2H-Pyrrolo[3,2-d]oxazole CAS 140468-76-4
| CAS No. | 140468-76-4 |
| Molecular Formula | C5H4N2O |
| Molecular Weight | 108.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2H-Pyrrolo[3,2-d]oxazole (CAS 140468-76-4), molecular formula C5H4N2O and molecular weight 108.10 g/mol, is a CATO reference standard with documented purity and traceability.
2H-Pyrrolo[3,2-d]oxazole (C5H4N2O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2H-Pyrrolo[3,2-d]oxazole 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 | C5H4N2O |
| Molecular Weight | 108.10 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 2 |
Related H Standards
- 2H-Pyrrolo[3,4-c]pyridine (CAS 270-70-2)
- 3H-Pyrrolo[3,2-b]pyridine (CAS 272-48-0)
- 6H-Pyrrolo[2,3-c]pyridine (CAS 271-28-3)
- 6H-Pyrrolo[3,4-b]pyridine (CAS 271-01-2)
- 7H-Pyrrolo[2,3-b]pyridine (CAS 89267-19-6)
- Pyrrolo[1,2-a]pyrimidine (CAS 274-66-8)
- 4H-Pyrrolo[3,4-d]pyrimidine (CAS 14458-74-3)
- 1H-Pyrrolo[3,4-d]pyrimidine (CAS 14529-49-8)
Recommended Standards
- 5-Aminopyrazole-3-carbonitrile (CAS 125144-04-9)
- 2-(2H-1,2,3-Triazol-2-yl)acetonitrile (CAS 1554159-63-5)
- 5-Methyl-oxazole-4-carbonitrile (CAS 1240598-07-5)
- N-(cyanomethyl)prop-2-ynamide (CAS 1849381-03-8)
- n-(2-Chloro-4-methylphenyl)-6-oxo-1,6-dihydropyridine-3-carboxamide (CAS 923821-70-9)
- 2-[n-(butan-2-yl)2-bromobenzenesulfonamido]acetic acid (CAS 1183039-02-2)
- 5-Acetyl-8-(phenylmethoxy)quinoline, 97% (CAS 26872-48-0)
- 2-(3-Chlorophenyl)-2,2-difluoroacetamide (CAS 780769-48-4)
- (3aS,8aR)-2-(6-Benzhydrylpyridin-2-yl)-4,8b-dihydro-3aH-indeno[1,2-d][1,3]oxazole (CAS 2757083-52-4)
- 3-Morpholino-1H-indazol-5-amine (CAS 131875-38-2)
- 9-Ethyl-8-oxo-6,7,8,9-tetrahydro-5H-carbazole-3-carboxylic acid (CAS 354993-58-1)
- 3-(Hydroxymethyl)oxane-3-carboxylic acid (CAS 1417344-58-1)
- 4-(3-Methoxyphenyl)butanal (CAS 91152-86-2)
- Liraglutide Impurity 30 (CAS CATO-C4X-199230)
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