p-Cymene is a naturally occurring aromatic organic compound. It is classified as an alkylbenzene related to monoterpene. Its structure consists of a benzene ring para-substituted with a methyl group and an isopropyl group. p-Cymene is insoluble in water, but miscible with organic solvents.
Para Cymene
Particular | Description |
CAS NO. | 99-87-6 |
CHEMICAL FORMULA | C10H14 |
Specification
Particular | Description |
Product Name | P – cymene |
Other Names | para-Cymene,4-Isopropyltoluene,4-Methylcumene, P Cymene |
Appearance | colorless to pale yellow clear liquid |
Odour | Fresh citrus, spicy |
Assay | 97.00 to 100.00 |
Specific Gravity | 0.850 – 0.877 (25 C) |
Boiling Point | 177 °C (351 °F; 450 K) |
Melting point | −68 °C (−90 °F; 205 K) |
Flash Point | 47 °C (117 °F; 320 K) |
Solubility in water | 23.4 mg/L |
Acid value | 1.00 max. KOH/g |
Refractive Index |
1.4800 – 1.4920 (25 C) |
Contents | 95.38 % |

Odor Strength
High, recommend in smelling in a 1% solution or less
Packings
25 Kg GI Can / 180 Kg Barrel Drum.
Storage
Containers which are opened must be carefully resealed and kept upright to prevent leakage. Keep container tightly closed in a dry and well-ventilated place Store in cool place