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

HRID 278657Notes

Reaction equation

HRID 278657 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-5257e9fb50364e90a977ba533ae373cc
Source dataset
uspto-grants-2002_03
Patent number
US06359135B1

Reaction notes

Loading…