盐酸纳呋拉啡

中文名称:盐酸纳呋拉啡
英文名称:Nalfurafine
CAS号:152658-17-8
分子式:C28H33ClN2O5
分子量:513.02502
EINECS号:200-258-5
Mol文件:152658-17-8.mol
盐酸纳呋拉啡 结构式

盐酸纳呋拉啡 性质

熔点 207-217 °C
储存条件 Store at -20°C
溶解度 DMF:16mg/mL;二甲基亚砜:33mg/mL;乙醇:0.33mg/mL; PBS(pH 7.2):5 mg/mL
形态 固体

盐酸纳呋拉啡 用途与合成方法

Nalfurafine hydrochloride (TRK-820 hydrochloride) 是一种强效选择性,具有口服活性的 G 蛋白偏倚 kappa opioid receptor (KOR) 激动剂,具有很高的翻译潜力。Nalfurafine hydrochloride (TRK-820 hydrochloride) 增强了 MOR 靶向镇痛药的生物学作用,它还有潜力用于尿毒症瘙痒的相关研究。

Nalfurafine (subcutaneous injection; 0.015 mg/kg) combines with EOM-salvinorin-B  produces spinal antinociception equivalent to 5 mg/kg, it also enhances the supraspinal analgesic effect of 5 mg/kg morphine.Nalfurafine (subcutaneous injection; 4 μg/kg) causes a dose-dependent increase of the inhibition of the acetic acid-induced abdominal constriction,and the inhibition of the abdominal constriction reaches its peak 30 min after injection, gradually declined and returned to the pre-injection level 4 hr after.

Animal Model: Male and Female C57BL/6J mice
Dosage: 0.015 mg/kg
Administration: Subcutaneous injection
Result: Had the potential for enhancing the therapeutic potential of MOR-targeting analgesics, such as morphine.
用途 

Nalfurafine hydrochloride was launched on March of 2009 in Japan as the first in class non-narcotic opioid drug for intractable itch caused by hemodialysis. It showed significant opioid κ-agonist activity and induced neither aversion nor preference in rats on the CPP (Conditioned Place Preference) test. A new therapeutic agent for the treatment of uremic pruritus in hemodialysis patients.

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