7,8-Difluorochroman-4-one CAS 890840-90-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 890840-90-1 |
| Molecular Formula | C9H6F2O2 |
| Molecular Weight | 184.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7,8-Difluorochroman-4-one (CAS 890840-90-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H6F2O2. Molecular weight: 184.14 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H6F2O2 |
| Molecular Weight | 184.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
Related Difluorochroman Standards
- 6,7-Difluorochroman-4-one (CAS 1092349-93-3)
- 5,6-Difluorochroman-4-one (CAS 1273595-87-1)
- 5,8-Difluorochroman-4-one (CAS 942196-01-2)
- 6,8-Difluorochroman-4-one (CAS 259655-01-1)
- 5,7-Difluorochroman-4-one (CAS 844648-22-2)
- (S)-6,8-difluorochroman-4-amine (CAS 1003887-61-3)
- (S)-5,8-Difluorochroman-4-amine (CAS 1018978-95-4)
- 4,4-Difluorochroman-6-amine (CAS 1187968-09-7)
Recommended Standards
- Tegoprazan Impurity 11 (CAS CATO-C4X-229711)
- 6,7-difluoro-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 854584-02-4)
- 6-(Difluoromethyl)-2-hydroxy-4-methylnicotinonitrile (CAS 869942-32-5)
- (S)-2-((4-Ethoxyphenyl)sulfonyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 1212488-34-0)
- 3-Ethynyl-5-(trifluoromethyl)phenol (CAS 1863968-18-6)
- 1-tert-butyl 2-methyl (2R,3S)-3-hydroxypyrrolidine-1,2-dicarboxylate (CAS 130966-41-5)
- Ethyl 2-chloro-4-(p-tolyl)thiazole-5-carboxylate (CAS 1146297-40-6)
- 1245626-05-4 5-[4-(4-Cyanobut-1-yn-1-yl)phenyl]-1-(2,4-dichlorophenyl)-N-(1,1-dioxo-1lambda~6~,4-thiazinan-4-yl)-4-methyl-1H-pyrazole-3-carboxamide DTXSID70677329 (CAS 1245626-05-4)
- 3-(3-Amino-1-(4-chlorophenyl)butan-2-yl)benzonitrile hydrochloride (CAS 605680-52-2)
- [Plus-β-Ala28]-Semaglutide (CAS CATO-C4X-2226221)
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