1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE
- CAS NO.:4249-10-9
- Empirical Formula: C9H14
- Molecular Weight: 122.21
- MDL number: MFCD00145385
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:18:28
What is 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE?
Chemical properties
light yellow liquid
The Uses of 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE
1,2,3,4-Tetramethyl-1,3-cyclopentadiene may be used as a starting material in the synthesis of 1,7,8,9-tetramethyl-4-oxa-tricyclo[5.2.1.02,6]dec-8-ene-3,5-dione.
The Uses of 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE
1,2,3,4-Tetramethylcyclopenta-1,3-diene is an intermediate in the conversion of ethylene to polyenes
General Description
1,2,3,4-Tetramethyl-1,3-cyclopentadiene is a tetra substituted 1,3-cyclopentadiene. It participates in the synthesis of resin-bound tetramethylcyclopentadienes.
Properties of 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE
| Boiling point: | 142 °C (lit.) |
| Density | 0.808 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 108 °F |
| storage temp. | Sealed in dry,2-8°C |
| solubility | Not miscible mix with mater. |
| form | Liquid |
| Specific Gravity | 0.808 |
| color | Light yellow |
| Sensitive | Air & Moisture Sensitive |
Safety information for 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE
| Signal word | Warning |
| Pictogram(s) |
![]() Flame Flammables GHS02 |
| GHS Hazard Statements |
H226:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
Computed Descriptors for 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE
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