Ethylene-d4
Ethylene-d4 (CAS: 683-73-8), with the chemical formula CD2=CD2, is a deuterated analogue of ethylene. This isotopically substituted compound has a molecular weight of 32.08 g/mol and an isotopic purity of 99 atom % D. Ethylene-d4 serves as a valuable labelled compound in scientific research, particularly in spectroscopic studies and as an internal standard in analytical chemistry, offering distinct mass shifts for precise quantification.
- IUPAC
- Tetradeuteroethylene
- Synonyms
- Tetradeuteroethylene
Isotopic Labelling
Ethylene-d4 is utilized as a labelled reagent in various chemical syntheses and mechanistic studies. Its deuterated nature allows for tracking reaction pathways and identifying intermediates using mass spectrometry or NMR spectroscopy.
Internal Standard
Due to its distinct mass-to-charge ratio (M+4), Ethylene-d4 is employed as an internal standard in gas chromatography-mass spectrometry (GC-MS) and other analytical techniques for accurate quantification of ethylene or related compounds.
Spectroscopic Studies
This deuterated ethylene is valuable for NMR spectroscopy (e.g., 2H NMR) and IR spectroscopy, aiding in the elucidation of molecular structure and vibrational properties of ethylene-containing systems.
| Molecular weight | 32.08 |
|---|---|
| Linear formula | CD2=CD2 |
| Boiling point | −104 °C(lit.) |
| Vapour pressure | 35.04 atm (20 °C) |
| Vapour density | 0.97 (vs air) |
| Autoignition temp | 842 °F |
| Melting point | −169 °C(lit.) |
Hazard statements
- H220Extremely flammable gas
- H280Contains gas under pressure; may explode if heated
- H336May cause drowsiness or dizziness
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P410Protect from sunlight
| Flash point | -100 °C / -148 °F |
|---|---|
| Transport (UN / ADR) | UN 1962 2.1 |
| Water hazard class (WGK, DE) | nwg |
| Hazard codes (EU) | F+ |
| Risk statements (R) | 12-67 |
| Safety statements (S) | 9-16-33-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | mol wt 32.04 by atom % calculation |
|---|---|
| Isotopic Purity | 99 atom % D |
| Mass Shift | M+4 |
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-d4 used for?
+
Ethylene-d4 is used in chemical synthesis for isotopic labelling, as an internal standard in analytical chemistry, and for spectroscopic studies.
What is the CAS number and formula for Ethylene-d4?
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The CAS number for Ethylene-d4 is 683-73-8, and its formula is CD2=CD2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethylene-d4 with an isotopic purity of 99 atom % D. We do not represent this product as USP, BP, EP or any other pharmacopoeia grade.
What are the primary safety hazards of Ethylene-d4?
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Ethylene-d4 is an extremely flammable gas (H220) and can cause drowsiness or dizziness (H336). It may also cause cold burns or frostbite due to rapid evaporation (H280). Handle with extreme caution in well-ventilated areas, away from ignition sources, and use appropriate personal protective equipment.
How is Ethylene-d4 packed, shipped, and exported?
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Ethylene-d4 is typically supplied as a compressed gas. TSS adheres to all international regulations for the safe packing, shipping, and export of hazardous materials like compressed gases.
How can I request a quote or sample for Ethylene-d4?
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To request a quote or sample, please contact our sales team through the website or provide your details via the 'enquire' button.
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