Propane-1-13C
Propane-1-13C (CAS: 17251-65-9), with the formula CH3CH213CH3, is a stable isotope-labelled propane molecule. This compound serves as a valuable tool in various scientific applications, particularly in research involving metabolic studies, environmental tracing, and as an internal standard in mass spectrometry. Its isotopic enrichment allows for precise tracking and quantification in complex biological and chemical systems.

Isotopic Labelling in Research
Propane-1-13C is utilised in metabolic research to trace pathways and understand biochemical processes. The incorporation of the 13C isotope allows for accurate tracking of propane metabolism in biological systems.
Mass Spectrometry Standards
Due to its defined isotopic enrichment, this compound functions effectively as an internal standard in quantitative mass spectrometry. This aids in the accurate determination of propane concentrations in environmental or industrial samples.
Chemical Synthesis
As a labelled compound, Propane-1-13C can be used in synthetic chemistry to study reaction mechanisms or to prepare more complex isotopically labelled molecules.
Environmental Tracing
The unique isotopic signature of Propane-1-13C makes it suitable for environmental studies, such as tracking gas sources or migration patterns in atmospheric or geological research.
| Molecular weight | 45.09 |
|---|---|
| Linear formula | CH3CH213CH3 |
| Boiling point | −42.1 °C(lit.) |
| Vapour pressure | 8.42 atm (21.1 °C) |
| Vapour density | 1.5 (vs air) |
| Melting point | −188 °C(lit.) |

Hazard statements
- H280Contains gas under pressure; may explode if heated
Precautionary statements
- P410Protect from sunlight
| Flash point | -104 °C / -155.2 °F |
|---|---|
| Transport (UN / ADR) | UN 1978 2.1 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F+ |
| Risk statements (R) | 12 |
| Safety statements (S) | 16 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Isotopic Purity | 99 atom % 13C |
|---|---|
| Mass Shift | M+1 |
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 Propane-1-13C used for?
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Propane-1-13C is primarily used in scientific research for isotopic labelling in metabolic studies, as an internal standard in mass spectrometry, in chemical synthesis to investigate reaction mechanisms, and for environmental tracing applications.
What is the CAS number and formula for Propane-1-13C?
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The CAS number for Propane-1-13C is 17251-65-9, and its formula is CH3CH213CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Propane-1-13C with an isotopic purity of 99 atom % 13C. This is a research grade material, and TSS does not represent it as USP, BP, EP, or pharmacopoeia grade.
How should Propane-1-13C be handled safely?
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Propane-1-13C is classified as a flammable gas under pressure (H280, GHS04) and may cause frostbite. Handle with extreme care in a well-ventilated area, away from ignition sources. Wear appropriate personal protective equipment, including thermal protection when handling cold gas.
How is Propane-1-13C packed and exported?
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Propane-1-13C is typically supplied in gas cylinders suitable for its pressure and flammability classification. TSS is experienced in exporting chemicals globally, adhering to all relevant shipping and regulatory requirements.
How can I request a quote or sample for Propane-1-13C?
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To request a quote or a sample of Propane-1-13C, please contact our sales team through the website or by phone. Provide your details and the quantity required.
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