3-Amino-5-methyl-2,3-dihydrobenzo[b][1,4]oxazepin-4(5H)-one CAS 1822340-52-2
| CAS No. | 1822340-52-2 |
| Molecular Formula | C10H12N2O2 |
| Molecular Weight | 192.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Amino-5-methyl-2,3-dihydrobenzo[b][1,4]oxazepin-4(5H)-one 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.
CATO supplies 3-Amino-5-methyl-2,3-dihydrobenzo[b][1,4]oxazepin-4(5H)-one (CAS 1822340-52-2), a certified reference material (molecular formula C10H12N2O2, MW 192.21 g/mol) for analytical method development and quality control.
Structurally, 3-Amino-5-methyl-2,3-dihydrobenzo[b][1,4]oxazepin-4(5H)-one (C10H12N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 192.21 g/mol, it falls into the medium-molecular-weight range. 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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C10H12N2O2 |
| Molecular Weight | 192.21 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Related Amino Standards
- 8-Amino-4-ethyl-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 1018570-11-0)
- 5-Amino-3-propylbenzo[d]oxazol-2(3h)-one (CAS 1018630-30-2)
- methyl 5-amino-2,3-dihydro-1H-indole-1-carboxylate (CAS 1019599-43-9)
- 6-Amino-4-ethyl-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 103361-44-0)
- 3-(5-Amino-2-methylphenyl)-1,3-oxazolidin-2-one (CAS 1038282-99-3)
- 3-(3-amino-4-methylphenyl)-1,3-oxazolidin-2-one (CAS 1038283-05-4)
- 3-(3-Amino-2-methylphenyl)-1,3-oxazolidin-2-one (CAS 1042623-20-0)
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Recommended Standards
- 6-isopropoxy-1,3-benzoxazol-2-amine (CAS 1820649-86-2)
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- (2S,4S)-4-(Prop-1-en-2-yl)pyrrolidine-2-carboxylic acid (CAS 111466-57-0)
- 4-Benzyl-5-ethoxy-1H-imidazole (CAS 239124-59-5)
- 5-(2,4-Dichlorophenyl)furan-2-carbonitrile (CAS 4466-69-7)
- N,N-Dimethyl-3-(1,3,5-trimethyl-1H-pyrazol-4-yl)acrylamide (CAS 1004644-18-1)
- Potassium dodecahydrododecaborate hydrate, min. 98% (CAS 874881-81-9)
- 4-(Chloromethyl)-2-fluoro-6-methoxypyridine (CAS 1227564-13-7)
- (1-Azaspiro[3.3]Heptan-6-yl)methanol (CAS 2059950-11-5)
- 3-Bromo-2-methoxybenzonitrile (CAS 874472-98-7)
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