Ammonia-d3
Ammonia-d3 (CAS: 13550-49-7, ND3) is a deuterated form of ammonia with a molecular weight of 20.05 g/mol. This stable isotope compound is primarily used in scientific research and specialised chemical synthesis. Its isotopic purity of 99 atom % D makes it valuable for isotopic labelling studies, NMR spectroscopy, and as a precursor in advanced materials research, particularly in fields like alternative energy and hydrogen storage.

Isotopic Labelling Studies
Ammonia-d3 serves as a crucial reagent for isotopic labelling in organic synthesis and biochemical research. Its deuterium incorporation allows for tracking reaction mechanisms and metabolic pathways with high specificity in analytical techniques.
NMR Spectroscopy
As a deuterated compound, Ammonia-d3 is employed as a solvent or reference standard in Nuclear Magnetic Resonance (NMR) spectroscopy. This is particularly useful in distinguishing deuterium signals from proton signals in complex molecular structures.
Materials Science Research
This deuterated gas is utilised in materials science for developing advanced materials, including those for hydrogen storage and alternative energy applications. Its isotopic nature aids in understanding material interactions at a molecular level.
Chemical Synthesis
Ammonia-d3 acts as a building block or reagent in specialised chemical synthesis, where precise isotopic composition is required for product characterisation or to influence reaction kinetics.
| Molecular weight | 20.05 |
|---|---|
| Linear formula | ND3 |
| Boiling point | −33 °C(lit.) |
| Vapour pressure | 4802 mmHg (15.5 °C) |
| Vapour density | 0.6 (vs air) |
| Autoignition temp | 1203 °F |
| Melting point | −78 °C(lit.) |




Hazard statements
- H221Flammable gas
- H280Contains gas under pressure; may explode if heated
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
- H400Very toxic to aquatic life
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Flash point | 132 °C / 269.6 °F |
|---|---|
| Transport (UN / ADR) | UN 1005 2.3(8) |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 10-23-34-50 |
| Safety statements (S) | 9-16-26-36/37/39-45-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | mol wt 20.02 by atom % calculation |
|---|---|
| Isotopic Purity | 99 atom % D |
| Mass Shift | M+3 |
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 Ammonia-d3 used for?
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Ammonia-d3 is used for isotopic labelling studies, NMR spectroscopy, materials science research (especially in hydrogen storage and alternative energy), and specialised chemical synthesis where deuterium incorporation is required.
What is the CAS number and formula for Ammonia-d3?
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The CAS number for Ammonia-d3 is 13550-49-7, and its formula is ND3.
What grade and purity does Tech Serve Solutions supply for Ammonia-d3?
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Tech Serve Solutions supplies Ammonia-d3 with an isotopic purity of 99 atom % D. We do not represent this product as USP, BP, or EP grade; it is suitable for research and technical applications.
How is Ammonia-d3 handled and shipped?
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Ammonia-d3 is a flammable gas under pressure, causes severe skin burns and eye damage, and is toxic if inhaled. It is classified with GHS04, GHS05, GHS06, GHS09 symbols and carries a 'Danger' signal word. Shipping adheres to UN 1005 2.3(8) regulations for toxic and flammable gases.
Can I request a sample or quote for Ammonia-d3?
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Yes, you can request a sample or a quote for Ammonia-d3 by contacting our sales team through the website or by calling us directly. Please specify your required quantity and delivery location.
Is Ammonia-d3 a controlled substance?
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The provided data does not indicate that Ammonia-d3 (CAS: 13550-49-7) is a controlled substance. However, users should always comply with local regulations regarding its handling and use.
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