6'-(Diethylamino)-3'-hydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-2'-carboxylic acid CAS 6359-29-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6359-29-1 |
| Molecular Formula | C25H21NO6 |
| Molecular Weight | 431.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6'-(Diethylamino)-3'-hydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-2'-carboxylic acid (CAS 6359-29-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H21NO6. Molecular weight: 431.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H21NO6 |
| Molecular Weight | 431.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 2,5-Difluoro-9H-fluoren-9-one (CAS 2969-61-1)
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- 2-((3-Acetylphenyl)amino)-2-oxo-1-phenylethyl 2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylate (CAS 438602-71-2)
- 2-Chloro-1-(2-phenyl-4,5-dihydro-1H-imidazol-1-yl)ethan-1-one (CAS 543696-64-6)
- 4-chloro-3,3-dimethylbutanenitrile (CAS 116673-94-0)
- 5,5-Difluoro-1,9-dimethyl-10-(4-nitrophenyl)-3,7-di((E)-styryl)-5H-4l4,5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinine (CAS 1627681-12-2)
- N-(4-aminocyclohexyl)-1-methyl-1H-pyrrole-2-carboxamide hydrochloride (CAS 1585201-04-2)
- Methyl 5-(3-chlorobenzyl)-1H-pyrrole-2-carboxylate (CAS 1706460-19-6)
- 1-(2-(4-Chlorophenoxy)pyridin-3-yl)-6,7-dimethoxy-3,4-dihydroisoquinoline (CAS 1023554-63-3)
- (β-Asp5)-Delta-Sleep Inducing Peptide (CAS 82602-88-8)
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