홈MCP워크벤치Skills
홈워크벤치알림마이페이지
llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
  1. 홈
  2. /반응

Phenylacetic Acid → (2S,3R,4R,5S,6R)-6-(acetoxymethyl)-3-(2-phenylacetamido)-tetrahydro-2H-pyran-2,4,5-triyl triacetate

HRID 1854235
노트
인쇄 미리보기

반응식

HRID 1854235 반응식
Cl.[C:2]([O:5][C@H:6]1[C@H:11]([NH2:12])[C@@H:10]([O:13][C:14](=[O:16])[CH3:15])[C@H:9]([O:17][C:18](=[O:20])[CH3:19])[C@@H:8]([CH2:21][O:22][C:23](=[O:25])[CH3:24])[O:7]1)(=[O:4])[CH3:3].Cl.CN(C)CCCN=C=NCC.[C:38]1([CH2:44][C:45](O)=[O:46])[CH:43]=[CH:42][CH:41]=[CH:40][CH:39]=1>C(Cl)Cl.CN(C)C1C=CN=CC=1>[C:2]([O:5][C@H:6]1[C@H:11]([NH:12][C:45](=[O:46])[CH2:44][C:38]2[CH:43]=[CH:42][CH:41]=[CH:40][CH:39]=2)[C@@H:10]([O:13][C:14](=[O:16])[CH3:15])[C@H:9]([O:17][C:18](=[O:20])[CH3:19])[C@@H:8]([CH2:21][O:22][C:23](=[O:25])[CH3:24])[O:7]1)(=[O:4])[CH3:3]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 999Phenylacetic AcidHCID 2022591,3,4,6-Tetra-O-acetyl-a-D-glucosamineHCIHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochloride

생성물 1

HCID 67206377(2S,3R,4R,5S,6R)-6-(acetoxymethyl)-3-(2-phenylacetamido)-tetrahydro-2H-pyran-2,4,5-triyl triacetate수율 69%

시약·촉매·용매 2

HCID 14284
4-(Dimethylamino)pyridine
촉매
HCID 6344Dichloromethane용매2회

실험 절차

To a suspension of (2S,3R,4R,5S,6R)-6-(acetoxymethyl)-3-amino-tetrahydro-2H-pyran-2,4,5-triyl triacetate hydrochloride (0.500 g, 1.31 mmol) in CH2Cl2 (20 mL) was added 4-(dimethylamino)pyridine (0.478 g, 3.91 mmol) followed by 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (0.300 g, 1.57 mmol) and 2-phenylacetic acid (0.2132 g, 1.57 mmol). The reaction was stirred for 12 h. Additional CH2Cl2 (80 mL) was added and the organic layer was washed once with saturated aqueous NaHCO3 (10 mL). The organic layer was then dried (MgSO4) and concentrated in vacuo. Flash chromatography of the crude material on silica gel (3:2 EtOAc:hexanes) followed by crystallization (EtOAc/hexanes) afforded (2S,3R,4R,5S,6R)-6-(acetoxymethyl)-3-(2-phenylacetamido)-tetrahydro-2H-pyran-2,4,5-triyl triacetate as a white solid (0.418 g, 69% yield).

후처리

  1. washthe organic layer was washed once with saturated aqueous NaHCO3 (10 mL)
  2. dry with materialThe organic layer was then dried (MgSO4)
  3. concentrationconcentrated in vacuo
  4. customFlash chromatography of the crude material on silica gel (3:2 EtOAc:hexanes) followed by crystallization (EtOAc/hexanes)

출처 및 근거

ORD 기록
ord-3b01d9005e9f488e91bb8a33a0a62f11
출처 데이터셋
uspto-grants-2015_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08962664B2

반응 노트

불러오는 중…

이 페이지에서참가 물질실험 절차후처리출처 및 근거반응 노트