Ethane-d1
Ethane-d1 (CAS 5505-49-7), with the molecular formula CH3CH2D and a molecular weight of 31.08 g/mol, is a deuterated analogue of ethane. This specialty gas is primarily utilized as a stable isotope standard in various analytical techniques and as a labelled compound in chemical synthesis research, offering precise isotopic enrichment for mechanistic studies and quantitative analysis. Its unique isotopic composition makes it valuable for tracer experiments and as an internal standard.

Isotopic Labelling
Used as a deuterated compound in chemical synthesis to trace reaction pathways and study reaction mechanisms due to its specific isotopic enrichment of 98 atom % D.
Analytical Standards
Serves as a stable isotope standard in mass spectrometry and other analytical methods, enabling accurate quantification and identification of compounds.
Research and Development
Applied in scientific research for developing new synthetic methodologies and investigating molecular behaviour where isotopic substitution is required.
Tracer Studies
Employed in tracer experiments to follow the fate of molecules in complex chemical or biological systems, leveraging its distinct isotopic signature.
| Molecular weight | 31.08 |
|---|---|
| Linear formula | CH3CH2D |
| Boiling point | −88 °C(lit.) |
| Vapour pressure | 37.95 atm (21.1 °C) |
| Vapour density | 1.05 (vs air) |
| Autoignition temp | 881 °F |
| Melting point | −172 °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 | -135 °C / -211 °F |
|---|---|
| Transport (UN / ADR) | UN 1035 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 | 98 atom % D |
|---|---|
| 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 Ethane-d1 used for?
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Ethane-d1 is used as a stable isotope standard in analytical techniques, as a labelled compound in chemical synthesis research, and for tracer studies.
What is the CAS number and formula for Ethane-d1?
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The CAS number for Ethane-d1 is 5505-49-7 and its molecular formula is CH3CH2D.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethane-d1 with an isotopic purity of 98 atom % D. This product is supplied for research and development purposes and is not guaranteed to be USP, BP, EP, or any other pharmacopoeia grade.
How is Ethane-d1 supplied and handled?
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Ethane-d1 is a highly flammable gas (H220) and may cause gas under pressure (H280). It should be kept away from heat, hot surfaces, sparks, open flames, and other ignition sources. It is dangerous to the eyes and respiratory system. Handling requires appropriate safety precautions, including working in well-ventilated areas and using suitable personal protective equipment.
How can I request a sample or quote for Ethane-d1?
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To request a sample or a quote for Ethane-d1, please contact the Tech Serve Solutions sales team via our website or direct inquiry.
Is Ethane-d1 exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Ethane-d1.
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