(2,2-Difluorocyclopropyl)methyl 4-methylbenzenesulfonate CAS 219859-71-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 219859-71-9 |
| Molecular Formula | C11H12F2O3S |
| Molecular Weight | 262.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2,2-Difluorocyclopropyl)methyl 4-methylbenzenesulfonate (CAS 219859-71-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H12F2O3S. Molecular weight: 262.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H12F2O3S |
| Molecular Weight | 262.27 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2019 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Difluorocyclopropyl Standards
- 1-((2,2-Difluorocyclopropyl)methyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 2101930-90-7)
- 1-((2,2-Difluorocyclopropyl)methoxy)-4-nitrobenzene (CAS 1236764-09-2)
- Ethyl 5-(2,2-difluorocyclopropyl)-1H-pyrazole-3-carboxylate (CAS 2730886-84-5)
- 4-(2,2-Difluorocyclopropyl)-6-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine (CAS 2821753-93-7)
- 3-((2,2-Difluorocyclopropyl)methoxy)benzaldehyde (CAS 1646314-20-6)
- 4-((2,2-Difluorocyclopropyl)methoxy)benzaldehyde (CAS 1707562-77-3)
- 2-((2,2-Difluorocyclopropyl)methoxy)benzaldehyde (CAS 1708401-82-4)
- 2-((2,2-Difluorocyclopropyl)methoxy)nicotinonitrile (CAS 1779127-17-1)
Recommended Standards
- (1H-Benzo[d][1,2,3]triazol-1-yl)(1H-indol-2-yl)methanone (CAS 586959-21-9)
- (Z)-2,2,2-Trifluoro-1-(2-morpholinocyclohex-2-en-1-ylidene)ethanamine (CAS 91474-27-0)
- 1H,1'H-[2,5'-Bibenzo[d]imidazole]-5-carbaldehyde (CAS 167959-20-8)
- N-Cyclopropyl-1-methylpiperidin-3-amine (CAS 1284739-80-5)
- 10-Bromo-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepine-2-carboxamide (CAS 1401304-15-1)
- Methyl 6-cyclopropyl-2-oxo-1,2-dihydropyridine-4-carboxylate (CAS 150190-01-5)
- N,N-Dimethyl-4-(2-phenyl-5,6-dihydro-1,4-oxathiin-3-yl)aniline (CAS 156574-52-6)
- (5-Fluoro-3-methylpyridin-2-yl)methanol (CAS 1360953-18-9)
- (S)-2-((Tert-butoxycarbonyl)amino)-3-(4-chloro-3-fluorophenyl)propanoic acid (CAS 1629658-28-1)
- (Asn5)-Delta-Sleep Inducing Peptide (H-2555.0005) (CAS 80064-67-1)
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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