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CAS号:906-33-2
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英文名称:Neochlorogenic acid
分子式
C16H18O9
分子量
354
EINECS号
212-997-1
MDL
MFCD10566639
Smiles
InChIKey
乙二醇化学百科
基本信息
物化性质
安全信息
生产及用途
绿原酸亦称“绿吉酸”、“咖啡单宁酸”。分子式C16H18O9。分子量354.32。由水中得针状结晶,为半水合物,110℃变为无水合物。熔点208℃,[α]D25-33.5°(水,C=1),K=2.2×10-3(27℃)。有弱酸味并具收敛性。25℃时在水中溶解度为4%,较易溶于热水,溶于乙醇、丙酮,微溶于乙酸乙酯,不溶于氯仿、乙醚和二硫化碳。与浓盐酸共沸得蓝色染料。能使溴水褪色,与浓碘化氢共沸得苯甲酸,与水在230℃共热分解为苯酚,与稀盐酸共热分解为咖啡酸和金鸡纳酸等,室温与稀碱作用只得咖啡酸和金鸡纳酸。
Neochlorogenic acid (NCA) shows a reduction of lipopolysaccharide (LPS)-induced NO production by suppressing iNOS and COX-2 protein expression and production of pro-inflammatory cytokines, such as TNF-α and IL-1β, in BV2 microglia cells. In addition, phosphorylated p38 MAPK and NF-κB p65 are also inhibited by Neochlorogenic acid in activated microglia. iNOS and COX-2 levels are increased in LPS-induced BV2 cells, but this increase is significantly inhibited after treatment with 50 and 100 μM Neochlorogenic acid.
化学性质 易溶于热水、乙醇及丙酮,可完全溶解。极微溶于醋酸乙酯。 来源于金银花用途 用于含量测定/鉴定/药理实验等。药理药效:具有较广泛抗菌作用,但在体内能被蛋白质灭活。
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