1,4,7-Triazacyclononane trihydrochloride
1,4,7-Triazacyclononane trihydrochloride (CAS 58966-93-1), a macrocyclic amine salt with the molecular formula C6H15N3 · 3HCl and a molecular weight of 238.59 g/mol, functions as a selective chelating agent. This compound is primarily utilised as a reagent in complexometric titrations. It is also employed in chemical synthesis and as a synthetic reagent in various laboratory applications.
- Synonyms
- 58966-93-1, C6H15N3 · 3HCl

Complexometric Titrations
Serves as a selective reagent for complexometric titrations. Its structure allows for high selectivity in binding specific cations, making it valuable for quantitative analysis.
Chemical Synthesis
Utilised as a building block or reagent in organic and inorganic synthesis. Its unique macrocyclic structure can be incorporated into larger molecules or used to facilitate specific reactions.
Coordination Chemistry
Acts as a ligand in coordination chemistry, forming stable complexes with various metal ions. This property is explored in research related to catalysis and material science.
| Molecular weight | 238.59 |
|---|---|
| Empirical formula | C6H15N3 · 3HCl |
| Assay | 97% |
| Application | Possible reagent for compleximetric titrations with high cation-binding selectivity. |
| Melting point | 288 °C (dec.)(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 1,4,7-Triazacyclononane trihydrochloride used for?
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1,4,7-Triazacyclononane trihydrochloride (CAS 58966-93-1) is used as a selective reagent for complexometric titrations and in chemical synthesis.
What is the CAS number and formula for 1,4,7-Triazacyclononane trihydrochloride?
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The CAS number is 58966-93-1 and the formula is C6H15N3 · 3HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,4,7-Triazacyclononane trihydrochloride with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 1,4,7-Triazacyclononane trihydrochloride be handled?
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This compound is classified as Danger (GHS05) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, faceshields, gloves, and respiratory protection (type N100 US/type P3 EN143), must be used. Handle in a well-ventilated area. Refer to the Safety Data Sheet for full handling instructions.
Is 1,4,7-Triazacyclononane trihydrochloride a controlled substance?
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The provided data does not indicate that 1,4,7-Triazacyclononane trihydrochloride is a controlled substance.
How is 1,4,7-Triazacyclononane trihydrochloride packed and shipped?
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This chemical is shipped according to UN 3261, Class 8, Packing Group II regulations for corrosive solid organic acids, or similar, and is exported globally by Tech Serve Solutions.
How can I request a quote or sample for 1,4,7-Triazacyclononane trihydrochloride?
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Please contact our sales department via the website or telephone to request a quotation or sample of 1,4,7-Triazacyclononane trihydrochloride.
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