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Hydrochloric Acid → 7-[2-(2-propynyloxyimino)-2-(2-aminothiazol-4-yl)acetamido]-3-[1-(2-carboxyethyl)-1H-tetrazol-5-yl]thiomethyl-3-cephem-4-carboxylic acid

HRID 648419
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HRID 648419 반응식
O.O.O.C([O-])(=O)C.[Na+].[CH2:9]([O:12][N:13]=[C:14]([C:42]1[N:43]=[C:44]([NH:47]C(=O)C(F)(F)F)[S:45][CH:46]=1)[C:15]([NH:17][CH:18]1[C:40](=[O:41])[N:20]2[C:21]([C:37]([OH:39])=[O:38])=[C:22]([CH2:25][S:26][C:27]3[N:31]([CH2:32][CH2:33][C:34]([OH:36])=[O:35])[N:30]=[N:29][N:28]=3)[CH2:23][S:24][C@H:19]12)=[O:16])[C:10]#[CH:11].Cl>O>[CH2:9]([O:12][N:13]=[C:14]([C:42]1[N:43]=[C:44]([NH2:47])[S:45][CH:46]=1)[C:15]([NH:17][CH:18]1[C:40](=[O:41])[N:20]2[C:21]([C:37]([OH:39])=[O:38])=[C:22]([CH2:25][S:26][C:27]3[N:31]([CH2:32][CH2:33][C:34]([OH:36])=[O:35])[N:30]=[N:29][N:28]=3)[CH2:23][S:24][C@H:19]12)=[O:16])[C:10]#[CH:11]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 313Hydrochloric AcidHCID 23665404Sodium Acetate TrihydrateHCID 1317124097-[2-(2-propynyloxyimino)-2-{2-(2,2,2-trifluoroacetamido)thiazol-4-yl}acetamido]-3-[1-(2-carboxyethyl)-1H-tetrazol-5-yl]thiomethyl-3-cephem-4-carboxylic acid

생성물 1

HCID 1317132207-[2-(2-propynyloxyimino)-2-(2-aminothiazol-4-yl)acetamido]-3-[1-(2-carboxyethyl)-1H-tetrazol-5-yl]thiomethyl-3-cephem-4-carboxylic acid수율 69.7%

시약·촉매·용매 1

HCID 962Water용매

실험 절차

A solution of sodium acetate trihydrate (5.97 g) in water (25 ml) was added to 7-[2-(2-propynyloxyimino)-2-{2-(2,2,2-trifluoroacetamido)thiazol-4-yl}acetamido]-3-[1-(2-carboxyethyl)-1H-tetrazol-5-yl]thiomethyl-3-cephem-4-carboxylic acid (syn isomer) (3.0 g) and the mixture was stirred overnight. The reaction mixture was adjusted to pH 3 with 10% hydrochloric acid under ice-cooling and precipitates were collected by filtration, washed with water and dried to give 7-[2-(2-propynyloxyimino)-2-(2-aminothiazol-4-yl)acetamido]-3-[1-(2-carboxyethyl)-1H-tetrazol-5-yl]thiomethyl-3-cephem-4-carboxylic acid (syn isomer) (1.80 g).

후처리

  1. temperaturecooling
  2. customprecipitates
  3. filtrationwere collected by filtration
  4. washwashed with water
  5. customdried

출처 및 근거

ORD 기록
ord-f009b92115f64cb2af9aad4324e4a815
출처 데이터셋
uspto-grants-1983_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04411898

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