7-Chloro-4-[(4-propoxyphenyl)methyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-3-one CAS 1326937-82-9
| CAS No. | 1326937-82-9 |
| Molecular Formula | C19H20ClNO3 |
| Molecular Weight | 345.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 7-Chloro-4-[(4-propoxyphenyl)methyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-3-one 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.
CATO supplies 7-Chloro-4-[(4-propoxyphenyl)methyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-3-one (CAS 1326937-82-9), a certified reference material (molecular formula C19H20ClNO3, MW 345.82 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H20ClNO3, 7-Chloro-4-[(4-propoxyphenyl)methyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-3-one contains a steroid core, 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 345.82 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H20ClNO3 |
| Molecular Weight | 345.82 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
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Recommended Standards
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- 3-(N-Ethyl4-chlorobenzenesulfonamido)thiophene-2-carboxylic acid (CAS 1707392-13-9)
- (1R,4S,5S)-1-Isobutyl-4,5-dimethyl-6-oxa-2-azabicyclo[3.2.0]heptane-3,7-dione (CAS 1045008-85-2)
- 2-((3,5-Dimethyl-1H-pyrazol-1-yl)methyl)benzonitrile (CAS 1134604-48-0)
- 4-(2-(Dimethylamino)ethyl)piperazine-1-carboximidamide hydroiodide (CAS 849777-24-8)
- 4-(3,4-Dihydroisoquinolin-2(1H)-ylsulfonyl)benzoic acid (CAS 325702-76-9)
- Tenofovir Alafenamide Impurity 26 (CAS CATO-C4X-179726)
- Calcium cyclohexylsulfamate (CAS 201280-50-4)
- N-methyl-N-(pyridin-4-ylmethyl)methanesulfonamide (CAS 85488-25-1)
- Ropivacaine Impurity 15 (CAS CATO-C4X-175315)
- 3-Chloro-N,N-dimethyl-6-phenylpyridazin-4-amine (CAS 89868-00-8)
- Semaglutide impurity 25 (CAS CATO-C4X-222625)
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