N-(4-Chloro-9H-fluoren-2-yl)acetamide CAS 1785-13-3
| CAS No. | 1785-13-3 |
| Molecular Formula | C26H20BrOP |
| Molecular Weight | 459.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 459.31 g/mol gives N-(4-Chloro-9H-fluoren-2-yl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies N-(4-Chloro-9H-fluoren-2-yl)acetamide (CAS 1785-13-3), a certified reference material (molecular formula C26H20BrOP, MW 459.31 g/mol) for analytical method development and quality control.
Based on its molecular formula C26H20BrOP, N-(4-Chloro-9H-fluoren-2-yl)acetamide contains a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 459.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(4-Chloro-9H-fluoren-2-yl)acetamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C26H20BrOP |
| Molecular Weight | 459.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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) | 16.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Br-containing |
Related N Standards
- 2-(4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)-4-(4-chlorophenyl)thiazole (CAS 303150-12-1)
- N-(4-Chloro-phenyl)-2-[4-(3-chloro-5-trifluoromethyl-pyridin-2-yl)-pyrimidin-2-ylsulfanyl]-acetamide (CAS 1311280-22-4)
- 1,2-Bis-[4-chloro-3-(trifluoromethyl)phenyl]tetrafluoroethane (CAS 477529-17-2)
- 2-(2-Chloro-acetylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid (1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-amide (CAS 568551-65-5)
- (E)-({4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]phenyl}methylidene)[(2,6-dichlorophenyl)methoxy]amine (CAS 1092346-36-5)
- 36530-06-0 12-Chloro-2,11,13,22,30,31-hexaaza-12-boraoctacyclo[21.6.1.1~10,14~.0~3,11~.0~4,9~.0~13,21~.0~15,20~.0~24,29~]hentriaconta-1(29),3,5,7,9,14,16,18,20,23,25,27-dodecaene (non-preferred name) DTXSID20746554 (CAS 36530-06-0)
- 9-Chloro-5-(2,4-dichlorophenyl)-2-(4-methoxyphenyl)-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazine (CAS 303059-64-5)
- N-(3-Chloro-4-fluorophenyl)-6-nitro-7-(phenylsulfonyl)quinazolin-4-amine (CAS 945553-94-6)
Recommended Standards
- N-[2-[(2-Bromo-6-cyano-4-nitrophenyl)azo]-5-(diethylamino)phenylacetamide (CAS 2537-62-4)
- 2-(2-Bromophenyl)-5-(((1-(2-ethoxyphenyl)-1H-tetrazol-5-yl)thio)methyl)-1,3,4-oxadiazole (CAS 849012-74-4)
- BR102910 (CAS 2505339-54-6)
- (S)-N-(1-(3-Chloro-4-fluorophenyl)-2-hydroxyethyl)-4-(4-(3-chlorophenyl)-1H-pyrazol-5-yl)-1H-pyrrole-2-carboxamide (CAS 933786-58-4)
- n-(2-Hydroxyethyl)-2-methoxyacetamide (CAS 66671-60-1)
- 2'-Methoxy-6'-methylbiphenyl-3-carboxylic acid (CAS 1215206-67-9)
- 2,4-Dibromo-1-methoxyphenazine (CAS 1259015-02-5)
- 1-(3-(5-Oxo-1-phenyl-2-thioxoimidazolidin-4-yl)propyl)guanidine (CAS 4405-04-3)
- 3-methyl-3-(2-methylpropyl)oxolane-2,5-dione (CAS 1094403-53-8)
- 2-(Difluoromethoxy)-6-mercaptobenzo[d]oxazole (CAS 1806395-69-6)
- (3-Methylbut-2-en-2-yl)benzene (CAS 769-57-3)
- 4-(3-(1-Ethylpyrrolidin-2-yl)pyridin-2-yl)morpholine (CAS 1352519-03-9)
- 5-Acetyl-3-thienylboronic acid (CAS 942190-74-1)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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