2'-(4-Chlorophenyl)spiro[chromane-3,5'-[1,3]dioxan]-4-one CAS 338755-68-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338755-68-3 |
| Molecular Formula | C18H15ClO4 |
| Molecular Weight | 330.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2'-(4-Chlorophenyl)spiro[chromane-3,5'-[1,3]dioxan]-4-one (CAS 338755-68-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H15ClO4. Molecular weight: 330.76 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H15ClO4 |
| Molecular Weight | 330.76 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
- N4-(2-Chlorophenyl)-N2-(2-(2-hydroxyethoxy)ethyl)-L-asparagine (CAS 1048007-05-1)
- 2-(2-Chlorophenyl)-1H-imidazo[4,5-b]phenazine (CAS 114991-75-2)
- 2-(3-Chlorophenyl)-1H-imidazo[4,5-b]phenazine (CAS 114991-76-3)
- (4-Chlorophenyl)(cyclopropyl)methanone O-(4-nitrobenzyl) oxime (CAS 94097-88-8)
- 1-(3-Chlorophenyl)-7,8-dimethoxy-3H-benzo[d][1,2]diazepin-4(5H)-one (CAS 474070-11-6)
- 3-(2-(4-Chlorophenyl)hydrazono)-2-(hydroxyimino)-N-phenylbutanamide (CAS 39657-55-1)
- 6-(4-Chlorophenyl)-2-morpholino-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine (CAS 320416-05-5)
- Ethyl 3-[(2-chlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-1,3-benzodiazole-1-carboxylate (CAS 339013-53-5)
Recommended Standards
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-phenylethanethioamide (CAS 339104-34-6)
- 3-(4-Chlorophenoxy)-6-ethyl-7-hydroxy-2-methyl-4h-chromen-4-one (CAS 885458-55-9)
- (7R)-2-Chloro-8-(3,3-difluorocyclopentyl)-7-ethyl-5-methyl-5,6,7,8-tetrahydropteridin-6-one (CAS 1117936-82-9)
- 3,8-Difluoro-6-methoxyquinoline (CAS 851973-18-7)
- 3,4-Dimethoxyfuran-2-carboxylic acid (CAS 858796-12-0)
- 1-Phenylpentadecane-d36 (CAS 352431-31-3)
- 3-Borono-5-bromo-2-fluorobenzoic acid (CAS 957120-63-7)
- N-(6-Amino-1-butyl-3-(2-fluorobenzyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-2-(4-aminophenyl)acetamide (CAS 693217-34-4)
- Ethyl 1-{6-methyl-4-oxo-4H,5H-pyrazolo[1,5-a]pyrazine-2-carbonyl}piperidine-4-carboxylate (CAS 1788673-56-2)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
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