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4-Nitrophenol is an intermediate in the synthesis of paracetamol. It is reduced to 4-aminophenol, then acetylated with acetic anhydride. [6] 4-Nitrophenol is used as the precursor for the preparation of phenetidine and acetophenetidine, indicators, and raw materials for fungicides. Bioaccumulation of this compound rarely occurs.
Although the lowest published fatal ingested dose is 4.3 mg/kg, [17] [16] a typical overdose death occurs at a higher level of exposure, around 20-50 mg/kg. [1] The first symptoms to appear are nausea, vomiting, abdominal pain, and perhaps diarrhea. [16]
The symptoms of acute nitrogen dioxide poisoning is non-specific and have a semblance with ammonia gas poisoning, chlorine gas poisoning, and carbon monoxide poisoning. The symptoms also resembles that of pneumonia or viral infection and other inhalational injuries but common symptoms includes rhinitis wheezing or coughing, conjunctivitis ...
These are the signs of carbon monoxide poisoning. Michelle Marchante. June 4, 2024 at 10:57 AM. ... And that causes a variety of symptoms including headaches, confusion, nausea, chest pains ...
p-Nitrophenol, yellow solid is a precursor to the rice herbicide fluorodifen, the pesticide parathion, and the human analgesic paracetamol (also known as acetaminophen). The mononitrated phenols are often hydrogenated to the corresponding aminophenols that are also useful industrially.
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Children under 6 are more likely to be exposed, but a new study finds that fatal poisonings from laundry detergent pods in a recent three-year period were all in adults.
Chronic solvent-induced encephalopathy (CSE) is a condition induced by long-term exposure to organic solvents, often—but not always—in the workplace, that lead to a wide variety of persisting sensorimotor polyneuropathies and neurobehavioral deficits even after solvent exposure has been removed.