3-环己氨基丙磺酸
化合物
3-环己氨基丙磺酸(英語:3-(Cyclohexylamino)propane-1-sulfonic acid,也称为N-环己基-3-氨基乙磺酸,N-cyclohexyl-3-aminopropanesulfonic acid,缩写CHPS)是一种含氮有机硫化合物,常在生物化学中用作缓冲溶液,pH通常为9.7-11.1。类似的化合物还有N-环己基-2-羟基-3-氨基乙磺酸(N-cyclohexyl-2-hydroxyl-3-aminopropanesulfonic acid,缩写CHPSO)也在生物化学中用作缓冲溶液。
CAPS[1] | |
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IUPAC名 3-(Cyclohexylamino)propane-1-sulfonic acid | |
识别 | |
CAS号 | 1135-40-6 |
PubChem | 70815 |
ChemSpider | 63979 |
SMILES |
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InChI |
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InChIKey | PJWWRFATQTVXHA-UHFFFAOYAU |
DrugBank | DB02219 |
性质 | |
化学式 | C9H19NO3S |
摩尔质量 | 221.32 g/mol g·mol⁻¹ |
熔点 | >300 °C |
pKa | 10.4[2] |
危险性 | |
GHS危险性符号 | |
GHS提示词 | Warning |
H-术语 | H302, H315, H319, H335 |
P-术语 | P261, P264, P270, P271, P280, P301+312, P302+352, P304+340, P305+351+338, P312, P321, P330, P332+313, P337+313 |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
- ^ CAPS (页面存档备份,存于互联网档案馆) at Sigma-Aldrich
- ^ Esplin, Taran L.; Cable, Morgan L.; Gray, Harry B.; Ponce, Adrian. Terbium-Macrocycle Complexes as Chemical Sensors: Detection of an Aspirin Metabolite in Urine Using a Salicylurate-Specific Receptor Site. Inorganic Chemistry. 2010, 49 (10): 4643–4647. doi:10.1021/ic1003066.
Tabata, Masaaki; Habib, Ahsan; Watanabe, Keiichi. DNA Cleavage by Good’s Buffers in the Presence of Au(III). Bulletin of the Chemical Society of Japan. 2005, 78 (7): 1263–1269. doi:10.1246/bcsj.78.1263.