5-Fluoro-3-(5-fluoro-4-(methylsulfinyl)pyrimidin-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine CAS 1259279-58-7
| CAS No. | 1259279-58-7 |
| Molecular Formula | C19H14F2N4O3S2 |
| Molecular Weight | 448.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Fluoro-3-(5-fluoro-4-(methylsulfinyl)pyrimidin-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 5-Fluoro-3-(5-fluoro-4-(methylsulfinyl)pyrimidin-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine (CAS 1259279-58-7), a certified reference material (molecular formula C19H14F2N4O3S2, MW 448.47 g/mol) for analytical method development and quality control.
Structurally, 5-Fluoro-3-(5-fluoro-4-(methylsulfinyl)pyrimidin-2-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine (C19H14F2N4O3S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 448.47 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
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.
Physical & Chemical Properties
| Molecular Formula | C19H14F2N4O3S2 |
| Molecular Weight | 448.47 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related Fluoro Standards
- 4-(3-Fluoro-4-methoxybenzoyl)-3-hydroxy-5-(4-methoxyphenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-75-2)
- 3-(4-Fluoro-3-nitrophenyl)-1-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea (CAS 1796920-47-2)
- 4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-5-(4-nitrophenyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618073-84-0)
- 7-fluoro-1,4-dihydro-1-[(1S)-1-(hydroxymethyl)-2-methylpropyl]-6-iodo-4-oxo-3-Quinolinecarboxylic acid ethyl ester (CAS 697762-60-0)
- 3-(4-Fluoro-2-nitrophenoxy)-N-(4-phenoxyphenyl)thiophene-2-carboxamide (CAS 306977-57-1)
- 1-[[3-Fluoro-4-[5-[(2-fluorophenyl)methyl]-2-benzothiazolyl]phenyl]methyl]-3-azetidinecarboxylic Acid (CAS 1257093-40-5)
- Methyl 2-(2-{[2-fluoro-5-(trifluoromethyl)phenyl]sulfamoyl}-4,5-dimethoxyphenyl)acetate (CAS 1023518-38-8)
- N-(3-Fluoro-4-(2-methoxypyridin-4-yl)benzyl)-6-(2-methylpyridin-4-yl)-2,7-naphthyridin-1-amine 1951441-19-2 (CAS 1951441-19-2)
Recommended Standards
- (Z)-3-Methyl 5-(3-phenylallyl) 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate (CAS 102106-08-1)
- Dibenzyl 1-(4-(methoxycarbonyl)phenyl)-2-methylhydrazine-1,2-dicarboxylate (CAS 1415560-10-9)
- Elobixibat Impurity 39 (CAS CATO-C4X-283839)
- N-(2,4-dimethoxybenzyl)-2-oxo-N-(1,2,4-thiadiazol-5-yl)-2,3-dihydrobenzo[d]oxazole-6-sulfonamide (CAS 1432514-50-5)
- N-(5-((2-Amino-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)pentanamide (CAS 893345-87-4)
- 3-bromo-4-chloro-2H-indazole (CAS 885521-40-4)
- 1-(2-(Naphthalen-1-yloxy)ethyl)piperazine (CAS 56229-96-0)
- 2,4,6-Trihydroxy-3-methylbenzaldehyde (CAS 55743-13-0)
- N-(2,5-dimethoxyphenyl)-2-(4-phenylpiperazin-1-yl)acetamide (CAS 848050-39-5)
- Anantin (CAS 133658-45-4)
- 2-Chloro-2-methyloctane (CAS 928-60-9)
- 25087-17-6 hexyl methacrylate polymer (CAS 25087-17-6)
- Diethyltoluenediamine (CAS 68479-98-1)
- Peptide Impurity 28 (CAS 1350456-64-2)
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