Ethylene oxide-13C2
Ethylene oxide-13C2 (CAS: 84508-46-3), with the formula 13C2H4O and a molecular weight of 46.04, is a isotopically labelled analogue of ethylene oxide. This compound is primarily utilised as a reference standard in analytical chemistry, particularly in chromatography and mass spectrometry for the identification and quantification of ethylene oxide and its metabolites. Its specific isotopic labelling allows for precise tracking in complex biological or environmental samples.

Analytical Reference Standard
Serves as a vital reference standard in analytical techniques like gas chromatography-mass spectrometry (GC-MS). Its 13C2 isotopic enrichment enables accurate quantification and identification of native ethylene oxide in various matrices.
Metabolite Studies
Used in studies investigating the metabolic pathways of ethylene oxide in biological systems. The stable isotope label facilitates tracing the compound and its derivatives through metabolic processes.
Environmental Monitoring
Applied in environmental analysis to detect and quantify trace levels of ethylene oxide in air or water samples. The isotopic label enhances the sensitivity and specificity of detection methods.
Chemical Synthesis
Can be employed as a labelled building block in specialised organic synthesis, enabling the study of reaction mechanisms or the preparation of isotopically enriched target molecules.
| Molecular weight | 46.04 |
|---|---|
| Empirical formula | 13C2H4O |
| Boiling point | 10.7 °C(lit.) |
| Density | 0.859 g/mL at 25 °C |
| Refractive index | n20/D 1.3597(lit.) |
| Contains / stabiliser | hydroquinone as stabilizer |
| Melting point | −111 °C(lit.) |

Hazard statements
- H301Toxic if swallowed
- H319Causes serious eye irritation
- H331Toxic if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Flash point | -20 °C / -4 °F |
|---|---|
| Transport (UN / ADR) | UN 2037TF 2.3(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.
| Mol Wt | mol wt 46.02 by atom % calculation |
|---|---|
| Isotopic Purity | 99 atom % 13C |
| Mass Shift | M+2 |
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 Ethylene oxide-13C2 used for?
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Ethylene oxide-13C2 (CAS: 84508-46-3) is used as an analytical reference standard, particularly in chromatography and mass spectrometry, for the identification and quantification of ethylene oxide and its metabolites. It is also used in metabolite and environmental studies, and as a labelled reagent in chemical synthesis.
What are the CAS number and formula for Ethylene oxide-13C2?
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The CAS number for Ethylene oxide-13C2 is 84508-46-3, and its chemical formula is 13C2H4O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethylene oxide-13C2 with an isotopic purity of 99 atom % 13C. TSS does not represent this product as USP, BP, or EP grade.
How should Ethylene oxide-13C2 be handled?
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Ethylene oxide-13C2 is a highly flammable liquid and vapour, and is toxic if swallowed, inhaled, or in contact with skin. It can cause serious eye irritation and may cause respiratory irritation. Handle with appropriate personal protective equipment (PPE) in a well-ventilated area, away from ignition sources. Refer to the Safety Data Sheet (SDS) for detailed handling information.
How is Ethylene oxide-13C2 packed and shipped?
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Ethylene oxide-13C2 is packed and shipped according to relevant transport regulations for hazardous materials, including flammable and toxic substances. We export globally, adhering to all international shipping standards.
How can I request a sample or quote for Ethylene oxide-13C2?
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To request a sample or a quote for Ethylene oxide-13C2, please contact our sales team via the website or telephone, providing your specific requirements.
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