Propene-2-13C
Propene-2-13C (CAS: 37020-81-8), with the molecular formula CH313CH=CH2 and a molecular weight of 43.07, is a valuable isotopically labelled alkene. This gas is primarily utilised in chemical synthesis and research applications where isotopic tracing is essential for mechanistic studies and metabolic pathway analysis. Its specific isotopic enrichment is crucial for accurately tracking reaction intermediates and products in complex chemical systems.
- IUPAC
- Propylene-2-13C

Isotopic Labeling in Organic Synthesis
Propene-2-13C serves as a key building block in organic synthesis for introducing a 13C label into target molecules. This is vital for spectroscopic analysis (e.g., NMR) and for tracing reaction mechanisms.
Mechanistic Reaction Studies
Researchers utilise this labelled propene to elucidate complex reaction pathways. By following the 13C atom, it is possible to determine intermediate structures and the exact sequence of bond formations and breakages.
Biochemical and Metabolic Research
In biological studies, Propene-2-13C can be used to trace metabolic fates of specific carbon atoms within biological systems, aiding in the understanding of biochemical processes.
Materials Science
Applications in materials science may involve incorporating the 13C label into polymers or other materials to study their structure-property relationships or degradation pathways.
| Molecular weight | 43.07 |
|---|---|
| Linear formula | CH313CH=CH2 |
| Boiling point | −47.7 °C(lit.) |
| Vapour pressure | 15.4 atm (37.7 °C) |
| Vapour density | 1.48 (vs air) |
| Autoignition temp | 860 °F |
| Melting point | −185 °C(lit.) |


Hazard statements
- H220Extremely flammable gas
- H280Contains gas under pressure; may explode if heated
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P410Protect from sunlight
| Flash point | -108 °C / -162.4 °F |
|---|---|
| Transport (UN / ADR) | UN 1077 2.1 |
| Water hazard class (WGK, DE) | nwg |
| Hazard codes (EU) | F+ |
| Risk statements (R) | 12 |
| Safety statements (S) | 9-16-33 |
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 Propene-2-13C used for?
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Propene-2-13C is primarily used in chemical synthesis for isotopic labelling, mechanistic reaction studies, and biochemical research where tracing specific carbon atoms is essential.
What are the CAS number and molecular formula for Propene-2-13C?
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The CAS number for Propene-2-13C is 37020-81-8, and its molecular formula is CH313CH=CH2.
What grade and purity does Tech Serve Solutions supply for Propene-2-13C?
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Tech Serve Solutions supplies Propene-2-13C with an isotopic purity of 99 atom % 13C. This product is intended for research and technical use and is not represented as USP, BP, or EP grade.
How is Propene-2-13C handled and stored?
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Propene-2-13C is a flammable gas (H220) and can cause asphyxiation (H280). It must be handled with extreme care in well-ventilated areas, away from ignition sources. Storage should be in cool, dry, well-ventilated conditions, kept tightly closed, and protected from direct sunlight.
Is Propene-2-13C dangerous?
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Yes, Propene-2-13C is classified as extremely flammable (H220) and contains gas under pressure (H280). It requires careful handling to prevent fire hazards and asphyxiation risks.
How can I request a quote or sample for Propene-2-13C?
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To request a quote or sample for Propene-2-13C, please contact the Tech Serve Solutions sales team through our website or by phone, providing the product name and CAS number.
How is Propene-2-13C packaged and exported?
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Propene-2-13C is supplied as a gas, typically in specialised cylinders suitable for flammable gases, adhering to all transport regulations for export.
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