Trichloroacetic acid-1-13C
Trichloroacetic acid-1-13C (CAS: 173470-69-4), with the molecular formula Cl<sub>3</sub><sup>13</sup>CCO<sub>2</sub>H and a molecular weight of 164.38 g/mol, is a stable isotope-labelled organic acid. This compound serves as a critical reagent in specialised chemical synthesis, particularly in research and development where precise isotopic tracing is required. Its applications extend to metabolic studies and analytical chemistry.

Chemical Synthesis
Trichloroacetic acid-1-13C is employed as a building block or reagent in organic synthesis, enabling the incorporation of a 13C isotope label into target molecules for metabolic pathway elucidation or mechanistic studies.
Isotope Labelling Studies
Its primary use is in research settings for isotopic labelling, allowing scientists to track the fate of molecules in biological systems or reaction pathways with high accuracy.
Analytical Standards
The compound can be used as an internal standard in mass spectrometry-based analytical methods where precise quantification or identification of related compounds is necessary.
| Molecular weight | 164.38 |
|---|---|
| Linear formula | Cl313CCO2H |
| Boiling point | 196 °C(lit.) |
| Density | 1.630 g/mL at 25 °C |
| Melting point | 54-58 °C(lit.) |


Hazard statements
- H314Causes severe skin burns and eye damage
- H400Very toxic to aquatic life
Precautionary statements
- 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 | 113 °C / 235.4 °F |
|---|---|
| Transport (UN / ADR) | UN 1839 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | mol wt 164.37 by atom % calculation |
|---|---|
| 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 Trichloroacetic acid-1-13C used for?
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Trichloroacetic acid-1-13C is primarily used in chemical synthesis for isotope labelling studies, metabolic research, and as an analytical standard in mass spectrometry.
What are the CAS number and formula for Trichloroacetic acid-1-13C?
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The CAS number is 173470-69-4 and the formula is Cl<sub>3</sub><sup>13</sup>CCO<sub>2</sub>H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trichloroacetic acid-1-13C with an isotopic purity of 99 atom % 13C. We do not represent this product as USP, BP, or EP grade.
How should Trichloroacetic acid-1-13C be handled safely?
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Trichloroacetic acid-1-13C is a Danger substance that causes severe skin burns and eye damage (H314) and is very toxic to aquatic life (H400). Handle with appropriate personal protective equipment, including gloves, eye protection, and protective clothing, in a well-ventilated area. Avoid release to the environment.
How is Trichloroacetic acid-1-13C packaged, shipped, and exported?
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This product is classified under UN 1839, Hazard Class 8, Packing Group II. TSS ensures compliant packaging and documentation for global export.
How can I request a sample or quote for Trichloroacetic acid-1-13C?
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Please contact our sales team via the website or your designated account manager to request a sample or a formal quotation.
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