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Phosphorus sulfide (P2S5) → 7-Chloro-2-(2-chloroethyl)-2,3-dihydro-4-methyl-1,4-benzoxazepine-5(4H)-thione

HRID 4810
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인쇄 미리보기

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HRID 4810 반응식
[Cl:1][C:2]1[CH:3]=[CH:4][C:5]2[O:11][CH:10]([CH2:12][CH2:13][Cl:14])[CH2:9][N:8]([CH3:15])[C:7](=O)[C:6]=2[CH:17]=1.P12(SP3(SP(SP(S3)(S1)=S)(=S)S2)=S)=[S:19].[S-2].[K+].[K+]>C1(C)C=CC=CC=1>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]2[O:11][CH:10]([CH2:12][CH2:13][Cl:14])[CH2:9][N:8]([CH3:15])[C:7](=[S:19])[C:6]=2[CH:17]=1
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참가 물질

5

반응물 3

HCID 14817Phosphorus sulfide (P2S5)HCID 162263Potassium SulfideHCID 137262967-chloro-2-(2-chloroethyl)-2,3-dihydro-4-methyl-1,4-benzoxazepin-5(4H)one

생성물 1

HCID 137263017-Chloro-2-(2-chloroethyl)-2,3-dihydro-4-methyl-1,4-benzoxazepine-5(4H)-thione수율 86.1%

시약·촉매·용매 1

HCID 1140Toluene용매

실험 절차

To a solution of 20 g (0.07 mole) of 7-chloro-2-(2-chloroethyl)-2,3-dihydro-4-methyl-1,4-benzoxazepin-5(4H)-one in 200 ml of toluene was added a mixture of 9.55 g (0.05 mole) of phosphorus pentasulfide and 9.5 g of potassium sulfide which had been ground together. The reaction mixture was filtered and the filtrate concentrated under reduced pressure to give a yellow solid. Recrystallization from absolute ethanol gave 12.5 g (68%) of the product, m.p. 102°-104° C.

후처리

  1. filtrationThe reaction mixture was filtered
  2. concentrationthe filtrate concentrated under reduced pressure
  3. customto give a yellow solid
  4. customRecrystallization from absolute ethanol

출처 및 근거

ORD 기록
ord-8c189722a6464305b05c5f2ecbd00eea
출처 데이터셋
uspto-grants-1988_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04727152

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