1,1,1,3,5,5,5-Heptamethyltrisiloxane
Basic Information
- Abbreviation: MDHM, HMTS
- Other Names:
Bis(trimethylsiloxy)methylsilane,
3H-Heptamethyltrisiloxane,
Methyl-bis(trimethylsilyloxy)silane
- CAS No.: 1873-88-7
- HS Code: 29319090
Appearance
Colorless transparent liquid, with slight siloxane odor, no visible impurities.
Typical Specifications
| Item |
Specification |
| Appearance |
Colorless transparent liquid |
| Purity |
≥99.0% |
| Density (25°C) |
0.815–0.825 g/cm³ |
| Refractive Index |
1.380–1.390 |
| Flash Point |
≥50°C |
| Moisture |
≤0.1% |
Main Applications
- Raw material for polyether-modified trisiloxane (agrochemical adjuvants, super spreaders)
- Used in silicone surfactants for pesticides, coatings, and daily chemicals
- Intermediate for organic silicone synthesis
- Used in surface treatment agents, leveling agents, and release agents
Packaging
- 1L, 5L fluorinated bottle
- 25L, 50L plastic drum
- 200L plastic drum / steel drum
- 1000L IBC tank
- Custom packaging available upon request
Storage & Handling
- Store in a cool, dry, well-ventilated area.
- Keep away from heat, sparks, open flames, and oxidizing agents.
- Keep container tightly sealed to prevent moisture and volatilization.
Our Advantages
- Stable high purity
- Consistent batch quality
- Competitive factory price
- Fast & safe delivery
- Professional technical support
