4-Piperidinol, 1-(2-hydroxy-2-methylpropoxy)-2,2,6,6-tetramethyl- → 5-[1-(2-Hydroxy-2-methylpropoxy)-2,2,6,6-tetramethyl-piperidin-4-yloxycarbonyl]-2-[2-hydroxy-3-(4-chloro-alpha,alpha-dimethylbenzyl)-5-tert-butylphenyl]-2H-benzotriazole

HRID 28326

반응식

HRID 28326 반응식
[CH3:1][O:2][C:3]([C:5]1[CH:34]=[CH:33][C:8]2=[N:9][N:10]([C:12]3[CH:17]=[C:16]([C:18]([CH3:21])([CH3:20])[CH3:19])[CH:15]=[C:14]([C:22]([CH3:31])([CH3:30])[C:23]4[CH:28]=[CH:27][C:26]([Cl:29])=[CH:25][CH:24]=4)[C:13]=3[OH:32])[N:11]=[C:7]2[CH:6]=1)=[O:4].[OH:35][C:36]([CH3:51])([CH3:50])[CH2:37][O:38][N:39]1[C:44]([CH3:46])([CH3:45])[CH2:43]C(O)[CH2:41][C:40]1([CH3:49])[CH3:48]>>[OH:35][C:36]([CH3:51])([CH3:50])[CH2:37][O:38][N:39]1[C:44]([CH3:46])([CH3:45])[CH2:43][CH:1]([O:2][C:3]([C:5]2[CH:34]=[CH:33][C:8]3=[N:9][N:10]([C:12]4[CH:17]=[C:16]([C:18]([CH3:21])([CH3:20])[CH3:19])[CH:15]=[C:14]([C:22]([CH3:31])([CH3:30])[C:23]5[CH:24]=[CH:25][C:26]([Cl:29])=[CH:27][CH:28]=5)[C:13]=4[OH:32])[N:11]=[C:7]3[CH:6]=2)=[O:4])[CH2:41][C:40]1([CH3:49])[CH3:48]

참가 물질

3

실험 절차

5-Methoxycarbonyl2-[2-hydroxy-3-(4-chloro-α,α-dimethylbenzyl)-5-tert-butylphenyl]-2H-benzotriazole (3.89 g, 0.0081 mol) and 1-(2-hydroxy-2-methylpropoxy)-2,2,6,6-tetramethyl-4-hydroxypiperidine (2.41 g, 0.0098 mol) are reacted together according to the procedure of Example 1. The title compound is obtained in a yield of 2.26 g (40.2%) as a yellow solid, melting at 80-90° C., whose structure is consistent with 1Hnmr and mass spectrometry. The compound has a molar absorptivity of 17,411 l/mole cm.

출처 및 근거

ORD 기록
ord-f41ec0659f734bcaa74cb3eeca4e0b0f
출처 데이터셋
uspto-grants-2008_09
특허 번호
US07419513B2

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