Sodium Hydroxide → 3,4-Dihydro-2H-1,4-benzoxazine

HRID 35178

반응식

HRID 35178 반응식
O=[C:2]1[NH:7][C:6]2[CH:8]=[CH:9][CH:10]=[CH:11][C:5]=2[O:4][CH2:3]1.B#B.[OH-].[Na+]>O1CCCC1>[O:4]1[C:5]2[CH:11]=[CH:10][CH:9]=[CH:8][C:6]=2[NH:7][CH2:2][CH2:3]1

참가 물질

5

반응물 3

HCID 14798Sodium HydroxideHCID 727572H-1,4-benzoxazin-3(4H)-oneHCID 6328200Diboron

생성물 1

HCID 5850963,4-Dihydro-2H-1,4-benzoxazine

시약·촉매·용매 1

HCID 8028Tetrahydrofuran용매

실험 절차

3,4-Dihydro-3-oxo-1,4(2H)-benzoxazine was refluxed for several hours in one equivalent of diborane in tetrahydrofuran. Excess sodium hydroxide solution was added, the product was extracted with ether and the solvent was evaporated to give the title compound as an oil.

후처리

  1. extractionthe product was extracted with ether
  2. customthe solvent was evaporated

출처 및 근거

ORD 기록
ord-4e559cf6b812488bb588a627a636cd16
출처 데이터셋
uspto-grants-1988_08
특허 번호
US04766118

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