4-Hydroxy-6-phenyl-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione CAS 18706-64-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18706-64-4 |
| Molecular Formula | C18H11NO4 |
| Molecular Weight | 305.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-6-phenyl-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 18706-64-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H11NO4. Molecular weight: 305.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H11NO4 |
| Molecular Weight | 305.28 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 4-Hydroxy-3-phenyl-2H-pyrano[2,3-b]quinoline-2,5(10H)-dione (CAS 62668-76-2)
- 4-Hydroxy-3-phenyl-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 62668-78-4)
- 7-Hydroxy-3-(4-phenyl-4H-1,2,4-triazol-3-yl)-4H-chromen-4-one (CAS 66819-11-2)
- Ethyl 5-hydroxy-2-oxo-7-(trifluoromethyl)-1,2,5,6,7,8-hexahydroquinoline-3-carboxylate (CAS 1420792-67-1)
- 5-Hydroxy-4-(3-(trifluoromethyl)phenyl)isoquinolin-1(2H)-one (CAS 656234-32-1)
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Recommended Standards
- 2-[(2,2-DImethyl-4,6-dioxo-[1,3]dioxan-5-ylidenemethyl)-amino]-benzoic acid methyl ester (CAS 185130-13-6)
- 7-(tert-butoxycarbonylamino)-2-oxo-chromene-3-carboxylic acid (CAS 1872220-16-0)
- (4'-Bromo-[1,1'-biphenyl]-4-yl)trimethylsilane (CAS 17908-91-7)
- Pesticide Mix 22 (CAS CATO-MCPD102504-TI)
- 1,1-bis(4-chlorophenyl)-2-{[(2,4-dichlorophenyl)methyl]amino}ethan-1-ol 1J-332S 321432-86-4 (CAS 321432-86-4)
- 1054AC 497883-22-4 C36H30NO2P N,N-Bis((R)-1-phenylethyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 497883-22-4)
- (2-fluorocyclobutyl)methanol (CAS 1780148-20-0)
- N-[(3,4-Dichlorophenyl)methyl]-6,7-dimethoxyquinazolin-4-amine (CAS 477859-87-3)
- 2-(Tetrahydrofuran-3-yl)ethanethioamide (CAS 1247595-06-7)
- Cholecystokinin Octapeptide (1-3) (desulfated) H-Asp-Tyr-Met-OH (CAS 121880-94-2)
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