p-Ethynylphenylalanine hydrochloride (4-Ethynyl-L-phenylalanine hydrochloride) is a potent, selective, reversible and competitive inhibitor of tryptophan hydroxylase (TPH), with a Ki of 32.6 μM.
体外研究
p-Ethynylphenylalanine hydrochloride selectively and reversibly inhibits the biosynthesis of serotonin.
p-Ethynylphenylalanine hydrochloride has a low affinity for various recombinant 5-HT receptors (5-HT1, 5-HT2, 5-HT4, 5-HT5, 5-HT6, and 5-HT7).
体内研究
p-Ethynylphenylalanine hydrochloride (30 mg/kg; i.p.) decreases in 5-HT and 5-HIAA levels in the rat midbrain but not in tissue.
p-Ethynylphenylalanine hydrochloride does not inhibit the aromatic amino acid decarboxylase.
Animal Model:
Male Sprague-Dawley rats (200 g)
Dosage:
30 mg/kg
Administration:
Intraperitoneal injection
Result:
Decreased in 5-HT and 5-HIAA levels in the rat midbrain.
分子式
C11H12ClNO2
分子量
225.67
CAS号
188640-63-3
运输条件
Room temperature in continental US; may vary elsewhere.