Methyl 4-Hydroxybenzoate (Methyl Paraben) [99-76-3] is an established chemical intermediate, featuring a molecular formula of C8H8O3 and a molecular weight of 152.15 g/mol. It exhibits a Boiling Point of 270.5 °C (decomposes), while its associated hydroxybenzoic acid derivative has a Melting Point ranging between 213 °C and 217 °C following a two-hour drying period at 80 °C. This compound falls under the GHS signal word of Warning due to potential skin irritation, narcotic effects, and harmfulness to aquatic life.

• CAS Number: 99-76-3
• Exact Mass: 152.047344113
• Molecular Formula: C8H8O3
• Melting Point: ofp-hydroxybenzoic acid derived from the sample is 213 °C to 217 °C after drying for two hours at 80 °C
• GHS Signal Word: Warning
• Boiling Point: 270.5 °C — decomposes
• Molecular Weight: 152.15
• Hazard Statements:
• H315: Causes skin irritation [Warning Skin corrosion/irritation]
• H336: May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]
• H402: Harmful to aquatic life [Hazardous to the aquatic environment, acute hazard]