Triethylamine → (2E)-2-(6-Chloro-3,4-dihydrospiro[chromene-2,1'-cyclobutan]-4-ylidene)-N-[2-(cyclopentyloxy)phenyl]acetamide

HRID 453932

반응식

HRID 453932 반응식
[Cl:1][C:2]1[CH:3]=[C:4]2[C:12](=[CH:13][CH:14]=1)[O:11][C:7]1([CH2:10][CH2:9][CH2:8]1)[CH2:6]/[C:5]/2=[CH:15]\[C:16](OCC)=[O:17].[CH:21]1([O:26][C:27]2[CH:33]=[CH:32][CH:31]=[CH:30][C:28]=2[NH2:29])[CH2:25][CH2:24][CH2:23][CH2:22]1.CCN=C=NCCCN(C)C.Cl.C1C=CC2N(O)N=NC=2C=1.C(N(CC)CC)C>ClCCl>[Cl:1][C:2]1[CH:3]=[C:4]2[C:12](=[CH:13][CH:14]=1)[O:11][C:7]1([CH2:10][CH2:9][CH2:8]1)[CH2:6]/[C:5]/2=[CH:15]\[C:16]([NH:29][C:28]1[CH:30]=[CH:31][CH:32]=[CH:33][C:27]=1[O:26][CH:21]1[CH2:25][CH2:24][CH2:23][CH2:22]1)=[O:17]

참가 물질

7

반응물 5

HCID 8471TriethylamineHCID 757711-HydroxybenzotriazoleHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 64853982-(Cyclopentyloxy)anilineHCID 86652760Ethyl (2E)-(6-chlorospiro[chromene-2,1'-cyclobutan]-4(3H)-ylidene)acetate2회

생성물 1

HCID 58237898(2E)-2-(6-Chloro-3,4-dihydrospiro[chromene-2,1'-cyclobutan]-4-ylidene)-N-[2-(cyclopentyloxy)phenyl]acetamide

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

The title compound was prepared by the coupling ethyl (2E)-(6-chlorospiro[chromene-2,1′-cyclobutan]-4(3H)-ylidene)acetate (Step 2 of Intermediate 1) with 2-(cyclopentyloxy)aniline (120 mg, 0.681 mmol) (150 mg, 0.565 mmol) in presence of EDCI.HCl (163 mg, 0.851 mmol), HOBt (130 mg, 0.851 mmol) and triethylamine (157 μl, 1.134 mmol) in dichloromethane (5 ml) as described in Method A to give 95 mg of the product as a white solid; 1H NMR (300 MHz, CDCl3) δ 1.53-1.65 (m, 8H), 1.74-1.90 (m, 4H), 2.22-2.30 (m, 2H), 2.47-2.57 (m, 2H), 3.50 (s, 2H), 4.67 (br s, 1H), 6.75 (d, J=8.1 Hz, 2H), 6.85-6.96 (m, 2H), 7.04-7.10 (m, 2H), 8.32 (d, J=7.8 Hz, 1H).

출처 및 근거

ORD 기록
ord-64794c33638a4227b6dc18afbc65b0bd
출처 데이터셋
uspto-grants-2013_07
특허 번호
US08492568B2

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