2-(4-Aminobenzo[d]oxazol-2-yl)acetic acid CAS 1555879-95-2
| CAS No. | 1555879-95-2 |
| Molecular Formula | C9H8N2O3 |
| Molecular Weight | 192.17 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 2-(4-Aminobenzo[d]oxazol-2-yl)acetic acid (CAS 1555879-95-2), a certified reference material (molecular formula C9H8N2O3, MW 192.17 g/mol) for analytical method development and quality control.
Structurally, 2-(4-Aminobenzo[d]oxazol-2-yl)acetic acid (C9H8N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 192.17 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-(4-Aminobenzo[d]oxazol-2-yl)acetic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H8N2O3 |
| Molecular Weight | 192.17 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
Related Aminobenzo Standards
- Methyl 2-aminobenzo[d]oxazole-4-carboxylate (CAS 1007112-51-7)
- Methyl 5-aminobenzo[d]oxazole-2-carboxylate (CAS 1035093-77-6)
- 2-(2-Aminobenzo[d]oxazol-6-yl)acetic acid (CAS 1453089-60-5)
- 2-(2-Aminobenzo[d]oxazol-5-yl)acetic acid (CAS 1453089-83-2)
- 2-(2-Aminobenzo[d]oxazol-7-yl)acetic acid (CAS 1803740-24-0)
- Methyl 2-aminobenzo[d]oxazole-5-carboxylate (CAS 56388-02-4)
- Methyl 3-aminobenzo[d]isoxazole-5-carboxylate (CAS 737802-51-6)
- methyl 3-aminobenzo[d]isoxazole-6-carboxylate (CAS 501904-27-4)
Recommended Standards
- (3Z)-3-[(Furan-2-yl)methylidene]piperazine-2,5-dione (CAS 155527-33-6)
- 4-hydroxy-1-methyl-1H-indazole-6-carboxylic acid (CAS 1556216-36-4)
- 5-(5-(Aminomethyl)-1,2,4-oxadiazol-3-yl)pyridin-2-ol (CAS 1550947-43-7)
- 7-hydroxy-1-methyl-1H-indazole-5-carboxylic acid (CAS 1557885-86-5)
- 2-(2-(Sec-butyl)phenoxy)propanoic acid (CAS 887029-70-1)
- 1-(1,5-Dimethyl-1h-pyrazol-4-yl)-4,4-difluorobutane-1,3-dione (CAS 1005585-64-7)
- (1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5S,E)-5-Cyclopropyl-5-hydroxypent-3-en-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol (CAS 910133-70-9)
- Clozapine-D4 (CAS 204395-52-8)
- 4-tert-Butylphenyl Glycidyl Ether (CAS 3101-60-8)
- methyl 4-sulfanylcyclopent-2-ene-1-carboxylate (CAS 344324-77-2)
- (Z)-2-((4-chlorophenyl)thio)-1-(2,7-dimethylimidazo[1,2-a]pyridin-3-yl)ethan-1-one O-(4-fluorobenzyl) oxime (CAS 478047-79-9)
- 2-(4-Methyl-3-nitrobenzenesulfonamido)benzoic acid (CAS 328028-08-6)
- [(4-Fluoro-benzyl)-methyl-amino]-acetic acidhydrochloride (CAS 1185299-93-7)
- Semaglutide impurity 94 (CAS CATO-C4X-222694)
Why CATO?
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