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para-Tolualdehyde (PTAL)

Abbreviation PTAL / para-Tolualdehyde / p-Tolualdehyde



PTAL is a colorless liquid with a cherry-like scent similar to benzaldehyde. It's broadly used for fragrances, agro-chemicals, pigments, resin additives, and medical applications.

Chemical formula:C8H8O

Molecular weight: 120.2

Physical Properties
Appearance, visual Colorless liquid
Purity, wt% 97.7
Color, HAZEN 10
Boiling Point, ℃ 205.9
Melting Point, ℃ -5.6
Vapor Pressure, 25℃, mmHg Not known
Acid value, mgKOH/g 0.1
Specific gravity, 16.7℃ 1.0194
Odor Aromatic odor
Solubility Soluble in ethanol, ether and toluene Soluble in water 0.27wt%(at 40℃), 0.4wt%(at 80℃)
Purity, GC, % 96 min
Color, spectrophotometry, HAZEN 100 max
Acid value, titration, mgKOH/g 3 max
Container Information Available in 190 Kg steel drums.
Precautions for Safe Handling and Use
Extinguishing media
Small fire: Carbon dioxide
Large fire: Water spray or alcohol foam
Health safety precautions
Avoid contact with eyes, skin and clothing.
Avoid breathing vapor.
Wash thoroughly the face, the hands after handling.
Storage conditions
Store in cool and dry place.


For specific safety, handling and toxicity information, please refer to the current Material Safety Data Sheet.

First Aid
If inhaled
Remove to fresh air immediately. Call a physician.
Skin contact
Wash exposed area thoroughly with plenty of soap and water while removing contaminated clothing and shoes. Call a physician.
Eye contact
Immediately flush eyes with plenty of water enough. Call a physician.
If swallwed
Induce vomiting if victim is conscious. Call a physician. Never give anything by mouth to an unconscious person.
Chemical Registration CAS: 104-87-0
Numbers EINECS: 203-246-9
Product Information Sheet Download

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