2-[(3S)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-2,3-dihydro-1,5-benzoxazepin-5-yl]acetic acid CAS 959574-95-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 959574-95-9 |
| Molecular Formula | C26H22N2O6 |
| Molecular Weight | 458.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[(3S)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-2,3-dihydro-1,5-benzoxazepin-5-yl]acetic acid (CAS 959574-95-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H22N2O6. Molecular weight: 458.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H22N2O6 |
| Molecular Weight | 458.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 1-((9H-fluoren-9-yl)methyl) 2-(4-nitrophenyl) (S)-pyrrolidine-1,2-dicarboxylate (CAS 71989-32-7)
- 3-(3,4,5-Trimethoxyphenyl)acrylic anhydride (CAS 71989-97-4)
- (E)-4-(benzo[d][1,3]dioxol-5-yl)-2-(4-methoxystyryl)-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile (CAS 866142-84-9)
- 4,5-Dichlorophthalic acid (CAS 56962-08-4)
- n-(6-Amino-2,4-dioxo-1-propyl-1,2,3,4-tetrahydropyrimidin-5-yl)-2-chloro-N-(2-morpholinoethyl)acetamide (CAS 743444-62-4)
- 3-(2,5-Dioxo-hexahydro-imidazo[4,5-d]imidazol-1-yl)-propionic acid (CAS 309935-84-0)
- Methyl 4-Azido-4,6-dideoxy-2-O-methyl-3-O-benzyl-α-D-glucopyranoside (CAS 861819-28-5)
- (S)-ETHYL N-BOC-4,4-DIMETHYL-5-OXOPYRROLIDINE-2-CARBOXYLATE (CAS 158392-80-4)
- 3-Methylquinoxaline-5,6-diamine (CAS 120885-34-9)
- Peptide Impurity 26 (CAS 1350456-66-4)
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