4-(6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-yl)phenol CAS 923235-74-9
| CAS No. | 923235-74-9 |
| Molecular Formula | C13H15N3O |
| Molecular Weight | 229.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-yl)phenol (CAS 923235-74-9), molecular formula C13H15N3O and molecular weight 229.28 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-yl)phenol (C13H15N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 229.28 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 4-(6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-yl)phenol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H15N3O |
| Molecular Weight | 229.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related tetrahydro Standards
- 2-(6,7,8,9-Tetrahydro-5h-[1,2,4]triazolo[4,3-a]azepin-3-yl)-phenol (CAS 108877-44-7)
- 3-(1-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazol-5-yl)pyridine (CAS 1443289-82-4)
- 6-Benzyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridin-3(2H)-one 909187-64-0 C13H15N3O W9349 (CAS 909187-64-0)
- 9-Methyl-6,7,8,9-tetrahydro-5H-carbazole-3-carboxylic acid (CAS 107455-70-9)
- 3-methyl-2,3,4,9-tetrahydro-1H-carbazole-8-carboxylic acid (CAS 185556-32-5)
- 2-(1,2,3,4-Tetrahydro-9H-carbazol-9-yl)acetic acid (CAS 21144-93-4)
- 2-(2,3,4,9-Tetrahydro-1H-carbazol-7-yl)acetic acid (CAS 305338-22-1)
- 3-Methyl-2,3,4,9-tetrahydro-1H-carbazole-6-carboxylic acid (CAS 446829-41-0)
Recommended Standards
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