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| CAS号 : | 636-73-7 |
精确质量 : | 158.99900 |
| 分子式 : | C5H5NO3S |
logP : | 1.40910 |
| 分子量 : | 159.16300 |
PSA : | 75.64000 |
3-吡啶磺酸 | |
3-Pyridinesulfonic acid | |
636-73-7 | |
C5H5NO3S | |
159.16300 | |
75.64000 | |
1.40910 | |
158.99900 |
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白色结晶粉末
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> 66
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>300 °C(lit.)
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1.509 g/cm3
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soluble
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Stable under normal temperatures and pressures. Light sensitive.
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Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Corrosives area.
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GHS05 | |
危险 | |
H314 | |
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UT7920000
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3
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29333999
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8
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S26-S36/37/39-S45
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III
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UN 2585 8/PG 3
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C
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R22; R34
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HS:29333999.Oter compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. General tariff:6.5% |
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由吡啶经发烟硫酸磺化而得。将发烟硫酸加入干燥的反应锅中，于搅拌下滴加吡啶，约2.5h加完，再加入硫酸汞。加热至230-240℃，保温13-14h。放冷至20-25℃，然后在冷却下加入乙醇中，继续冷至5℃以下，析出结晶，即为吡啶-3-磺酸。 | |
医药及有机合成中间体。 |
![异噻唑并[5,4-c]吡啶-3(2H)-酮, 1,1-二氧化物](https://www.chemicalbook.com/CAS/GIF/142141-07-9.gif)
