6-Aminobenzo[d]oxazol-2(3H)-one hydrochloride CAS 77408-78-7
| CAS No. | 77408-78-7 |
| Molecular Formula | C7H6N2O2 |
| Molecular Weight | N/A |
| 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.
6-Aminobenzo[d]oxazol-2(3H)-one hydrochloride (CAS 77408-78-7), molecular formula C7H6N2O2HCl and molecular weight 186.59 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Aminobenzo[d]oxazol-2(3H)-one hydrochloride (C7H6N2O2HCl) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 186.59 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.
CATO manufactures 6-Aminobenzo[d]oxazol-2(3H)-one hydrochloride 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 | C7H6N2O2 HCl |
| Molecular Weight | 186.59 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Aminobenzo Standards
- 2-Aminobenzo[d]thiazol-4-ol hydrobromide (CAS 1000013-64-8)
- Methyl 2-aminobenzo[d]oxazole-4-carboxylate (CAS 1007112-51-7)
- Methyl 5-aminobenzo[d]oxazole-2-carboxylate (CAS 1035093-77-6)
- 3-(2-Aminobenzo[d]thiazol-6-yl)propanoic acid hydrobromide (CAS 1052543-53-9)
- 2-Aminobenzo[d]thiazole-5-carbonitrile (CAS 105314-08-7)
- (2-Aminobenzo[d]thiazol-6-yl)methanol (CAS 106429-07-6)
- 5-(2-Aminobenzo[d]thiazol-6-yl)imidazolidine-2,4-dione (CAS 106429-09-8)
- (2-Aminobenzo[d]thiazol-6-yl)(pyrrolidin-1-yl)methanone (CAS 1071360-23-0)
Recommended Standards
- 2-(3-(m-Tolyl)-1H-pyrazol-1-yl)ethan-1-amine (CAS 1020706-54-0)
- Ethyl 3-(1H-pyrrole-2-carboxamido)propanoate (CAS 129053-83-4)
- 1-Docosahexaenoyl-sn-glycero-3-phosphocholine (CAS 162440-05-3)
- 2-(2-Chlorophenyl)-5-methylmorpholine hydrochloride (CAS 1311314-98-3)
- 2,4-Dichloro-7-methoxyquinazolin-6-ol (CAS 866823-27-0)
- Tert-butyl (S)-((4-methylmorpholin-3-yl)methyl)carbamate (CAS 2381558-98-9)
- N-tert-Butylacrylamide (CAS 107-58-4)
- [(2-chloro-6-fluorophenyl)methyl][3-(1h-imidazol-1-yl)propyl]amine (CAS 852934-12-4)
- (R)-4-(tert-Butoxy)-2-(methylamino)-4-oxobutanoic acid (CAS 2044709-83-1)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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