4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
- CAS NO.：34523-34-7
- Empirical Formula: C8H9NO2
- Molecular Weight: 151.16
- MDL number: MFCD00481697
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:57:50
![4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one Structural](https://img.chemicalbook.in/CAS/GIF/34523-34-7.gif)
What is 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one?
Chemical properties
White to Off-White Solid
The Uses of 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
Paracetamol (Acetaminophen -A161220) impurity.
The Uses of 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
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).
Properties of 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
| 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 |
| pka | 9.62±0.30(Predicted) |
| color | White to Orange to Green |
| EPA Substance Registry System | Ethanone, 1-(4-hydroxyphenyl)-, oxime (34523-34-7) |
Safety information for 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
Computed Descriptors for 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
New Products
9-Mesityl-10-methylacridinium perchlorate Sulfapyridine Fmoc-OSu (R)-(-)-2-Amino-1-propanol Cyclobutanone 5-bromo-4-fluoro-2-nitrobenzaldehyde 4 pentyn 1 ol N-Vinylformamide Phenethyl cinnamate Pyrrolo[1,2-a]pyrimidine-6-carboxylic acid, 4,6,7,8-tetrahydro-4-oxo-, sodium salt (1:1), (6S) Ethyl 3-phenylpropanoate β-Bromostyrene Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 Methyl trans-4-Aminocyclohexanecarboxylate Hydrochloride N-(4-fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine Pirtobrutinib intd. 4-Nitrobenzotrifluoride 2-Pentyn-1-oL N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamideRelated products of tetrahydrofuran
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