4'-(Aminomethyl)-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid CAS 326802-08-8
| CAS No. | 326802-08-8 |
| Molecular Formula | C22H15NO7 |
| Molecular Weight | 405.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4'-(Aminomethyl)-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
4'-(Aminomethyl)-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid (CAS 326802-08-8) is a high-purity analytical reference standard with the molecular formula C22H15NO7 and a molecular weight of 405.36 g/mol.
4'-(Aminomethyl)-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid (C22H15NO7) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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.
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.
Physical & Chemical Properties
| Molecular Formula | C22H15NO7 |
| Molecular Weight | 405.36 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.) | 2025 |
| Nitrogen Atoms | 1 |
Related Aminomethyl Standards
- 4'-(Aminomethyl)-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid (CAS 198546-45-1)
- 2-(Aminomethyl)-3-(difluoromethyl)-4,6-diiodopyridine (CAS 1803704-55-3)
- 2-(Aminomethyl)-4-(difluoromethyl)-3,6-diiodopyridine (CAS 1804691-00-6)
- rel-(3-((4-(Aminomethyl)-6-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)((3R,4R)-3-fluoro-4-hydroxypyrrolidin-1-yl)methanone (CAS 2007885-39-2)
- 1-(1-(3-(Aminomethyl)phenyl)-3-(tert-butyl)-1H-pyrazol-5-yl)-3-(4-chlorophenyl)urea (CAS 725686-05-5)
- 4-[4-[5-(Aminomethyl)-2-oxo-3-oxazolidinyl]-2-fluorophenyl]-1-piperazinecarboxylic acid tert-butyl ester (CAS 154590-42-8)
- (19S)-10-(aminomethyl)-19-ethyl-7,19-dihydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.0²¹¹.0⁴⁹.0¹⁵²º]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione (CAS 2839561-46-3)
- N-[3-[[4-(Aminomethyl)benzoyl]amino][1,1-biphenyl]-4-yl]carbamic Acid tert-Butyl Ester (CAS 1003316-12-8)
Recommended Standards
- 4,4',4''-(1,3,5-Triazine-2,4,6-triyl)tris(benzene-1,3-diol) (CAS 2125-23-7)
- 3-(4-Fluorobenzenesulfonyl)-2-hydroxy-2-methyl-N-[4-(trifluoromethyl)phenyl]propanamide (CAS 338956-16-4)
- 4,4',4''-(1,3,5-Triazine-2,4,6-triyl)tris[1,2-benzenediol] (CAS 253788-12-4)
- 3-((4-Fluorophenyl)sulfonyl)-2-hydroxy-2-methyl-N-(3-(trifluoromethyl)phenyl)propanamide (CAS 338424-61-6)
- 6-Cyclopropyl-1-(2-(ethylamino)-2-oxoethyl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1018142-38-5)
- 3-((1-Oxo-1,2-dihydroisoquinolin-3-yl)amino)benzoic acid (CAS 500198-66-3)
- 2,3-Dichloro Benzoyl chloride (CAS 2905-60-4)
- 4-Chloro-N-methyl-5-nitropyrimidin-2-amine (CAS 89283-50-1)
- n'-(2-Chloroacetyl)-5-ethyl-4-methylthiophene-2-carbohydrazide (CAS 1334146-63-2)
- 1-(Thiazol-4-ylmethyl)-1h-1,2,3-triazol-4-amine (CAS 1519752-29-4)
- 5-((4'-Methyl-[1,1'-biphenyl]-4-yl)oxy)furan-2-carbaldehyde (CAS 1291488-53-3)
- ethyl (2Z)-4-chloro-3-hydroxy-2-(4-methyl-1,3-thiazol-2-yl)pent-2-enoate (CAS 863669-64-1)
- N-Cyclopropyl-3-methoxy-2-methylbenzamide (CAS 897948-59-3)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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