Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and sales of fine chemicals. Headquartered in Jinan, Shandong, China, we are committed to delivering high-quality products to our global partners. Currently, over 90% of our products are exported to developed markets, including North America, Europe, Japan, South Korea, and the Middle East.
Basic Information
Product Name: 1-Propyne
Alias: Methylacetylene; Propyne
CAS No. : 74-99-7
Molecular Formula: C3H4
Molecular Weight: 40.06 g/mol
Classification: Alkyne hydrocarbon; Organic synthesis raw material; Industrial specialty gas
Physical & Chemical Properties
Appearance: Colorless gas
Odor: Slight garlic-like odor
Solubility: Slightly soluble in water, soluble in ethanol, ether and organic solvents
Stability: Flammable gas, unstable at high temperature, avoid high temperature, open flame and strong oxidants
Specification Table
| Item | Specification | Unit | Remarks |
| Product Name | 1-Propyne | — | Alkyne raw material |
| CAS No. | 74-99-7 | — | Industrial grade |
| Appearance | Colorless gas | — | Compressed gas |
| Molecular Formula | C3H4 | — | Terminal alkyne |
| Molecular Weight | 40.06 | g/mol | — |
| Purity | ≥99.0 | % | GC |
Main Uses
- Used as raw material and intermediate in organic synthesis.
- Applied as fuel gas and special welding cutting gas.
- Used in pharmaceutical, pesticide and fine chemical synthesis.
- Employed as standard gas component and laboratory chemical reagent.
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