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Triphenylphosphine → 3-[isopropyl-(5-methyl-3,6-dihydro-2H-pyran-2-carbonyl)-amino]-5-phenyl-thiophene-2-carboxylic acid methyl ester

HRID 749379
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HRID 749379 반응식
[CH3:1][O:2][C:3]([C:5]1[S:6][C:7]([C:14]2[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=2)=[CH:8][C:9]=1[NH:10][CH:11]([CH3:13])[CH3:12])=[O:4].[CH3:20][C:21]1[CH2:26][O:25][CH:24]([C:27](O)=[O:28])[CH2:23][CH:22]=1.C1C=CC(P(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1.C1C(=O)N(Cl)C(=O)C1>>[CH3:1][O:2][C:3]([C:5]1[S:6][C:7]([C:14]2[CH:15]=[CH:16][CH:17]=[CH:18][CH:19]=2)=[CH:8][C:9]=1[N:10]([CH:11]([CH3:13])[CH3:12])[C:27]([CH:24]1[CH2:23][CH:22]=[C:21]([CH3:20])[CH2:26][O:25]1)=[O:28])=[O:4]
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참가 물질

5

반응물 4

HCID 11776TriphenylphosphineHCID 31398ChlorosuccinimideHCID 11737447Methyl 3-(isopropyl-amino)-5-phenylthiophene-2-carboxylateHCID 553027505-methyl-3,6-dihydro-2H-pyran-2-carboxylic acid

생성물 1

HCID 684238263-[isopropyl-(5-methyl-3,6-dihydro-2H-pyran-2-carbonyl)-amino]-5-phenyl-thiophene-2-carboxylic acid methyl ester수율 65.3%

실험 절차

The coupling of 3-isopropylamino-5-phenyl-thiophene-2-carboxylic acid methyl ester (63.3 mg, 0.23 mmol) and 5-methyl-3,6-dihydro-2H-pyran-2-carboxylic acid (40 mg, 0.28 mmol) using PPh3 (78.6 mg, 0.3 mmol) and NCS (39.9 mg, 0.3 mmol) furnished 3-[isopropyl-(5-methyl-3,6-dihydro-2H-pyran-2-carbonyl) -amino]-5-phenyl-thiophene-2-carboxylic acid methyl ester (60 mg, 65.3% yield). NMR 1H (CDCl3, 400 MHz, for major rotamer): 7.68-7.62 (m, 2H), 7.4-7.5 (m, 3H), 7.22 (s, 1H), 5.46 (m, 1H), 3.86 (s, 3H), 1.48 (s, 3H), 1.24 (d, 3H), 1.0 (d, 3H)

출처 및 근거

ORD 기록
ord-dbe2592125db48d7aebf91b9416429dc
출처 데이터셋
uspto-grants-2008_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07402608B2

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