Products Description
What is Technical Grade 1,3,5-Trimethylbenzene (C9H12) CAS 108-67-8 ?
1,3,5-Trimethylbenzene (CAS 108-67-8) is an organic compound with a molecular formula of C₉H₁₂, also known as mesitylene benzene, 1,3,5-trimethyl. It is a colorless, transparent liquid at room temperature with a special aromatic odor.
The melting point of 1,3,5-Trimethylbenzene is - 44.7℃, the boiling point is 164.7℃, and the density is 0.864 g/cm³ (20℃). It is lighter than water and insoluble in water, but miscible with organic solvents such as ethanol, ether, and benzene.


Basic Info
Technical Grade 1,3,5-Trimethylbenzene (C9H12) CAS 108-67-8
| Product Name | 1,3,5-trimethyl benzene |
| CAS No. | 108-67-8 |
| EINECS No. | 203-604-4 |
| Molecular formula | C9H12 |
| Appearance | Colorless Transparent Liquid |
| Melting point | -45 °C |
| Boiling point | 163-166 °C(lit.) |
| density | 0.864 g/mL at 25 °C(lit.) |
| vapor density | 4.1 (vs air) |
| vapor pressure | 14 mm Hg ( 55 °C) |
| refractive index | n20/D 1.499(lit.) |
| Fp | 112 °F |
Uses
Organic synthesis raw materials:
1,3,5-Trimethylbenzene is used to produce intermediates such as trimesic acid and trimesic anhydride, and then synthesize polyester resins, epoxy resin curing agents, polyimide materials, etc. In addition, 2,4,6-trimethylbenzene can be prepared for the production of reactive brilliant blue, K-3R and other dyes.
High boiling point solvent:
Due to its low toxicity and good solubility, it is widely used in the coating, ink, and rubber industries to adjust the product viscosity and drying rate; it is used as a silicone photosensitive film developer in the electronics industry.
Safety Information
1,3,5-Trimethylbenzene is slightly toxic, with a toxicity similar to that of xylene. Inhalation of high-concentration vapor can irritate the respiratory tract, and long-term contact may damage the liver and nervous system. Skin contact can cause degreasing dermatitis. The maximum allowable concentration in the air is 125mg/m³. Wear protective equipment when operating, avoid fire sources, store in a cool and ventilated place, and store separately from oxidants. In case of leakage, use sand or inert materials to contain it to prevent water pollution.

Company Profile
Gneebio is a market-oriented and innovation-driven chemical company. Through technological innovation, we are committed to solving technical bottlenecks in R&D and production, optimizing production processes, and building a full product chain covering advanced intermediates, anthelmintics and pesticide products, so as to provide high-quality, green and low-cost products and services for the global pharmaceutical market.
Contact Us
Tel: +86-372-5055135
Mob: +86-13673325456
Email: sales@gneebio.com




FAQ
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Yes, we can.
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We usually ship within 1-3 days after receiving your payment.
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