4-Acetoxy-4-heptylbenzophenone CAS 890099-81-7
| CAS No. | 890099-81-7 |
| Molecular Formula | C22H26O3 |
| Molecular Weight | 338.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 338.44 g/mol gives 4-Acetoxy-4-heptylbenzophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Acetoxy-4-heptylbenzophenone (CAS 890099-81-7), a certified reference material (molecular formula C22H26O3, MW 338.44 g/mol) for analytical method development and quality control.
Structurally, 4-Acetoxy-4-heptylbenzophenone (C22H26O3) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 338.44 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C22H26O3 |
| Molecular Weight | 338.44 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Acetoxy Standards
- 2-Acetoxy-4-heptylbenzophenone (CAS 890098-50-7)
- 2-Acetoxy-4'-propoxybenzophenone (CAS 890098-54-1)
- 3-Acetoxy-4-hexyloxybenzophenone (CAS 890100-08-0)
- N-Acetoxy-N-Trifluoroacetyl-2-Aminofluorene (CAS 99475-95-3)
- ethyl 4-acetoxy-3-bromo-benzofuran-6-carboxylate (CAS 2691128-91-1)
- Ethyl 4-acetoxy-3-iodobenzoate (CAS 1131614-40-8)
- Ethyl 2-acetoxy-5-iodobenzoate (CAS 857755-86-3)
- N-Acetoxy-N-(9H-fluoren-2-yl)benzamide (CAS 29968-75-0)
Recommended Standards
- 4,5-Dimethyl-1-(triphenylmethyl)-1H-imidazole (CAS 23593-70-6)
- 5,6-Dimethyl-2-(4-(piperidin-1-yl)phenyl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione (CAS 302804-44-0)
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-4-phenylbutyrophenone (CAS 898756-65-5)
- Bis(6-methoxy-3,4-dihydroisoquinolin-2(1H)-yl)methane (CAS 942150-85-8)
- 1-(Cyclopropyldifluoromethyl)-4-fluorobenzene (CAS 1204295-86-2)
- 3-((1H-Indol-1-yl)methyl)aniline (CAS 1152512-79-2)
- Methyl 5-bromo-4-cyano-2-iodobenzoate (CAS 1805487-77-7)
- 2-(Benzylthio)-N-methoxy-N-methylacetamide (CAS 191731-38-1)
- 2,5-Dimethyl-1-(2-methyl-5-nitrophenyl)-1H-pyrrole-3-carbaldehyde (CAS 714278-11-2)
- 2,2-Difluoro-2-(3-formylphenoxy)acetic acid (CAS 1153778-64-3)
- 3-Nitrobenzenecarbaldehyde O-(3-fluorobenzyl)oxime (CAS 20896-58-6)
- 4-Ethoxycyclohexane-1-carbaldehyde (CAS 578717-93-8)
- 1,3-Bis[5-(4-tert-butylphenyl)-2-[1,3,4]oxadiazolyl]benzene (CAS 138372-67-5)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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 18665070610 / Nicole.chen@cato-chem.com