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【结 构 式】

【药物名称】ACEA, LS-63778

【化学名称】(all-Z)-N-(2-Chloroethyl)-5,8,11,14-icosatetraenamide

【CA登记号】

【 分 子 式 】C22H36ClNO

【 分 子 量 】365.99132

【开发单位】National Hellenic Research Foundation (Originator), University of Connecticut (Originator)

【药理作用】Cannabinoid CB1 Agonists

合成路线1

Title compound was prepared by formation of the arachidonic acid chloride (II) upon treatment of the corresponding acid (I) with oxalyl chloride in CH2Cl2 containing DMF at 0 C, followed by condensation with 2-chloroethylamine - HCl (III) in the presence of pyridine.

1 Lin, S.; Khanolkar, A.D.; Fan, P.; Goutopoulos, A.; Qin, C.; Papahadjis, D.; Makriyannis, A.; Novel analogues of arachidonylethanolamide (anandamide): Affinities for the CB1 and CB2 cannabinoid receptors and metabolic stability. J Med Chem 1998, 41, 27, 5353.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 21406 (5Z,8Z,11Z,14Z)-5,8,11,14-icosatetraenoic acid 7771-44-0 C20H32O2 详情 详情
(II) 21407 (5Z,8Z,11Z,14Z)-5,8,11,14-icosatetraenoyl chloride C20H31ClO 详情 详情
(III) 21411 2-chloro-1-ethanamine hydrochloride 870-24-6 C2H7Cl2N 详情 详情

合成路线2

Arachidonic acid (I) was converted to the mixed anhydride (II) upon treatment with isobutyl chloroformate and triethylamine. Subsequent condensation of (II) with 2-chloroethylamine (III) provided the target amide.

1 Murphy, V.; Greenberg, M.J.; Manna, S.; Dicamelli, R.; Ross, R.A.; Campbell, W.B.; Stevenson, L.A.; Hillard, C.J.; Pertwee, R.G.; Synthesis and characterization of potent and selective agonists of the neuronal cannabinoid receptor (CB1). J Pharmacol Exp Ther 1999, 289, 3, 1427.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 21406 (5Z,8Z,11Z,14Z)-5,8,11,14-icosatetraenoic acid 7771-44-0 C20H32O2 详情 详情
(II) 25848 Icosa-5(Z),8(Z),11(Z),14(Z)-tetraenoic acid isobutoxycarbonyl anhydride C25H40O4 详情 详情
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