5H-Oxazolo[3,2-a]pyridin-5-ol CAS 201532-30-1
| CAS No. | 201532-30-1 |
| Molecular Formula | C7H7NO2 |
| Molecular Weight | 137.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 5H-Oxazolo[3,2-a]pyridin-5-ol (CAS 201532-30-1), a certified reference material (molecular formula C7H7NO2, MW 137.14 g/mol) for analytical method development and quality control.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 5H-Oxazolo[3,2-a]pyridin-5-ol is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 137.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 5H-Oxazolo[3,2-a]pyridin-5-ol 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 | C7H7NO2 |
| Molecular Weight | 137.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 1 |
Related H Standards
- 7H-Oxazolo[3,2-a]pyridin-7-ol (CAS 201532-34-5)
- Oxazolo[5,4-d]pyrimidin-2(1H)-one (CAS 90889-60-4)
- Oxazolo[5,4-d]pyrimidin-7-ol (CAS 27433-54-1)
- 5H-Oxazolo[3,2-a]pyridin-5-amine (CAS 201532-32-3)
- [1,3]oxazolo[5,4-d]pyrimidin-7-amine (CAS 10325-61-8)
- Oxazolo[5,4-b]pyridin-2(1H)-one (CAS 118767-92-3)
- Oxazolo[4,5-b]pyridin-2(3H)-one (CAS 60832-72-6)
- Oxazolo[4,5-c]pyridin-2(3H)-one (CAS 59851-50-2)
Recommended Standards
- 5-Azaspiro[2.5]Oct-7-ene-4,6-dione (CAS 910052-67-4)
- 5-Hydroxy-6-methylnicotinaldehyde (CAS 51947-98-9)
- 5-Aminonicotinamide (CAS 60524-14-3)
- 5-Isocyanato-1,3-dimethyl-1H-pyrazole (CAS 785781-34-2)
- 2-(3,4-Dihydroxyphenyl)-3-hydroxy-6-propyl-4H-chromen-4-one (CAS 1313738-79-2)
- AB-005 (CAS 895155-25-6)
- 3-(3-Pyridyl)-1,2,5-oxadiazole (CAS 131988-03-9)
- 3-(3-Ethoxypropyl)quinazoline-2,4(1H,3H)-dione (CAS 94507-30-9)
- Baricitinib Impurity 56 (CAS CATO-C4X-226056)
- N2,N2-diethylpyrrolo[2,1-f][1,2,4]triazine-2,4-diamine (CAS 2092247-47-5)
- 4-Amino-5-bromo-6-phenylpyridazin-3(2H)-one (CAS 350578-55-1)
- Levocarnitine Impurity 32 (CAS CATO-C4X-129232)
- 5-Formyl-6-methoxynicotinonitrile (CAS 351410-63-4)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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