4-(9H-Fluoren-9-yl)-4-phenylbutan-2-one CAS 90033-34-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90033-34-4 |
| Molecular Formula | C23H20O |
| Molecular Weight | 312.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(9H-Fluoren-9-yl)-4-phenylbutan-2-one (CAS 90033-34-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H20O. Molecular weight: 312.40 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C23H20O |
| Molecular Weight | 312.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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.) | 1982 |
Related H Standards
- 4-(((9H-fluoren-2-yl)imino)methyl)-N,N-dimethylaniline (CAS 13924-53-3)
- (9H-fluoren-9-yl)methyl (1,3-dihydroxypropan-2-yl)carbamate (CAS 154928-40-2)
- (9H-Fluoren-9-yl)methyl (2,3-dihydroxypropyl)carbamate (CAS 167700-44-9)
- (9H-fluoren-9-yl)methyl (1-hydroxy-2-methylpropan-2-yl)carbamate (CAS 1187667-02-2)
- (9H-Fluoren-9-yl)methyl (S)-(4-hydroxybutan-2-yl)carbamate (CAS 1221274-40-3)
- (9H-fluoren-9-yl)methyl (R)-(3-hydroxy-2-methylpropyl)carbamate (CAS 1265892-29-2)
- 9H-Fluoren-9-ylmethyl N-(3-hydroxybutyl)carbamate (CAS 1339095-35-0)
- 9H-fluoren-9-ylmethyl N-[(2R)-1-hydroxybutan-2-yl]carbamate (CAS 1604374-82-4)
Recommended Standards
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-butyronaphthone (CAS 898756-38-2)
- 4-methyl-Benzoic acid-4-(hexyloxy)phenyl ester (CAS 53132-07-3)
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-1-(naphthalen-1-yl)butan-1-one (CAS 898756-29-1)
- (R)-Hexahydro-4H-pyrido[1,2-a]pyrazine-1,4(6H)-dione (CAS 36588-50-8)
- 78715-57-8 Fluoromethylene-bisphosphonic Acid Tetrakis(1-methylethyl) Ester P,P'-Fluoromethylene-bisphosphonic Acid P,P,P',P'-Tetrakis(1-methylethyl) Ester Tetraisopropyl Fluoromethylenediphosphonate (CAS 78715-57-8)
- Dichloro(methyl)(octyl)silane (CAS 14799-93-0)
- 4-(4-Chlorophenyl)-2,6-dimethylpyridine-3,5-dicarbonitrile (CAS 337924-07-9)
- 4-Cyano-2,5-difluorobenzoic acid (CAS 198280-48-7)
- (7-Fluoro-1H-indol-4-yl)boronic acid (CAS 1403348-66-2)
- Semaglutide impurity 267 (CAS CATO-C4X-2226267)
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