Bromomethane-13C
Bromomethane-13C (CAS 51624-21-6), with the formula 13CH3Br and a molecular weight of 95.93 g/mol, is an isotopically labelled compound of bromomethane. It is primarily used as an analytical standard for environmental monitoring and in chemical synthesis where precise isotopic tracing is required. Its applications span environmental analysis, research, and specialised industrial processes needing labelled compounds.
- IUPAC
- Methyl-13C bromide
- Synonyms
- Methyl-13C bromide
Environmental Analysis Standard
Utilised as a stable isotope labelled internal standard in gas chromatography-mass spectrometry (GC-MS) for the accurate quantification of bromomethane in environmental samples. This helps in monitoring its presence and impact in soil, water, and air.
Chemical Synthesis
Serves as a valuable building block in organic synthesis for introducing a labelled methyl group into target molecules. Its use is crucial in mechanistic studies and the synthesis of complex organic compounds where isotopic enrichment is necessary.
Research and Development
Employed in laboratory research for tracing metabolic pathways, reaction mechanisms, and for use in labelled compound studies. Its isotopic signature allows for unambiguous identification and quantification in complex matrices.
| Molecular weight | 95.93 |
|---|---|
| Empirical formula | 13CH3Br |
| Boiling point | 4 °C(lit.) |
| Density | 1.73 g/mL at 0 °C(lit.) |
| Vapour pressure | 1420 mmHg (20 °C) |
| Vapour density | 3.3 (20 °C, vs air) |
| Autoignition temp | 996 °F |
| Melting point | −94 °C(lit.) |
Hazard statements
- H280Contains gas under pressure; may explode if heated
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H341Suspected of causing genetic defects
- H373May cause damage to organs through prolonged exposure
- H400Very toxic to aquatic life
- H420
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P281Use personal protective equipment as required
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US) |
|---|---|
| Transport (UN / ADR) | UN 1062 2.3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/25-36/37/38-48/20-50-59-68 |
| Safety statements (S) | 15-27-36/39-38-45-59-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | mol wt 95.93 by atom % calculation |
|---|---|
| Expl Lim | 16 % |
| Isotopic Purity | 99 atom % 13C |
| 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 Bromomethane-13C used for?
+
Bromomethane-13C (CAS 51624-21-6) is used as an analytical standard in environmental monitoring and as a labelled reagent in chemical synthesis for isotopic tracing.
What is the CAS number and formula for Bromomethane-13C?
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The CAS number is 51624-21-6 and the formula is 13CH3Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bromomethane-13C with a minimum isotopic purity of 99 atom % 13C. TSS does not represent this product as USP, BP, EP, or any pharmacopoeia grade; it is supplied for research and analytical purposes.
How is Bromomethane-13C handled and shipped?
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Bromomethane-13C is a highly toxic and environmentally hazardous gas. It is shipped under pressure according to UN 1062 regulations for hazardous materials, requiring careful handling with appropriate personal protective equipment including respirators, gloves, and eye protection.
Can I request a sample or a quote for Bromomethane-13C?
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Yes, you can request a sample or obtain a quote by contacting our sales team through the website or by calling our customer service line.
Is Bromomethane-13C a controlled substance?
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Bromomethane is listed as a pesticide and fumigant. While not typically scheduled as a controlled substance in the same manner as narcotics, its handling, use, and disposal are subject to strict environmental regulations due to its toxicity and ozone-depleting potential.
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