1-(9h-Fluoren-2-yl)ethane-1-sulfonyl chloride CAS 1282178-73-7
| CAS No. | 1282178-73-7 |
| Molecular Formula | C15H13ClO2S |
| Molecular Weight | 292.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 1-(9h-Fluoren-2-yl)ethane-1-sulfonyl chloride (CAS 1282178-73-7), a certified reference material (molecular formula C15H13ClO2S, MW 292.78 g/mol) for analytical method development and quality control.
Structurally, 1-(9h-Fluoren-2-yl)ethane-1-sulfonyl chloride (C15H13ClO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 292.78 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H13ClO2S |
| Molecular Weight | 292.78 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related h Standards
- (9H-Fluoren-9-yl)methyl (2-cyanoethyl)carbamate (CAS 849472-67-9)
- 1-(9h-Fluoren-2-yl)-5-oxopyrrolidine-3-carboxylic acid (CAS 1019109-76-2)
- (9H-Fluoren-9-yl)methyl but-3-en-1-ylcarbamate (CAS 185563-67-1)
- 2-(9H-Fluoren-2-yl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (CAS 922706-40-9)
- (9H-Fluoren-9-yl)methyl methyl(2-oxoethyl)carbamate (CAS 147687-06-7)
- (9H-Fluoren-9-yl)methyl (3-oxopropyl)carbamate (CAS 267410-86-6)
- (9H-Fluoren-9-yl)methyl diethylcarbamate (CAS 119306-69-3)
- (9H-Fluoren-9-yl)methyl (2-amino-2-oxoethyl)carbamate (CAS 115057-37-9)
Recommended Standards
- 1242964-71-1 N-(4-Chlorobenzyl)-N'-(4-fluorobenzyl)ethane-1,2-diamine MFCD15732295 (CAS 1242964-71-1)
- 4-(4-Ethoxyphenoxy)butane-1-sulfonyl chloride (CAS 1341795-95-6)
- 2-Chloro-n-{3-[(pyridin-2-ylsulfanyl)methyl]phenyl}acetamide (CAS 1235440-23-9)
- Methyl 3-[(4-chlorophenyl)thiomethyl]benzoate (CAS 143427-21-8)
- Pcb No. 94 (CAS 73575-55-0)
- 5-Bromo-2-(2,5-dichlorophenyl)isoindoline-1,3-dione (CAS 327038-19-7)
- 2-Methanesulfonylethanethioamide (CAS 53300-47-3)
- 2-(3,5-Dimethylphenyl)-2-hydroxyacetic acid (CAS 187752-85-8)
- 2,2'-(Butylazanediyl)bis(quinolin-8-ol) (CAS 82361-90-8)
- 5-Bromo-3-methoxy-2-(trimethylsilyl)pyridine (CAS 1087659-25-3)
- 6-Bromo-2-iodo-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1227270-17-8)
- 3-(3-Chlorophenyl)picolinaldehyde (CAS 61704-35-6)
- Glycolonitrile (CAS 107-16-4)
- Semaglutide impurity 29 (CAS 1188328-22-4)
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