4-methyl-3-(pyridin-3-yl)-1,2-oxazol-5-amine CAS 1092307-33-9
| CAS No. | 1092307-33-9 |
| Molecular Formula | C9H9N3O |
| Molecular Weight | 175.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-methyl-3-(pyridin-3-yl)-1,2-oxazol-5-amine (CAS 1092307-33-9), a certified reference material (molecular formula C9H9N3O, MW 175.19 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9N3O, 4-methyl-3-(pyridin-3-yl)-1,2-oxazol-5-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C9H9N3O |
| Molecular Weight | 175.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
Related methyl Standards
- 3-Methyl-1-(pyridin-4-yl)-4,5-dihydro-1H-pyrazol-5-one (CAS 111988-01-3)
- 1-(Pyridin-3-ylmethyl)-1h-1,2,4-triazol-3-amine (CAS 1178229-40-7)
- 1-(pyridin-4-ylmethyl)-1H-1,2,4-triazol-3-amine (CAS 1182736-00-0)
- 1-[(pyridin-2-yl)methyl]-1h-1,2,4-triazol-3-amine (CAS 1184416-55-4)
- (1-(Pyridin-2-yl)-1H-pyrazol-4-yl)methanol (CAS 1199773-61-9)
- 1-Methyl-3-(pyridin-4-yl)-4,5-dihydro-1H-pyrazol-5-one (CAS 1221723-78-9)
- 3-methyl-1-(pyridin-4-yl)-1h-1,2,4-triaZol-5-amine (CAS 1247374-68-0)
- 1-Methyl-3-(pyridin-2-yl)-1H-pyrazol-5-ol (CAS 1279105-86-0)
Recommended Standards
- 5-Methyl-N-(prop-2-yn-1-yl)pyrazine-2-carboxamide (CAS 1090836-16-0)
- 5-Methyl-1H,2H,7H-pyrido[3,2-d][1,2]diazepin-2-one (CAS 1092344-97-2)
- 5-(m-tolyl)-1,3,4-oxadiazol-2-amine (CAS 109060-64-2)
- 8-Amino-7-methylquinazolin-4(3H)-one (CAS 1093101-65-5)
- 2-(Cyclopropyl(hydroxy)methyl)benzonitrile (CAS 1260380-33-3)
- 2-Amino-5-methoxy-4-methylbenzonitrile (CAS 959137-58-7)
- 3-(3-Chloro-2-fluoropyridin-4-yl)propan-1-amine (CAS 1393554-82-9)
- 5-(Naphthalen-1-ylamino)-1H-1,2,3-triazole-4-carboxylic acid (CAS 70292-26-1)
- Methyl 1-benzylpyrrolidine-3-carboxylate oxalate (CAS 2101206-24-8)
- 5-methyl-4-phenyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 1010-54-4)
- 4-(Dodecyloxy)-2-hydroxy benzophenone (CAS 2985-59-3)
- (2R,3R)-3-(tert-Butyl)-4-(2,6-diisopropoxyphenyl)-2-methyl-2,3-dihydrobenzo[d][1,3]oxaphosphole (CAS 2565792-46-1)
- Octahydro-[1,3]oxazolo[5,4-c]pyridin-2-one hydrochloride (CAS 1427170-55-5)
- Semaglutide impurity 249 (CAS CATO-C4X-2226249)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com