(S)-2-Chloro-1-(2,4-difluorophenyl)ethan-1-ol CAS 330156-49-5
| CAS No. | 330156-49-5 |
| Molecular Formula | C8H7ClF2O |
| Molecular Weight | 192.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies (S)-2-Chloro-1-(2,4-difluorophenyl)ethan-1-ol (CAS 330156-49-5), a certified reference material (molecular formula C8H7ClF2O, MW 192.59 g/mol) for analytical method development and quality control.
Structurally, (S)-2-Chloro-1-(2,4-difluorophenyl)ethan-1-ol (C8H7ClF2O) contains a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 192.59 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), (S)-2-Chloro-1-(2,4-difluorophenyl)ethan-1-ol 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 | C8H7ClF2O |
| Molecular Weight | 192.59 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
Related S Standards
- (3-Chloro-2,6-difluorobenzyl)hydrazine (CAS 1000805-99-1)
- (R)-2-Chloro-2,2-difluoro-1-phenylethan-1-ol (CAS 119454-39-6)
- 1-chloro-2-(difluoromethoxy)-4-methylbenzene (CAS 1225665-64-4)
- (S)-2-Chloro-2,2-difluoro-1-phenylethan-1-ol (CAS 124095-23-4)
- 4-Chloro-2-(difluoromethoxy)-1-methylbenzene (CAS 1261449-29-9)
- 4-Chloro-1-(difluoromethyl)-2-methoxybenzene (CAS 1261449-35-7)
- 2-Chloro-1-(difluoromethoxy)-4-methyl-benzene (CAS 1261554-69-1)
- 1-Chloro-2-(difluoromethoxy)-3-methylbenzene (CAS 1261567-06-9)
Recommended Standards
- (R)-2-Chloro-1-(2,4-difluorophenyl)ethan-1-ol (CAS 900508-66-9)
- 1-(Chloromethyl)-2-(difluoromethoxy)benzene (CAS 42145-50-6)
- 1-Chloro-2,4-difluoro-3-methoxy-5-methylbenzene (CAS 1881293-02-2)
- 1-(Chloromethyl)-3-(difluoromethoxy)benzene (CAS 42145-45-9)
- 6-Methylisochromane (CAS 182949-71-9)
- 1-(4-Fluorophenyl)-3-methylbutan-1-amine (CAS 2285-92-9)
- 5-Phenylpiperidine-3-carboxamide (CAS 10131-80-3)
- 5-Methyl-2,3-dihydrobenzofuran-7-ol (CAS 700866-36-0)
- 7-Bromo-3-chloroimidazo[1,2-a]pyridine (CAS 1019026-31-3)
- Ertapenem Impurity 12 (CAS CATO-C4X-163312)
- N-(4-chlorobenzyl)propan-2-amine hydrochloride (CAS 23510-24-9)
- N-(3,5-dimethylphenyl)-2-methyl-5-(4-(methylsulfonyl)phenyl)-1-(3-(trifluoromethyl)phenyl)-1H-pyrrole-3-carboxamide (CAS 478043-46-8)
- 1-(3-Chloro-4-(4-chlorophenoxy)phenyl)ethanone (CAS 1285094-14-5)
- Semaglutide impurity 259 (CAS CATO-C4X-2226259)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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