2-(Difluoromethyl)-3,5-dihydroxypyridine-6-sulfonyl chloride CAS 1804715-48-7
| CAS No. | 1804715-48-7 |
| Molecular Formula | C6H4ClF2NO4S |
| Molecular Weight | 259.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Difluoromethyl)-3,5-dihydroxypyridine-6-sulfonyl chloride (CAS 1804715-48-7) is a high-purity analytical reference standard with the molecular formula C6H4ClF2NO4S and a molecular weight of 259.62 g/mol.
Structurally, 2-(Difluoromethyl)-3,5-dihydroxypyridine-6-sulfonyl chloride (C6H4ClF2NO4S) contains an amide group, a sulfone group, a carboxylic acid group, 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 259.62 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-(Difluoromethyl)-3,5-dihydroxypyridine-6-sulfonyl chloride 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 | C6H4ClF2NO4S |
| Molecular Weight | 259.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Difluoromethyl Standards
- 2-(Difluoromethyl)-3,4-dihydroxypyridine-6-sulfonyl chloride (CAS 1803668-38-3)
- 2-(Difluoromethyl)-4,5-dihydroxypyridine-3-sulfonyl chloride (CAS 1803668-46-3)
- 4-(Difluoromethyl)-2,5-dihydroxypyridine-3-sulfonyl chloride (CAS 1805045-14-0)
- 4-(Difluoromethyl)-5,6-dihydroxypyridine-3-sulfonyl chloride (CAS 1806825-73-9)
- 4-(Difluoromethyl)-3,5-dihydroxypyridine-2-sulfonyl chloride (CAS 1806891-94-0)
- 2-(Difluoromethyl)-3,6-dihydroxypyridine-4-sulfonyl chloride (CAS 1806895-01-1)
- 2-(Difluoromethyl)-3,4-dihydroxypyridine-5-sulfonyl chloride (CAS 1806895-14-6)
- 2-(Difluoromethyl)-3-(trifluoromethyl)pyridine-4-carbonyl chloride (CAS 1804446-63-6)
Recommended Standards
- 4-Chloro-6-(6-(trifluoromethyl)pyridin-3-yl)pyrimidine (CAS 1590398-07-4)
- 7-Chloro-2-methyl-5-(trifluoromethyl)-1H-pyrrolo[3,2-b]pyridine-6-carbonitrile (CAS 1268521-89-6)
- 2-Chloro-4-(3-(trifluoromethyl)phenyl)-1,3,5-triazine (CAS 1053658-32-4)
- 2-Chloro-8-(trifluoromethyl)quinoline-3-carbaldehyde (CAS 920494-32-2)
- 6-(5-(4-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid (CAS 303798-57-4)
- 3-[5-(2-Thienyl)-2-thioxo-1,3,4-oxadiazol-3(2H)-yl]propanenitrile (CAS 866009-83-8)
- 3-(Diethylamino)benzenesulfonic acid (CAS 97-20-1)
- 7,7-Diphenylhexahydro-1H-isoindol-4(2H)-one hydrochloride (CAS 169104-86-3)
- 1-(1-Methyl-1h-pyrazol-4-yl)butane-1,3-dione (CAS 1247584-05-9)
- 4-(Isoquinolin-4-yl)aniline (CAS 64345-79-5)
- N-(2-Chloro-4,6-dimethylphenyl)-2-((4-(4-chlorophenyl)-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 476484-49-8)
- 2,4-Difluoro-L-phenylalanine (CAS 31105-93-8)
- 3,6-Bis(prop-2-yn-1-yloxy)acridin-9(10H)-one (CAS 122105-96-8)
- Liraglutide Impurity 17 TFA Salt (CAS CATO-C4X-199217)
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