HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 12383435Generated: October 23, 2026
3-Bromopyridine-2-sulfonamide
HCPXEMUMOUORFO-UHFFFAOYSA-N · 3-bromopyridine-2-sulfonamide · 2-Pyridinesulfonamide, 3-bromo- · 3-Bromo-pyridine-2-sulfonic acid amide
https://huagongshe.com/en/chemical/12383435
Identifiers & Physical Properties
| CAS No. | 65938-87-6 |
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| Molecular formula | C5H5BrN2O2S |
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| Average molar mass | 237.08 g/mol |
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| SMILES | NS(=O)(=O)c1ncccc1Br |
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| InChIKey | HCPXEMUMOUORFO-UHFFFAOYSA-N |
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| PubChem CID | 12383435 |
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| EC No. | 959-668-5 |
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Chemical & Physical Properties
| XLogP | 0.4 |
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| Topological polar surface area | 81.4 |
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| Hydrogen bond donors | 1 |
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| Hydrogen bond acceptors | 4 |
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| Rotatable bonds | 1 |
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| Heavy atoms | 11 |
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| Formal charge | 0 |
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| Complexity | 223 |
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| Melting point | 260-261 °C |
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| Boiling point | 395.3±52.0 °C(Predicted) |
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| Density | 1.855±0.06 g/cm3(Predicted) |
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| pKa (acidity coefficient) | 8.78±0.60(Predicted) |
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Safety & Regulations
| GHS classification | WarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory. |
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| Hazard Classes and Categories | Acute Tox. 4 (100%) |
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