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Triethylamine → (S)(-)-2-(7-chloro-6-fluoro-1H-benzimidazol-1-yl)-N-{1-[4-(1-cyano-1-methylethyl)phenyl]ethyl}acetamide

HRID 419996
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HRID 419996 반응식
[Cl:1][C:2]1[C:7]2[N:8]([CH2:11][C:12]([OH:14])=O)[CH:9]=[N:10][C:6]=2[CH:5]=[CH:4][C:3]=1[F:15].[NH2:16][C@H:17]([C:19]1[CH:24]=[CH:23][C:22]([C:25]([CH3:29])([CH3:28])[C:26]#[N:27])=[CH:21][CH:20]=1)[CH3:18].CCN(CC)CC.CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F>CC#N.[OH-].[Na+]>[Cl:1][C:2]1[C:7]2[N:8]([CH2:11][C:12]([NH:16][C@H:17]([C:19]3[CH:24]=[CH:23][C:22]([C:25]([C:26]#[N:27])([CH3:28])[CH3:29])=[CH:21][CH:20]=3)[CH3:18])=[O:14])[CH:9]=[N:10][C:6]=2[CH:5]=[CH:4][C:3]=1[F:15]
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참가 물질

7

반응물 4

HCID 8471TriethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 58298447(7-chloro-6-fluoro-1H-benzimidazol-1-yl)acetic acidHCID 58298502(S)-2-(4-(1-aminoethyl)phenyl)-2-methylpropanenitrile

생성물 1

HCID 24850475
(S)(-)-2-(7-chloro-6-fluoro-1H-benzimidazol-1-yl)-N-{1-[4-(1-cyano-1-methylethyl)phenyl]ethyl}acetamide

시약·촉매·용매 2

HCID 6342Acetonitrile용매HCID 14798Sodium Hydroxide용매

실험 절차

A mixture of (7-chloro-6-fluoro-1H-benzimidazol-1-yl)acetic acid (1.00 g, 4.39 mmol) prepared according to scheme 12, (S)(−)-2-{4-[1-aminoethyl]phenyl}-2-methylpropanenitrile (825 mg 4.39 mmol) prepared according to scheme 20 or 21 and Et3N (1.33 g, 13.2 mmol, 1.84 mL) is stirred in MeCN (50.0 mL). HATU (1.67 g, 4.39 mmol) is added, and, after 2 hours of stirring, the mixture is diluted with 1N NaOH (100 mL) and then extracted 4 times with EtOAc (4×75.0 mL). The organic phases are combined and dried over Na2SO4. The mixture is filtered and concentrated. The product is purified by a Gilson prep pump, flow rate: 30 ml/min, column: Gemini™ (5u) 21.2×50 mm, mobile phase: A=10 mM ammonium bicarbonate, B=MeCN (1.01 g, 58%). 1H NMR (400 MHz, DMSO-D6) δ ppm 1.39 (d, J=7.03 Hz, 3H) 1.66 (s, 6H) 4.92 (quint, J=7.23 Hz, 1H) 5.19 (s, 2H) 7.23 (dd, J=10.16, 8.98 Hz, 1H) 7.37 (d, J=8.20 Hz, 2 H) 7.47 (d, J=8.59 Hz, 2H) 7.63 (dd, J=8.79, 4.49 Hz, 1H) 8.21 (s, 1H) 8.81 (d, J=7.81 Hz, 1 H) MS [M+H], calcd: 399.1. found: 399.2, [α]D=−165 (c=1.02 METHANOL) HRMS (ESI+) calcd for C21H21ClFN4O 399.13824 [M+H]+ found 399.13832.

후처리

  1. customprepared
  2. customprepared
  3. extractionextracted 4 times with EtOAc (4×75.0 mL)
  4. dry with materialdried over Na2SO4
  5. filtrationThe mixture is filtered
  6. concentrationconcentrated
  7. customThe product is purified by a Gilson prep pump, flow rate: 30 ml/min, column

출처 및 근거

ORD 기록
ord-2d33465104154ffba07e09752a817303
출처 데이터셋
uspto-grants-2012_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08093402B2

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