2-Aza-spiro[4.4]nonane-4-carboxylic acid hydrochloride CAS 1965309-22-1
| CAS No. | 1965309-22-1 |
| Molecular Formula | C9H15NO2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-Aza-spiro[4.4]nonane-4-carboxylic acid hydrochloride is closely related to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2-Aza-spiro[4.4]nonane-4-carboxylic acid hydrochloride (CAS 1965309-22-1), a certified reference material (molecular formula C9H15NO2HCl, MW 205.68 g/mol) for analytical method development and quality control.
Structurally, 2-Aza-spiro[4.4]nonane-4-carboxylic acid hydrochloride (C9H15NO2HCl) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 205.68 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
As a certified reference material (CRM), 2-Aza-spiro[4.4]nonane-4-carboxylic acid hydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H15NO2 HCl |
| Molecular Weight | 205.68 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Aza Standards
- 1h-Spiro[furo[3,4-c]pyridine-3,4'-piperidine] dihydrochloride (CAS 1017599-04-0)
- SPIRO[IMIDAZOLIDINE-4,1'-INDENE]-2,5-DIONE (CAS 102325-53-1)
- Spiro[adamantane-2,3'-indole]-2'-amine hydrochloride (CAS 1029986-95-5)
- 1'H-Spiro[piperidine-4,4'-quinolin]-2'(3'H)-one hydrochloride (CAS 1032143-27-3)
- spiro[7H-furo[3,4-b]pyridine-5,4'-piperidine] (CAS 1036408-86-2)
- Spiro[piperidine-4,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one hydrochloride (CAS 1038866-43-1)
- Spiro[piperidine-4,4'-pyrido[2,3-d][1,3]oxazin]-2'(1'H)-one hydrochloride (CAS 1038866-44-2)
- Spiro[cyclopentane-1,1'-indene] (CAS 10408-80-7)
Recommended Standards
- 4-Bromo-2,5-dimethylpyrimidine (CAS 2169143-52-4)
- [1-(6-Chloro-3-pyridyl)cyclobutyl]methanol (CAS 1935220-71-5)
- 2-Chloro-4-phenylbenzonitrile (CAS 5435-92-7)
- 2-chloro-7-methyl-[1,2,4]triazolo[1,5-a]pyridine (CAS 1554587-47-1)
- Methyl 4-(aminomethyl)-6-bromopicolinate (CAS 1393557-58-8)
- 4-Methyl-2-(4-propoxybenzoyl)pyridine (CAS 1187166-71-7)
- 1-(2-(2-Methoxyethoxy)ethyl)-1h-pyrazole-5-carboxylic acid (CAS 1344292-41-6)
- 8-Amino-7-methylphenazin-2-ol (CAS 92-25-1)
- 3,5-Dimethyl-2-phenyl-1H-pyrrole (CAS 3274-53-1)
- Insulin Glulisine (CAS 207748-29-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com