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

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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
  • Acetaminophen Impurity 8
  • 1-(4-Hydroxyphenyl)-1-ethanone OxiMe
  • 1-(4-Hydroxyphenyl)ethanone OxiMe
  • NSC 77904
  • p-Hydroxyacetophenone OxiMe
  • Ethanone, 1-(4-hydroxyphenyl)-, oxiMe
  • ParacetaMol IMpurity G
CAS:
34523-34-7
MF:
C8H9NO2
MW:
151.16
Product Categories:
  • Aromatic Hydrazides, Hydrazines, Hydrazones and Oximes
  • Aromatics
  • Impurities
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
Mol File:
34523-34-7.mol
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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)
pka
9.62±0.30(Predicted)
form 
powder to crystal
color 
White to Orange to Green
EPA Substance Registry System
Ethanone, 1-(4-hydroxyphenyl)-, oxime (34523-34-7)
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Safety Information

HS Code 
2928.00.2500
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4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Usage And Synthesis

Chemical Properties

White to Off-White Solid

Uses

4’-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).

Uses

Paracetamol (Acetaminophen -A161220) impurity.

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

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