3,4-dimethyl-2,3-dihydro-1,3-benzoxazol-2-one CAS 67932-16-5
| CAS No. | 67932-16-5 |
| Molecular Formula | C9H15NO2 |
| Molecular Weight | 169.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 169.22 g/mol gives 3,4-dimethyl-2,3-dihydro-1,3-benzoxazol-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3,4-dimethyl-2,3-dihydro-1,3-benzoxazol-2-one (CAS 67932-16-5), a certified reference material (molecular formula C9H15NO2, MW 169.22 g/mol) for analytical method development and quality control.
Structurally, 3,4-dimethyl-2,3-dihydro-1,3-benzoxazol-2-one (C9H15NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 169.22 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3,4-dimethyl-2,3-dihydro-1,3-benzoxazol-2-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.
Physical & Chemical Properties
| Molecular Formula | C9H15NO2 |
| Molecular Weight | 169.22 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-Amino-2-(3-pyridyl)acetic Acid Hydrochloride (CAS 891789-91-6)
- 3-(Benzo[d][1,3]dioxol-5-yl)prop-2-en-1-amine (CAS 83665-80-9)
- 4-tert-Butylbenzylmagnesium bromide 0.25 M in Tetrahydrofuran (CAS 127349-68-2)
- Boc-δ-aminovaleric acid (CAS 27219-07-4)
- 2-Phenyl-4-(3,3,3-trifluoro-2-methylpropylidene)oxazol-5(4H)-one (CAS 81619-00-3)
- 5-Chloroisoquinolin-6-amine (CAS 566943-99-5)
- 2-((5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)thio)acetic acid (CAS 485334-66-5)
- Rac1 Inhibitor F56, control peptide (CAS 1315378-77-8)
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