Methanol → [4-(2-Cyclopropyl-4,4-dimethyl 1,2,3,4-tetrahydro-isoquinoline-6-yl-ethynyl)-2-fluoro-phenyl]-acetic Acid

HRID 24081Notes

Reaction equation

HRID 24081 reaction equation
C([O:3][C:4](=[O:30])[CH2:5][C:6]1[CH:11]=[CH:10][C:9]([C:12]#[C:13][C:14]2[CH:15]=[C:16]3[C:21](=[CH:22][CH:23]=2)[CH2:20][N:19]([CH:24]2[CH2:26][CH2:25]2)[CH2:18][C:17]3([CH3:28])[CH3:27])=[CH:8][C:7]=1[F:29])C.CO.O1CCCC1.O.[OH-].[Li+]>O>[CH:24]1([N:19]2[CH2:18][C:17]([CH3:28])([CH3:27])[C:16]3[C:21](=[CH:22][CH:23]=[C:14]([C:13]#[C:12][C:9]4[CH:10]=[CH:11][C:6]([CH2:5][C:4]([OH:30])=[O:3])=[C:7]([F:29])[CH:8]=4)[CH:15]=3)[CH2:20]2)[CH2:26][CH2:25]1

Participants

6

Reactant 4

HCID 887MethanolHCID 8028TetrahydrofuranHCID 168937Lithium hydroxide, monohydrateHCID 69548286[4-(2-Cyclopropyl-4,4-dimethyl-1,2,3,4-tetrahydro-isoquinolin-6-ylethynyl)-2-fluoro-phenyl]-acetic acid ethyl ester2×

Product 1

HCID 10134200[4-(2-Cyclopropyl-4,4-dimethyl 1,2,3,4-tetrahydro-isoquinoline-6-yl-ethynyl)-2-fluoro-phenyl]-acetic Acid

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

Following general procedure J and using [4-(2-cyclopropyl-4,4-dimethyl-1,2,3,4-tetrahydro-isoquinolin-6-ylethynyl)-2-fluoro-phenyl]-acetic acid ethyl ester (Compound 21, 0.055 g, 0.135 mmol), methanol (2 mL), tetrahydrofuran (4 mL), water (1 mL) and lithium hydroxide monohydrate (0.117 g, 2.97 mmol) the title compound was obtained as a pale yellow solid foam (0.040 g, 78%).

Sources & evidence

ORD record
ord-14f28715fff84ee6903e22a939675680
Source dataset
uspto-grants-2005_02
Patent number
US06855512B2

Reaction notes

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