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Hydrochloric Acid → {8-Fluoro-2-[4-(3,4-difluorophenyl)-1-piperazinyl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-3,4-dihydro-4-quinazolinyl}acetic acid

HRID 1893750
Notes
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Reaction equation

HRID 1893750 reaction equation
[F:1][C:2]1[CH:3]=[CH:4][CH:5]=[C:6]2[C:11]=1[N:10]=[C:9]([N:12]1[CH2:17][CH2:16][N:15]([C:18]3[CH:23]=[CH:22][C:21]([F:24])=[C:20]([F:25])[CH:19]=3)[CH2:14][CH2:13]1)[N:8]([C:26]1[CH:31]=[C:30]([C:32]([F:35])([F:34])[F:33])[CH:29]=[CH:28][C:27]=1[O:36][CH3:37])[CH:7]2[CH2:38][C:39]([O:41]C)=[O:40].[OH-].[Na+].Cl>O1CCOCC1>[F:1][C:2]1[CH:3]=[CH:4][CH:5]=[C:6]2[C:11]=1[N:10]=[C:9]([N:12]1[CH2:17][CH2:16][N:15]([C:18]3[CH:23]=[CH:22][C:21]([F:24])=[C:20]([F:25])[CH:19]=3)[CH2:14][CH2:13]1)[N:8]([C:26]1[CH:31]=[C:30]([C:32]([F:35])([F:34])[F:33])[CH:29]=[CH:28][C:27]=1[O:36][CH3:37])[CH:7]2[CH2:38][C:39]([OH:41])=[O:40]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

5

Reactant 3

HCID 313Hydrochloric AcidHCID 14798Sodium HydroxideHCID 58824001Methyl {8-fluoro-2-[4-(3,4-difluorophenyl)-1-piperazinyl]-3-[2-methoxy-5-(trifluoromethyl)-phenyl]-3,4-dihydro-4-quinazolinyl}acetate

Product 1

HCID 18444413{8-Fluoro-2-[4-(3,4-difluorophenyl)-1-piperazinyl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-3,4-dihydro-4-quinazolinyl}acetic acid

Reagents, catalysts & solvents 1

HCID 31275
1,4-Dioxane
Solvent

Procedure

In 40 ml of dioxane, 881 mg (1.49 mmol) of methyl {8-fluoro-2-[4-(3,4-difluorophenyl)-1-piperazinyl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-3,4-dihydro-4-quinazolinyl}acetate (Example 32A) and 178 mg (4.46 mmol) of sodium hydroxide are stirred at 50° C. for 2 hours. Following acidification with 1N hydrochloric acid, the product is filtered off with suction, washed with water and dried under reduced pressure.

Workup

  1. filtrationthe product is filtered off with suction
  2. washwashed with water
  3. customdried under reduced pressure

Sources & evidence

ORD record
ord-e050e108e13744f0a8ffb51ffea305f4
Source dataset
uspto-grants-2013_08
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08513255B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes