如果按照规格使用和储存,就不会分解,也未有已知危险反应。请避免接触氧化物或光线。
MNS(3,4-Methylenedioxy-β-nitrostyrene,MDBN)是一种酪氨酸激酶抑制剂,能够有效抑制Syk、Src和p97,其IC50值分别为2.5 μM、29.3 μM 和1.7 μM。
靶点Target | Value |
---|---|
p97 | 1.7 μM |
Syk | 2.5 μM |
Src | 29.3 μM |
MNS(3,4-methyl-enedioxy-β-nitrostyrene)能够完全抑制由2 μM U46619(血栓素A2类似物)、5 μM ADP、100 μM花生四烯酸(AA)、10 μg/ml胶原和0.1 U/ml凝血酶诱导的血小板聚集,IC50值分别为2.1 μM、4.1 μM、5.8 μM、7.0 μM 和 12.7 μM,这种作用具有浓度依赖性。此外,MNS还能够抑制钙离子载体A23187(1 μM)或蛋白激酶C(PKC)激活剂PDBu(200 nM)引起的血小板聚集,IC50值分别为25.9 μM 和4.8 μM。
与PGE1处理的血小板相比,MNS(20 μM)可显著降低凝血酶诱导的P-选择素表达。同时,MNS同样能显著抑制凝血酶而非PDBu诱导的MARCKS磷酸化。在凝血酶或胶原刺激5分钟后,使用MNS处理的血小板中蛋白酪氨酸磷酸化的水平低于未处理组。此外,MNS能够刺激UbG76V-GFP和ODD-Luc降解,IC50值分别为1.6 μM 和 5.9 μM;并且抑制MG132诱导的受体累积,其IC50值为2.1 μM。
值得注意的是,MNS对革兰氏阳性菌(Staphylococcus aureus和Enterococcus faecalis)及革兰氏阴性菌(Escherichia coli 和Pseudomonas aeruginosa)的最低抑菌浓度(MICs)为128 mg/L。MNS在抑制血小板聚集和蛋白酪氨酸磷酸化方面比Genistein更有效。另外,MNS(20 μM)与3,4-dimethoxy-β-nitrostyrene同样有效地抑制了血小板聚集,并且这种作用也表现出浓度依赖性。
此外,MNS(20 μM)还能够抑制凝血酶诱导的PAC-1与人类血小板结合。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
3,4-亚甲二氧基苄胺 | 1,3-benzodioxol-5-ylmethyl amine | 2620-50-0 | C8H9NO2 | 151.165 |
胡椒醛 | piperonal | 120-57-0 | C8H6O3 | 150.134 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (2E)-3-(benzo[d][1,3]dioxol-5-yl)-2-nitroprop-2-en-1-ol | 905564-21-8 | C10H9NO5 | 223.185 |
—— | (Z)-3-Benzo[1,3]dioxol-5-yl-2-nitro-prop-2-en-1-ol | 718597-87-6 | C10H9NO5 | 223.185 |
胡椒基甲醛 | benzo[1,3]dioxol-5-yl-acetaldehyde | 6543-34-6 | C9H8O3 | 164.161 |
胡椒乙胺 | 3,4-methylenedioxyphenylethylamine | 1484-85-1 | C9H11NO2 | 165.192 |
1,3-苯并二氧杂环戊烯-5-乙腈 | 1,3-benzodioxole-5-acetonitrile | 4439-02-5 | C9H7NO2 | 161.16 |
—— | benzo[1,3]dioxol-5-yl-acetaldehyde-oxime | 153361-93-4 | C9H9NO3 | 179.175 |
—— | 5-(2-nitroethyl)benzo[1,3]dioxole | 21473-47-2 | C9H9NO4 | 195.175 |
—— | 5-(1,1-dibromo-3-nitroprop-1-en-2-yl)benzo[1,3]dioxole | 1133892-50-8 | C10H7Br2NO4 | 364.978 |
—— | 1,3-bis(3,4-methylenedioxyphenyl)-2-propanone | —— | C17H14O5 | 298.295 |
—— | 1,3-bis(3,4-methylenedioxyphenyl)-2-propanamine | 860500-68-1 | C17H17NO4 | 299.326 |
A derivative series of 3,4-dimethoxy-β-nitrostyrene was synthesized through nitroaldol reaction, including a new compound of 3,4-ethylenedioxy-β-bromo-β-nitrostyrene. The antimicrobial activity effect of 3,4-alkyloxy modification of β-nitrostyrene was investigated. A molecular docking study was also performed to obtain information about their interactions with protein tyrosine phosphatase 1B (PTP1B). The active residues of cysteine-215 and arginine-221 of PTP1B play a key role in signaling pathways that regulate various microorganism cell functions. It also acts as a negative regulator in signaling pathways of insulin that are involved in type 2 diabetes and other metabolic diseases. These derivatives exhibited potential antifungal activity. The studied compounds were also had potential as fragments to be PTP1B inhibitors by interacting with serine-216 and arginine-221 residues, according to their molecular docking. 3,4-Ethylenedioxy-β-methyl-β-nitrostyrene was the most successful potential candidate as a PTP1B inhibitor. However, further research is needed to investigate their potential for medicinal use.