9NO2
MW:151.16
EINECS:
Product Categories:Aromatic Hydrazides, Hydrazines, Hydrazones and Oximes;Aromatics;Impurities;Intermediates & Fine Chemicals;Pharmaceuticals
Mol File:34523-34-7.mol
4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Structure
4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Chemical Properties
Melting point 142-144°C
Boiling point 318.1±25.0 °C(Predicted)
density 1.15±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility Ethyl Acetate (Slightly), Methanol (Slightly)
form powder to crystal
pka9.62±0.30(Predicted)
color White to Orange to Green
EPA Substance Registry SystemEthanone, 1-(4-hydroxyphenyl)-, oxime (34523-34-7)
Safety Information
HS Code 2928.00.2500
MSDS Information
4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Usage And Synthesis
Chemical PropertiesWhite to Off-White Solid
UsesParacetamol (Acetaminophen -A161220) impurity.
Uses4’-Hydroxyacetophenone Oxime is an impurity of Acetaminophen (A161220), an analgesic and antipyretic agent used as a pain reliever to treat headache, muscle aches, and arthritis (1,2,3).
4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Preparation Products And Raw materials
ACETAMINOPHEN IMPURITY B 4,4'-Iminodiphenol hydrochloride N,N'-(OXYDI-4,1-PHENYLENE)BISACETAMIDE ACETAMINOPHEN-D3 AcetaMidophen glucuronide-13C6 3-(N-ACETYL-L-CYSTEIN-S-YL) ACETAMINOPHEN, SODIUM SALT Acetaminophen Impurity B Acetaminophen-d3 mercapturate 4-ACETAMIDOPHENYL B-D-GLUCURONIDE-D3 3-HYDROXYACETAMINOPHEN 1,4-Benzoquinoneimine 4-Acetaminophen-d3 Sulfate Potassium Salt Paracetamol (Acetaminophen) EP Impurity L ACETAMINOPHEN GLUCURONIDE SODIUM SALT 3-HYDROXYACETAMINOPHEN-D3 4-Hydroxyaniline hydrochloride AcetaMinophen DiMer 2-Chloro-N-phenylacetamide
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