Ethyl 2-chloro-5-oxo-5H-benzo[4,5]thiazolo[3,2-a][1,8]naphthyridine-6-carboxylate CAS 881633-93-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 881633-93-8 |
| Molecular Formula | C17H11ClN2O3S |
| Molecular Weight | 358.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-chloro-5-oxo-5H-benzo[4,5]thiazolo[3,2-a][1,8]naphthyridine-6-carboxylate (CAS 881633-93-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H11ClN2O3S. Molecular weight: 358.80 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H11ClN2O3S |
| Molecular Weight | 358.80 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2,4-Dimethyl 3-[(4-chlorophenyl)carbamoyl]-1,3-thiazolidine-2,4-dicarboxylate (CAS 318247-35-7)
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- (S)-(-)-DBD-Pro-COCl[=(S)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(2-chloroformylpyrrolidin-1-yl)-2,1,3-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] (CAS 150993-63-8)
- Osmundacetone (CAS 37079-84-8)
- p-Hydroxyhippuryl-His-Leu-OH (CAS 77697-23-5)
- 2-Bromo-4-[(butylamino)methyl]-6-methoxyphenol (CAS 1019565-95-7)
- N-carbamimidoylazepane-1-carboximidamide (CAS 79787-65-8)
- Methyl 3-amino-5-(methylthio)-4H-1,2,4-triazole-4-carboxylate (CAS 79741-99-4)
- 2-(4-Oxo-3-phenyl-1,3-thiazolan-2-yliden)malononitrile (CAS 59615-89-3)
- D-Ile27-Tirzepatide (CAS CATO-CPTD788907)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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