Pyridine-4-sulfonyl Chloride
- CAS NO.：134479-04-2
- Empirical Formula: C5H4ClNO2S
- Molecular Weight: 177.61
- MDL number: MFCD08752628
- EINECS: 200-258-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:24:37
What is Pyridine-4-sulfonyl Chloride?
Description
Pyridine-4-sulfonyl chloride is a chiral, enantiomerically pure compound that can be synthesized by the cyclocondensation of 4-aminopyridine and sulfuryl chloride. The x-ray analysis of the single crystals obtained from this synthesis has revealed the molecular structure of this compound. Pyridine-4-sulfonyl chloride is an analog of pyridine, with a sulfonyl group attached to one of its carbon atoms. This chlorinated compound is also a good nucleophile, which makes it useful as a catalyst for certain reactions.
Properties of Pyridine-4-sulfonyl Chloride
| Boiling point: | 284℃ |
| Density | 1.488 |
| Flash point: | 126℃ |
| pka | -0.61±0.26(Predicted) |
Safety information for Pyridine-4-sulfonyl Chloride
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
Computed Descriptors for Pyridine-4-sulfonyl Chloride
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