Deuterium chloride
Deuterium chloride (DCl, CAS 7698-05-7) is a deuterated analog of hydrogen chloride, with a molecular weight of 37.47 g/mol. This isotopically pure gas, with 99 atom % D, is primarily utilised in chemical synthesis and as a specialty gas in various research applications. Its isotopic labelling makes it invaluable for reaction mechanism studies and analytical techniques requiring isotopic tracers. Tech Serve Solutions offers this compound for research and development purposes.
- IUPAC
- Deutero-hydrochloric acid

Chemical Synthesis
Deuterium chloride serves as a deuterated building block or reagent in organic synthesis. Its incorporation allows for the synthesis of isotopically labelled compounds essential for mechanistic studies and drug development.
Isotopic Tracer Studies
Utilised in research to trace reaction pathways and understand kinetic isotope effects. The mass shift (M+1) provides a clear marker for tracking the deuterated species.
Spectroscopy and Analytical Chemistry
Can be used as a calibration gas or internal standard in mass spectrometry and NMR spectroscopy, particularly in studies involving deuterium labelling.
Specialty Gas Applications
Employed in specialised research environments where the use of a deuterated gas is required for specific experimental setups or analyses.
| Molecular weight | 37.47 |
|---|---|
| Linear formula | DCl |
| Boiling point | −85 °C(lit.) |
| Vapour pressure | 613 psi (21.1 °C) |
| Vapour density | 1.3 (vs air) |
| Melting point | −114 °C(lit.) |



Hazard statements
- H280Contains gas under pressure; may explode if heated
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
- P410Protect from sunlight
| Transport (UN / ADR) | UN 1050 2.3 |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | T,C |
| Risk statements (R) | 23-35 |
| Safety statements (S) | 9-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Isotopic Purity | 99 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 Deuterium chloride used for?
+
Deuterium chloride (DCl) is used in chemical synthesis as a deuterated reagent, for isotopic tracer studies to understand reaction mechanisms, and in spectroscopy and analytical chemistry, particularly in mass spectrometry and NMR, for calibration or as an internal standard.
What is the CAS number and formula for Deuterium chloride?
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The CAS number for Deuterium chloride is 7698-05-7, and its formula is DCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Deuterium chloride with an isotopic purity of 99 atom % D. We do not represent this product as USP, BP, or EP grade; it is intended for research and technical applications.
How is Deuterium chloride supplied and shipped?
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Deuterium chloride is supplied as a gas. It is shipped in compliance with all relevant regulations for hazardous materials transport, including UN 1050 2.3 designation.
What are the main hazards associated with Deuterium chloride?
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Deuterium chloride is a highly hazardous substance. It is classified under GHS04, GHS05, and GHS06 with the signal word 'Danger'. It causes severe skin burns and eye damage (H314), is toxic if inhaled (H331), and contains gas under pressure (H280).
How can I request a sample or quote for Deuterium chloride?
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To request a sample or quote for Deuterium chloride, please contact our sales department through the website or by calling us directly.
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