1-(Pyrazin-2-yl)-1,7-diazaspiro[4.4]nonane CAS 646056-21-5
| CAS No. | 646056-21-5 |
| Molecular Formula | C11H16N4 |
| Molecular Weight | 204.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
1-(Pyrazin-2-yl)-1,7-diazaspiro[4.4]nonane (CAS 646056-21-5), molecular formula C11H16N4 and molecular weight 204.27 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H16N4, 1-(Pyrazin-2-yl)-1,7-diazaspiro[4.4]nonane contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 204.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H16N4 |
| Molecular Weight | 204.27 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
Related Pyrazin Standards
- 7-(Pyrazin-2-yl)-1,7-diazaspiro[4.4]nonane (CAS 646056-08-8)
- 2-(Pyrazin-2-ylthio)pyridin-3-amine (CAS 88048-63-9)
- 1-Methyl-3-(pyrazin-2-yl)-1h-pyrazole-4-carboxylic acid (CAS 1339822-86-4)
- 1-(Pyrazin-2-yl)-1H-imidazole-4-carbohydrazide (CAS 1355227-02-9)
- Methyl 1-(pyrazin-2-yl)-1H-imidazole-4-carboxylate (CAS 1702590-82-6)
- Methyl 3-(pyrazin-2-yl)-1H-pyrazole-5-carboxylate (CAS 1873310-01-0)
- 1-Methyl-3-(pyrazin-2-yl)-1H-pyrazole-5-carboxylic acid (CAS 2091184-83-5)
- 2-(3-(Pyrazin-2-yl)-1H-1,2,4-triazol-5-yl)acetic acid (CAS 1087648-44-9)
Recommended Standards
- 1-(8-Amino-2,3,4,5-tetrahydro-1H-benzo[b]azepin-1-yl)ethan-1-one (CAS 873056-24-7)
- 1-(Pyridazin-3-yl)-1,7-diazaspiro[4.4]nonane (CAS 646056-22-6)
- 1-(6-Amino-3,4-dihydroquinolin-1(2h)-yl)propan-1-one (CAS 869943-39-5)
- 1-(pyridin-4-yl)cyclohexane-1-carboxamide (CAS 682739-20-4)
- 1-((4-Fluorophenyl)sulfonyl)-N-(4-sulfamoylphenyl)piperidine-4-carboxamide (CAS 941962-22-7)
- 2-(2-Bromo-4-methylphenoxy)ethanamine hydrochloride (CAS 340015-16-9)
- 1220021-11-3 3-Azetidinyl tetrahydro-2H-pyran-4-carboxylate trifluoroacetate (CAS 1220021-11-3)
- 3-((4-Methyl-1,4-diazepan-1-yl)sulfonyl)aniline (CAS 1042561-91-0)
- 5-Amino-3-(3-hydroxypropyl)benzo[d]oxazol-2(3h)-one (CAS 1249969-14-9)
- Ethyl 3-((4-chlorophenyl)thio)-1H-indole-2-carboxylate (CAS 1182712-88-4)
- 4-Methyl-6-(methylamino)nicotinonitrile (CAS 1355208-01-3)
- N,N,N′,N′-tetrakis(2-pyridylmethyl)ethylenediamine (CAS 16858-02-9)
- 6-Boc-6-azaspiro[3.4]octan-2-one (CAS 203661-71-6)
- Myosin Kinase Inhibiting Peptide (CAS 119386-39-9)
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