2-(2-(7-Nitro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)ethyl)isoindoline-1,3-dione CAS 866137-75-9
| CAS No. | 866137-75-9 |
| Molecular Formula | C18H13N3O6 |
| Molecular Weight | 367.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-(7-Nitro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)ethyl)isoindoline-1,3-dione (C18H13N3O6) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2-(2-(7-Nitro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)ethyl)isoindoline-1,3-dione (CAS 866137-75-9), molecular formula C18H13N3O6 and molecular weight 367.31 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-(2-(7-Nitro-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)ethyl)isoindoline-1,3-dione 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 | C18H13N3O6 |
| Molecular Weight | 367.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- (2R,3R,4R,5R)-4-(((2S,3R,4S,5S,6R)-6-(azidomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-2,3,5,6-tetrahydroxyhexanal (CAS 1499187-31-3)
- 4-(((2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)-4-oxobutanoic Acid (CAS 102029-71-0)
- Co(acac)(depe) (CAS 2393894-34-1)
- Gemcitabine Impurity N19 (CAS 1147182-15-7)
- Benzyl 2-Acetamido-2-deoxy-4,6-O-benzylidene-3-O-(2,3,4,6-tetra- O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranoside (CAS 86327-84-6)
- 1-(5-Methylpyridin-2-yl)piperidin-3-amine hydrochloride (CAS 1185312-35-9)
- 7-Chloro-1-phenyl-2,3-dihydroquinazolin-4(1H)-one (CAS 90070-96-5)
- 1-[4-(Bromomethyl)phenyl]pyrazole (CAS 368869-85-6)
- 2-(4-((4-Methylbenzyl)oxy)phenyl)-1,3,4-oxadiazole (CAS 338393-69-4)
- 3-(2,5-Dimethoxyphenyl)-1h-pyrazole-5-carbohydrazide (CAS 1037690-39-3)
- 5-Bromo-2-thiophenesulfinic acid, sodium salt (CAS 126715-04-6)
- Ethyl 3,5-Dimethylpyrazole-4-carboxylate Hydrochloride (CAS 1305320-57-3)
- 1-(4-Chlorobenzyl)pyrrolidin-3-amine dihydrochloride (CAS 169452-11-3)
- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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