化学品概述
基本信息
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中文名称:
抑肽素
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中文别名:
抑肽素;胃蛋白酶抑制剂;胃酶抑素;五肽衍生物;抑肽,胃蛋白酶抑制剂;胃酶抑素A(进口);胃蛋白酶抑制剂(> 75% (HPLC),BC);胃酶抑素 A
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英文名称:
Pepstatin
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英文别名:
ahpatininc;pepsininhibitors735a;procidins735a;PEPSTATIN;PEPSTATIN A;X-VAL-VAL-STATYL-ALA-STATIN;(3S,4S)-4-AMINO-3-HYDROXY-6-METHYL-HEPTANOIC ACID;AHMHA ISOVALERYL-L-VAL-L-VAL-AHMHA-L-ALA-STA
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分子式:
C34H63N5O9
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分子量:
685.89212 [g/mol]
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CAS:
26305-03-3
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EINECS编号:
247-600-0
- MDL编号:
-
精确质量:
685.462579
- InChI:
- InChI Key:
-
MOL文件:
/Mol/26305-03-3.mol
- PSA:
- LogP:
- FEMA编码:
- COE编码:
理化性质
- 外观性质:
-
熔点:
233 °C (dec.)(lit.)
- 沸点:
- 密度:
- 折射率:
-
比旋光度:
D27 -90.3° (c = 0.288 in methanol)
- 闪点:
- 溶解性:
-
酸度系数(pKa):
It is soluble in 10% (v/v) acetic acid in methanol (9:1 methanol:acetic acid) (1 mg/ml), ethanol (1-2 mg/ml with heat up to 60°C), DMSO (5 mg/ml), methanol (1 mg/ml), and acetic acid. Insoluble in benzene, chloroform, water, 1 M NaOH, and ether.
- 相对极性:
- PH值:
- 爆炸极限值(explosive limit):
- 敏感性:
-
储存条件:
2-8°C
- 检测方法:
- 蒸气压:
- Merck:
- BRN:
- NIST化学物质信息:
- EPA化学物质信息:
安全信息
- 危化品标志:
- 危化代码:
-
安全代码:
22-24/25
- 海关编码/HS编码:
- 危化品运输编码:
-
WGK Germany:
2
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RTECS:
SC6155000
- TSCA:
- 危化等级:
- 包装类别:
- 毒理资料:
- 灭火剂:
应用领域
制备方法/合成路线
参考资料
- A pentapeptide pepsin inhibitor, isolated from cultured broths of Streptomyces testaceus Hamada et Okami and Streptomyces argenteolus var. toyonakensis: H. Umezawa et al., J. Antibiot. 23, 259 (1970). Prepn: H. Umezawa et al., DE 2028403 (1971 to Microbiochemical Res. Found.), C.A. 74, 75201c (1971). Structure: H. Morishima et al., J. Antibiot. 23, 263 (1970). Synthesis: H. Morishima et al., ibid. 25, 551 (1972). Biological properties: T. Aoyagi et al., ibid. 24, 687 (1971). N-n-Caproyl and N-iso-caproyl derivatives, pepstatin B and pepstatin C, also isolated from pepstatin-producing Streptomyces, as minor components of crude preparations: T. Miyano et al., ibid. 25, 489 (1972). Mechanism of pepsin inhibition: S. Kunimoto et al., ibid. 251; 27, 413 (1974); J. Marciniszyn et al., Adv. Exp. Med. Biol. 95, 199 (1977); D. H. Rich, E. T. O. Sun, Biochem. Pharmacol. 29, 2205 (1980); of other acid protease inhibition: D. H. Rich et al., Biochemistry 24, 3165 (1985). Tissue distribution in rats: D. A. W. Grant et al., Biochem. Pharmacol. 31, 2302 (1982). Effect on gastric ulcers in man: O. Bonnevie et al., Gut 20, 624 (1979); L. B. Svendsen et al., Scand. J. Gastroenterol. 14, 929 (1979).
- MSDS
图谱
计算化学数据
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疏水参数计算参考值(XlogP):
3
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氢键供体数量 :
8
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氢键受体数量:
9
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可旋转化学键数量:
22
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拓扑分子机型表面积(TPSA) :
223
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重原子数量:
48
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形式电荷:
0
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复杂度:
1060
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同位素原子数量:
0
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确定原子立构中心数量:
7
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不确定原子立构中心数量:
0
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确定化学键立构中心数量:
0
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不确定化学键立构中心数量:
0
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共价键单元数量:
1