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Carbon tetrabromide → methyl 5-{2-[((2S)-2-{[(benzyloxy)carbonyl]amino}-3-bromopropyl)oxy]phenyl}-6-cyclohexyl-3-methyl-4H-thieno[3,2-b]pyrrole-2-carboxylate

HRID 1008998
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HRID 1008998 반응식
[CH2:1]([O:8][C:9]([NH:11][C@H:12]([CH2:40]O)[CH2:13][O:14][C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=1[C:21]1[NH:25][C:24]2[C:26]([CH3:33])=[C:27]([C:29]([O:31][CH3:32])=[O:30])[S:28][C:23]=2[C:22]=1[CH:34]1[CH2:39][CH2:38][CH2:37][CH2:36][CH2:35]1)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C([O-])([O-])=O.[K+].[K+].C(Br)(Br)(Br)[Br:68]>C(Cl)Cl>[CH2:1]([O:8][C:9]([NH:11][C@H:12]([CH2:40][Br:68])[CH2:13][O:14][C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=1[C:21]1[NH:25][C:24]2[C:26]([CH3:33])=[C:27]([C:29]([O:31][CH3:32])=[O:30])[S:28][C:23]=2[C:22]=1[CH:34]1[CH2:39][CH2:38][CH2:37][CH2:36][CH2:35]1)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 11205Carbon tetrabromideHCID 11430Potassium CarbonateHCID 11776TriphenylphosphineHCID 67298563Methyl 5-{2-[((2R)-2-{[(benzyloxy)carbonyl]amino}-3-hydroxypropyl)oxy]phenyl}-6-cyclohexyl-3-methyl-4H-thieno[3,2-b]pyrrole-2-carboxylate

생성물 1

HCID 67298840methyl 5-{2-[((2S)-2-{[(benzyloxy)carbonyl]amino}-3-bromopropyl)oxy]phenyl}-6-cyclohexyl-3-methyl-4H-thieno[3,2-b]pyrrole-2-carboxylate
수율 86%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

Methyl 5-{2-[((2R)-2-{[(benzyloxy)carbonyl]amino}-3-hydroxypropyl)oxy]phenyl}-6-cyclohexyl-3-methyl-4H-thieno[3,2-b]pyrrole-2-carboxylate and triphenylphosphine (2.27 eq.) were dissolved in DCM (0.02M) and K2CO3 (4.31 eq.) was added. To the stirred mixture CBr4 (2.22 eq.) was added and the yellowish reaction mixture was left stirring at RT for 3 h. All volatiles were evaporated i. vac. and the residual material was subjected to chromatography (PE:EtOAc, 8.5:1.5). The product was obtained as a yellowish sticky solid (86%). MS (ES+) m/z 639, 641 (M+H)+.

후처리

  1. customthe yellowish reaction mixture
  2. waitwas left
  3. customAll volatiles were evaporated i

출처 및 근거

ORD 기록
ord-68963da2782f43bd96a4ad4716e506ea
출처 데이터셋
uspto-grants-2011_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07973026B2

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