(βS)-3,4-Difluoro-β-hydroxybenzenepropanenitrile CAS 2639941-28-7
| CAS No. | 2639941-28-7 |
| Molecular Formula | C9H7F2NO |
| Molecular Weight | 183.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (βS)-3,4-Difluoro-β-hydroxybenzenepropanenitrile (CAS 2639941-28-7), a certified reference material (molecular formula C9H7F2NO, MW 183.15 g/mol) for analytical method development and quality control.
Structurally, (βS)-3,4-Difluoro-β-hydroxybenzenepropanenitrile (C9H7F2NO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 183.15 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (βS)-3,4-Difluoro-β-hydroxybenzenepropanenitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H7F2NO |
| Molecular Weight | 183.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related S Standards
- 6,7-Difluoro-1,2,3,4-tetrahydroquinolin-4-one (CAS 114417-39-9)
- 2-(3,6-Difluoro-2-methoxyphenyl)acetonitrile (CAS 1261760-73-9)
- 6,7-Difluoro-3,4-dihydroquinolin-2(1H)-one (CAS 132669-27-3)
- 5,7-difluoro-1,2,3,4-tetrahydroisoquinolin-1-one (CAS 1340410-20-9)
- 6,7-Difluoro-3,4-dihydroisoquinolin-1(2H)-one (CAS 1352393-61-3)
- 6,8-Difluoro-3,4-dihydroisoquinolin-1(2H)-one (CAS 1352398-60-7)
- 2-(3,4-Difluoro-2-methoxyphenyl)acetonitrile (CAS 1784393-80-1)
- 3,3-Difluoro-7-methylindolin-2-one (CAS 197067-37-1)
Recommended Standards
- (E)-3-(2,4-Difluorophenyl)acrylamide (CAS 366016-68-4)
- (βS)-3,5-Difluoro-β-hydroxybenzenepropanenitrile (CAS 2639941-29-8)
- (4-(Trifluoromethyl)thiazol-2-yl)methanol (CAS 204319-69-7)
- 2-(2,3-Difluoro-4-methoxyphenyl)acetonitrile (CAS 886503-74-8)
- 2-Bromo-3-(difluoromethyl)-6-methyl-4-(trifluoromethyl)pyridine (CAS 1804850-75-6)
- Methyl 6-Amino-3,5-dibromopyridine-2-carboxylate (CAS 443956-21-6)
- Tert-butyl 2,3-dihydro-4H-benzo[b][1,4]thiazine-4-carboxylate (CAS 1484094-06-5)
- 1-Chloro-4-fluoro-2-methoxy-5-nitrobenzene (CAS 932374-66-8)
- N-Pivaloyl 4-bromo-3-fluoro-2-nitroaniline (CAS 1420800-43-6)
- Methyl 4-methoxy-2,3-dimethylbenzoate (CAS 5628-62-6)
- 2-((2,6-Dichlorobenzyl)thio)-1-(prop-2-yn-1-yl)-4,5-dipropyl-1H-imidazole (CAS 338966-13-5)
- 2-Morpholinoquinazolin-4(3H)-one (CAS 33080-91-0)
- 3-Bromo-5-chloro-1H-pyrazole (CAS 1015779-45-9)
- Semaglutide impurity 49 (CAS CATO-C4X-222649)
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