3-Cyclohexyl-1-propyne
3-Cyclohexyl-1-propyne (CAS: 17715-00-3), with the molecular formula C9H14 and a molar mass of 122.21 g/mol, is a terminal alkyne. This organic building block is utilised in chemical synthesis for constructing more complex molecular architectures. Its alkyne functional group allows for various addition and coupling reactions, making it a versatile intermediate in organic chemistry research and development.

Organic Synthesis Intermediate
Serves as a valuable building block in organic synthesis, enabling the formation of carbon-carbon bonds and functional group transformations. Its terminal alkyne moiety is particularly useful for Sonogashira couplings and click chemistry.
Research and Development
Employed in academic and industrial research laboratories for the development of novel compounds and materials. It facilitates the exploration of new synthetic pathways and the creation of diverse chemical libraries.
Fine Chemical Production
Utilised in the multi-step synthesis of fine chemicals and specialty reagents. Its specific structure can be incorporated into target molecules requiring a cyclohexyl-substituted propargyl group.
| Molecular weight | 122.21 |
|---|---|
| Empirical formula | C9H14 |
| Assay | 97% |
| Boiling point | 157-158 °C(lit.) |
| Density | 0.845 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4590(lit.) |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 35 °C / 95 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-22-41 |
| Safety statements (S) | 16-26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-Cyclohexyl-1-propyne used for?
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3-Cyclohexyl-1-propyne is primarily used as a building block in organic synthesis and for research and development purposes in chemical laboratories. It facilitates the construction of complex molecules.
What is the CAS number and formula for 3-Cyclohexyl-1-propyne?
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The CAS number for 3-Cyclohexyl-1-propyne is 17715-00-3, and its empirical formula is C9H14.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Cyclohexyl-1-propyne with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should 3-Cyclohexyl-1-propyne be handled safely?
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3-Cyclohexyl-1-propyne is a flammable liquid and vapour (H226), harmful if swallowed (H302), and causes serious eye damage (H318). Handle with appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection, in a well-ventilated area, away from ignition sources.
How is 3-Cyclohexyl-1-propyne packed, shipped, and exported?
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3-Cyclohexyl-1-propyne is packed according to international shipping regulations for hazardous materials, including UN 1993 classification. Tech Serve Solutions is experienced in global export.
How can I request a sample or quote for 3-Cyclohexyl-1-propyne?
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To request a sample or a quote for 3-Cyclohexyl-1-propyne, please contact our sales department via the website or direct email, providing your required quantity and shipping details.
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