2-((4-Butyl-7-methyl-2-oxo-2h-chromen-5-yl)oxy)propanoic acid CAS 843620-39-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 843620-39-3 |
| Molecular Formula | C17H20O5 |
| Molecular Weight | 304.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
2-((4-Butyl-7-methyl-2-oxo-2h-chromen-5-yl)oxy)propanoic acid (CAS 843620-39-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H20O5. Molecular weight: 304.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H20O5 |
| Molecular Weight | 304.34 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Recommended Standards
- 2-((3,4-Difluorophenyl)amino)-3a,4,6,6a-tetrahydrothieno[3,4-d]thiazole 5,5-dioxide (CAS 866015-26-1)
- 2-((4-Butyl-8-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid (CAS 438028-14-9)
- 1H-Pyrrole-2,5-dione,1,1'-(1,8-octanediyl)bis- (CAS 28537-73-7)
- 4-Chloro-2-(methylthio)-5-thiazolecarbonitrile (CAS 120891-11-4)
- 3-(1H-Imidazol-1-yl)-N-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)propan-1-amine (CAS 1257648-78-4)
- 4,5,6,7,9,9a,10,11,12,12a-Decahydrocyclopenta[c][1,4]diazepino[6,7,1-ij]quinoline hydrochloride (CAS 950818-28-7)
- 3-Hydroxy-2-(1-((4-(trifluoromethyl)phenyl)imino)ethyl)-1H-inden-1-one (CAS 1024427-39-1)
- 3-(4-Chlorophenyl)piperazine-2,5-dione (CAS 2411634-61-0)
- Ethyl 1-(Boc-amino)cyclopropanecarboxylate (CAS 107259-05-2)
- Des-Ala18-Tirzepatide (CAS CATO-CPTD788955)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com