4-Hydroxy-3-pyridinesulfonic Acid is a useful synthetic intermediate. It is an intermediate used to synthesize 4-methoxy-3-pyridinesulfonyl chloride which is a reactant used to prepare (arylpiperazinyl)cyclohexylsulfonamides as potential α1-adrenergic receptor antagonists.

CAS：51498-37-4
中文别名：4-羟基-3-吡啶磺酸;
英文别名：4-HYDROXYPYRIDIE-3-SULPHONIC ACID;4-hydroxypyridine-3-sulphonic acid;4-Hydroxypyridine-3-sulfonic Acid;4-HYDROXYPYRIDIE-SULPHONIC ACID;hydroxypyridinesulfonicacid;4-Hydroxypyridine-sulphonic acid;4-Pyridinol-3-sulfonic Acid;4-HYDROXY-3-PYRIDINESULFONIC ACID;4-Hydroxy-3-pyridinesulfonic;4-Hydroxy-pyridin-3-sulfonsaeure;4-Hydroxypyridine-3-sulfonicAcid;4-hydroxypyridin-3-sulfonic acid;4-PYRIDINOL-3-SULFONIC ACID;4-Hydroxypyridine-3-sulphonic;4-hydroxypyridine-3-sulfonyl acid;
分子式：C5H5NO4S
分子量：175.162
精确质量：174.994
Psa：95.87
Logp：1.1147

MDL号：MFCD02093473

外观与性状：白色晶体粉末
密度：1.71 g/cm3
熔点：>300°C
折射率：1.643

安全说明：S26-S36/37/39-S45
危险类别码：R34
海关编码：2933399090
危险品运输编码：3261
危险类别：8
包装等级：III
危险品标志：C

用途
用于合成利尿药物托拉塞米