2H-1,4-Benzoxazine-6-carboxylic acid, 2-(2,4-dichlorophenyl)-3,4-dihydro-, methyl ester CAS 2007909-33-1
| CAS No. | 2007909-33-1 |
| Molecular Formula | C16H13Cl2NO3 |
| Molecular Weight | 338.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 2H-1,4-Benzoxazine-6-carboxylic acid, 2-(2,4-dichlorophenyl)-3,4-dihydro-, methyl ester (CAS 2007909-33-1), a certified reference material (molecular formula C16H13Cl2NO3, MW 338.19 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H13Cl2NO3, 2H-1,4-Benzoxazine-6-carboxylic acid, 2-(2,4-dichlorophenyl)-3,4-dihydro-, methyl ester contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 338.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 2H-1,4-Benzoxazine-6-carboxylic acid, 2-(2,4-dichlorophenyl)-3,4-dihydro-, methyl ester 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 | C16H13Cl2NO3 |
| Molecular Weight | 338.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related H Standards
- 2H-1,4-Benzoxazine, 6-bromo-3,4-dihydro-4-(phenylmethyl)- (CAS 1148008-74-5)
- 2H-1,4-Benzoxazine, 3,4-dihydro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1155264-46-2)
- 2H-1,4-Benzoxazine-7-sulfonyl chloride, 3,4-dihydro-3-oxo- (CAS 868962-24-7)
- 2H-1,4-benzoxazine, 8-bromo-3,4-dihydro-2,2-dimethyl- (CAS 853683-76-8)
- 2h-3,1-benzoxazine-8-carboxylic acid, 1,4-dihydro-2,4-dioxo-, methyl ester 3-isatoic anhydride carboxylic acid methyl ester 886362-85-2 Methyl 2,4-dioxo-2,4-dihydro-1H-benzo[d][1,3]oxazine-8-carboxylate methyl 1,4-dihydro-2,4-dioxo-2h-3,1-benzoxazine-8-carboxylate methyl 2,4-dioxo-1,4-dihydro-2h-3,1-benzoxazine-8-carboxylate ref dupl: 3-isatoic anhydride carboxylic acid methyl ester (CAS 886362-85-2)
- 2H-1,4-Benzoxazine-3-acetonitrile, 7-fluoro-3,4-dihydro-, (3S)- (CAS 2883019-53-0)
- 1-ethyl-3,1-benzoxazine-2,4-dione (CAS 50332-68-8)
- 2H-1,4-Benzoxazine-3-methanol, 7-fluoro-3,4-dihydro-, (3S)- (CAS 2883019-47-2)
Recommended Standards
- 2,4-Dichloro-N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)benzamide (CAS 338416-10-7)
- 3-(Benzo[d][1,3]dioxol-5-ylamino)-1-(3,4-dichlorophenyl)propan-1-one (CAS 883793-63-3)
- 2-(2-Chloro-4-formylphenoxy)-N-(3-chloro-4-methylphenyl)acetamide (CAS 694468-76-3)
- 4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide (CAS 339023-65-3)
- 6,8-Dibromo-2-methyl-[1,2,4]triazolo[1,5-a]pyrazine (CAS 1198475-31-8)
- 3-(Methyl(pent-4-en-1-yl)amino)propanoic acid (CAS 1483741-77-0)
- (2-Amino-5-bromophenyl)(phenyl)methanol (CAS 7141-05-1)
- 4-Bromo-N-(2,3-dihydro-1h-inden-5-yl)-1h-pyrrole-2-carboxamide (CAS 930713-46-5)
- 7-Bromo-8-(chloromethyl)-2-methylimidazo[1,2-a]pyridine (CAS 2443448-72-2)
- 1'-epi-Benazeprilat Acyl-β-D-Glucuronides (CAS 1240792-52-2)
- N'-(3-Cyano-4-methylpyridin-2-yl)-N,N-dimethylmethanimidamide (CAS 2169737-77-1)
- 2-Acetyl-1,2,3,4-tetrahydroisoquinolin-7-amine (CAS 81885-67-8)
- 2-bromo-1-cyclobutylpropan-1-one (CAS 1698908-49-4)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
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