3-{4-methyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2h-chromen-3-yl}propanoic acid CAS 858750-45-5
| CAS No. | 858750-45-5 |
| Molecular Formula | C17H18O5 |
| Molecular Weight | 302.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-{4-methyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2h-chromen-3-yl}propanoic 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.
CATO supplies 3-{4-methyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2h-chromen-3-yl}propanoic acid (CAS 858750-45-5), a certified reference material (molecular formula C17H18O5, MW 302.32 g/mol) for analytical method development and quality control.
3-{4-methyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2h-chromen-3-yl}propanoic acid (C17H18O5) contains a flavonoid core, 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C17H18O5 |
| Molecular Weight | 302.32 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related methyl Standards
- 3-{4-methyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2H-chromen-6-yl}propanoic acid (CAS 1092298-03-7)
- 3-[(2-methylprop-2-enoyl)oxy]adamantan-1-yl 2-methylprop-2-enoate (CAS 122066-43-7)
- 2-[(2-Methylprop-2-en-1-yl)sulfanyl]-5-[3-(trifluoromethyl)phenyl]pyrimidine (CAS 339101-91-6)
- 4-(2-Methylprop-2-en-1-yl)-5-(3,4,5-trimethoxyphenyl)-4h-1,2,4-triazole-3-thiol (CAS 537016-35-6)
- 2-(2-Methylprop-2-enoyloxy)ethyl 2,2,3,3,4,4,4-heptafluorobutanoate (CAS 146615-73-8)
- 4-{3-[(2-methylprop-2-enoyl)oxy]propoxy}benzoic acid (CAS 140918-56-5)
- 4-(2-Methylprop-2-en-1-yl)-5-(phenoxymethyl)-4h-1,2,4-triazole-3-thiol (CAS 328556-78-1)
- 3-[(2-methylprop-2-en-1-yl)oxy]benzene-1-sulfonyl chloride (CAS 1339767-38-2)
Recommended Standards
- 3-[Bis(4-fluorophenyl)methyl]-4-hydroxypent-3-en-2-one (CAS 53135-11-8)
- 3-Acetyl-1,2:5,6-di-O-isopropylidene-α-D-galactofuranose (CAS 38166-65-3)
- 2-Fluoro-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)benzamide (CAS 946263-17-8)
- 3-Ethoxy-4-(2-phenoxyethoxy)benzoic acid (CAS 571156-08-6)
- Ethyl (Z)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-4-enoate (CAS 2321367-33-1)
- 2,2,2-Trifluoro-1-(5-fluoro-2-(hexyloxy)phenyl)ethan-1-one (CAS 1443350-59-1)
- N-(Pyridin-4-ylmethyl)cyclopropanamine hydrochloride (CAS 1158195-67-5)
- 1-Benzyl 2-methyl 4-(2-hydroxyethyl)pyrrolidine-1,2-dicarboxylate (CAS 1956306-86-7)
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- Tert-butyl (r)-2-(3-ethoxy-3-oxopropanoyl)piperidine-1-carboxylate (CAS 1260587-27-6)
- 3-(2,6-Dichlorophenyl)-5-[(E)-2-[(2,4-dimethoxyphenyl)amino]ethenyl]-1,2-oxazole-4-carbonitrile (CAS 338402-69-0)
- 6’-bromo-1’,2’-dihydrospiro[cyclopropane-1,3’-indole] hydrochloride (CAS 2044870-98-4)
- Peptide 437 (CAS CATO-CPTD788437)
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