2-(((3-Hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)-6-methylbenzoic acid CAS 1024126-55-3
| CAS No. | 1024126-55-3 |
| Molecular Formula | C18H13NO4 |
| Molecular Weight | 307.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(((3-Hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)-6-methylbenzoic acid (CAS 1024126-55-3), a certified reference material (molecular formula C18H13NO4, MW 307.30 g/mol) for analytical method development and quality control.
Structurally, 2-(((3-Hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)-6-methylbenzoic acid (C18H13NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 307.30 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-(((3-Hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)-6-methylbenzoic acid 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 | C18H13NO4 |
| Molecular Weight | 307.30 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 4'-Ethyl-4'-hydroxy-7',8'-dihydrospiro[[1,3]dioxolane-2,6'-pyrano[3,4-f]indolizine]-3',10'(1'H,4'H)-dione (CAS 102978-41-6)
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Recommended Standards
- 4-({[(1,3-dioxo-2,3-dihydro-1H-inden-2-ylidene)methyl]amino}methyl)benzoic acid (CAS 1022362-21-5)
- 2-(1-(Benzo[d][1,3]dioxol-5-ylimino)ethyl)-3-hydroxy-1H-inden-1-one (CAS 1024232-32-3)
- N'-[1-(1,3-Dioxo-2,3-dihydro-1H-inden-2-ylidene)ethyl]pyridine-4-carbohydrazide (CAS 1020252-31-6)
- Methyl 2-[(trifluoroacetyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate (CAS 297743-78-3)
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- Heptapeptide-6 (CAS CATO-CPTD788823)
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