P- Methylstyrene (CAS 622-97-9) Market Research Report 2025 '@aboutP- Methylstyrene ((4-Methylphenyl) ethane; (4-Tolyl)ethane; 1-Ethenyl-4-methylbenzene; 4-Ethenylmethylbenzene; 4-Methylvinylbenzene;4-Vinyltoluene; etc.) is a clear, colorless to light yellow liquid with an aromatic smell. The boiling point of the ...