Potassium Hydrogen Phthalate is a chemically defined substance with the molecular formula C8H6O4 and a molecular weight of 166.13. It has a Melting Point range of 210.0 to 211.1 °C (decomposes), as determined by NTP in 1992. This compound exhibits a Vapour Density of 5.73. Due to its hazardous nature, it carries the signal word 'Danger', indicating potential risks. Specific hazards include reproductive toxicity and skin irritation, as outlined in the hazard statements H360D *** and H315 respectively.

• CAS Number: 877-24-7
• GHS Signal Word: Danger
• Melting Point: 210.0 to 211.1 °C — decomposes
• Molecular Weight: 166.13
• Boiling Point: Decomposes (no boiling point)
• Exact Mass: 166.02660867
• Vapour Density: 5.73
• Molecular Formula: C8H6O4
• Hazard Statements:
• H360D ***: May damage the unborn child [Danger Reproductive toxicity]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]