4-((5,6,7,8-Tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl)ethynyl]benzoic acid → 6-[(5,6,7,8-Tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinic acid

HRID 610316

反応式

HRID 610316 の反応式
CC1(C)C2C=C(C#CC3C=CC(C(O)=O)=CC=3)C=CC=2C(=O)CC1.[CH3:25][C:26]1([CH3:50])[C:35]2[CH:34]=[CH:33][C:32]([C:36]#[C:37][C:38]3[CH:48]=[CH:47][C:41]([C:42]([O:44]CC)=[O:43])=[CH:40][N:39]=3)=[CH:31][C:30]=2[C:29](=[O:49])[CH2:28][CH2:27]1>>[CH3:25][C:26]1([CH3:50])[C:35]2[CH:34]=[CH:33][C:32]([C:36]#[C:37][C:38]3[CH:48]=[CH:47][C:41]([C:42]([OH:44])=[O:43])=[CH:40][N:39]=3)=[CH:31][C:30]=2[C:29](=[O:49])[CH2:28][CH2:27]1

参加物

3

実験手順

Employing the same general procedure as for the preparation of 4-[[5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-2-yl]ethynyl]benzoic acid (Compound 7), 300 mg (0.86 mmol) of ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate (Compound 3) was converted into the title compound (pale yellow solid) using 8.6 ml (8.6 mmol) of LiOH (1M aqueous solution).

出典と根拠

ORDレコード
ord-f5c13b82edfd4e89836e6d687f3ad776
出典データセット
uspto-grants-1999_12
特許番号
US05998471

関連ノート

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