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Water → 2-{3-[((S)-1-Dimethylaminomethyl-2-phenyl-ethylamino)-methyl]-benzyl}-1,1-dioxo-1lambda6-isothiazolidine-3-carboxylic acid

HRID 1879468
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HRID 1879468 반응식
C([O:3][C:4]([CH:6]1[CH2:10][CH2:9][S:8](=[O:12])(=[O:11])[N:7]1[CH2:13][C:14]1[CH:19]=[CH:18][CH:17]=[C:16]([CH2:20][NH:21][C@H:22]([CH2:30][N:31]([CH3:33])[CH3:32])[CH2:23][C:24]2[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=2)[CH:15]=1)=[O:5])C.O.[OH-].[Li+].O>O1CCCC1.Cl>[CH3:32][N:31]([CH2:30][C@@H:22]([NH:21][CH2:20][C:16]1[CH:15]=[C:14]([CH:19]=[CH:18][CH:17]=1)[CH2:13][N:7]1[CH:6]([C:4]([OH:5])=[O:3])[CH2:10][CH2:9][S:8]1(=[O:12])=[O:11])[CH2:23][C:24]1[CH:25]=[CH:26][CH:27]=[CH:28][CH:29]=1)[CH3:33]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 962WaterHCID 168937Lithium hydroxide, monohydrateHCID 582804542-{3-[((S)-1-dimethylaminomethyl-2-phenyl-ethylamino)-methyl]-benzyl}-1,1-dioxo-1lambda6-isothiazolidine-3-carboxylic acid ethyl ester

생성물 1

HCID 582804442-{3-[((S)-1-Dimethylaminomethyl-2-phenyl-ethylamino)-methyl]-benzyl}-1,1-dioxo-1lambda6-isothiazolidine-3-carboxylic acid

시약·촉매·용매 2

HCID 313
Hydrochloric Acid
촉매
HCID 8028Tetrahydrofuran용매

실험 절차

To a solution of crude 2-{3-[((S)-1-dimethylaminomethyl-2-phenyl-ethylamino)-methyl]-benzyl}-1,1-dioxo-1λ6-isothiazolidine-3-carboxylic acid ethyl ester (360 mg, approx. 0.67 mmol) in tetrahydrofuran (4 mL) was added lithium hydroxide hydrate (57.4 mg, 1.37 mmol) followed by water (1 mL). It was stirred at room temperature for 2 h. To the stirred solution was added ˜15 drops 1N hydrochloric acid to bring the pH to 4.5. The sample was concentrated to dryness and dried over phosphorus pentoxide overnight. The crude 2-{3-[((S)-1-dimethylaminomethyl-2-phenyl-ethylamino)-methyl]-benzyl}-1,1-dioxo-1λ6-isothiazolidine-3-carboxylic acid (350 mg, ca 80% pure) (LiCl present) was used in the next step.

후처리

  1. concentrationThe sample was concentrated to dryness
  2. dry with materialdried over phosphorus pentoxide overnight

출처 및 근거

ORD 기록
ord-fc4a5b426034435e9b30cffc57e2197e
출처 데이터셋
uspto-grants-2012_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08314250B2

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