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Pyridine → HCID 12953546, 화합물

HRID 614276
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HRID 614276 반응식
[C:1]1([C:7]2([C:18]3[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=3)[CH:11]([CH2:12]O)[CH2:10][N:9]([CH:14]([CH3:16])[CH3:15])[C:8]2=[O:17])[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1.S(Cl)([Cl:26])=O.N1C=CC=CC=1.[OH-].[Na+]>C(Cl)(Cl)Cl>[Cl:26][CH2:12][CH:11]1[CH2:10][N:9]([CH:14]([CH3:16])[CH3:15])[C:8](=[O:17])[C:7]1([C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1)[C:1]1[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 1049PyridineHCID 14798Sodium HydroxideHCID 24386Thionyl ChlorideHCID 12953545HCID 12953545, 화합물

생성물 1

HCID 12953546HCID 12953546, 화합물

시약·촉매·용매 1

HCID 6212Chloroform용매

실험 절차

A solution of 43 g. (0.14 mole) of 3,3-diphenyl-4-hydroxymethyl-1-isopropyl-2-pyrrolidinone in 250 ml. of chloroform was treated with 33 g. (0.28 mole) of thionyl chloride over a one minute period followed by the dropwise addition of 22 g. (0.23 mole) of pyridine over a 30 minute period. The mixture was refluxed 18 hours and then poured onto ice. The cold mixture was made basic by the addition of sodium hydroxide. The chloroform layer was separated, dried over sodium sulfate and concentrated. The residue was crystallized using charcoal from a 25% ethyl acetate -- 75% isopropyl ether mixture. The crystalline solid was recrystallized from a 75% ethanol -- 25% water mixture and then from isopropyl ether. The dried 4-chloromethyl-3,3-diphenyl-1-isopropyl-2-pyrrolidinone weighed 23 g. and melted at 114°-116° C.

후처리

  1. temperatureThe mixture was refluxed 18 hours
  2. additionpoured onto ice
  3. customThe chloroform layer was separated
  4. dry with materialdried over sodium sulfate
  5. concentrationconcentrated
  6. customThe residue was crystallized
  7. customThe crystalline solid was recrystallized from a 75% ethanol

출처 및 근거

ORD 기록
ord-3f68320d4bc044fbbfe270754ad073fa
출처 데이터셋
uspto-grants-1979_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04144245

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