1,1-Dimethyl-1,3-butadiene - Names and Identifiers
1,1-Dimethyl-1,3-butadiene - Physico-chemical Properties
| Molecular Formula | C6H10
|
| Molar Mass | 82.14 |
| Density | 0.718 g/mL at 20 °C(lit.) |
| Melting Point | -94.9°C (estimate) |
| Boling Point | 75-77 °C |
| Flash Point | -18 °C |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.452 |
| Physical and Chemical Properties | EPA Chemical Information 1,3-Pentadiene, 4-methyl- (926-56-7) |
1,1-Dimethyl-1,3-butadiene - Risk and Safety
| Risk Codes | R11 - Highly Flammable
R65 - Harmful: May cause lung damage if swallowed
|
| Safety Description | S16 - Keep away from sources of ignition.
S36 - Wear suitable protective clothing.
S62 - If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label.
|
| UN IDs | UN 2461 3/PG 2 |
| WGK Germany | 3 |
| Hazard Class | 3.1 |
| Packing Group | II |
1,1-Dimethyl-1,3-butadiene - Upstream Downstream Industry
| Raw Materials | 1,3-Cyclopentadiene, 1,3-dimethyl-
2,3-Pentadiene,2-methyl-
Cyclopropene, 1,3,3-trimethyl-
3-Penten-1-ol, 4-methyl-, acetate
1,3-Pentadiene, 2-methyl-, (3Z)-
1,3-Cyclopentadiene, 1,4-dimethyl-
|
| Downstream Products | Cyfluthrin
|
1,1-Dimethyl-1,3-butadiene - Introduction
4-METHYL-1,3-PENTADIENE(4-METHYL-1,3-PENTADIENE) is an organic compound with the chemical formula C6H10. The following is a description of some of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: 4-METHYL-1,3-PENTADIENE is a colorless liquid.
-Boiling point: Its boiling point is 45-47 degrees Celsius.
-Density: Its density is 0.663 g/ml.
-Solubility: It can be dissolved in many organic solvents, such as ethanol, ether and acetone.
Use:
-Reaction intermediate: 4-METHYL-1,3-PENTADIENE can be used as a reaction intermediate in organic synthesis, for example, for the preparation of other organic compounds, such as olefins, fatty acids and natural products.
-Natural aroma: It is also an important component of herbal or floral fragrance, commonly used in the fragrance industry.
Preparation Method:
- 4-METHYL-1,3-PENTADIENE can be obtained by hydrogenation of methallenone. First, methacryloone and hydrogen are introduced into a reactor, and a reaction is carried out using a suitable catalyst, such as a platinum catalyst, at an appropriate temperature and pressure to obtain 4-METHYL-1,3-PENTADIENE.
Safety Information:
- 4-METHYL-1,3-PENTADIENE is a flammable liquid and should be kept away from open flames and high temperature heat sources.
-Use or storage should take good ventilation measures to avoid inhalation of its vapor.
-Contact with this compound may cause irritation to the eyes and skin, so you should pay attention to personal protective measures, such as wearing protective glasses and gloves.
-If overdose is taken by mistake or inhaled, seek medical attention immediately.
Last Update：2024-04-10 22:29:15