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Benzoyl isothiocyanate → N-{[(3S,4R,6R)-6-[(benzyloxy)methyl]-3-(2,4-difluorophenyl)-4-(hydroxymethyl)tetrahydro-2H-pyran-3-yl]carbamothioyl}benzamide

HRID 538021
Notes
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Reaction equation

HRID 538021 reaction equation
[C:1]([N:9]=[C:10]=[S:11])(=[O:8])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[NH2:12][C@@:13]1([C:30]2[CH:35]=[CH:34][C:33]([F:36])=[CH:32][C:31]=2[F:37])[CH2:18][O:17][C@@H:16]([CH2:19][O:20][CH2:21][C:22]2[CH:27]=[CH:26][CH:25]=[CH:24][CH:23]=2)[CH2:15][C@H:14]1[CH2:28][OH:29]>ClCCl>[CH2:21]([O:20][CH2:19][C@@H:16]1[O:17][CH2:18][C@@:13]([NH:12][C:10]([NH:9][C:1](=[O:8])[C:2]2[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=2)=[S:11])([C:30]2[CH:35]=[CH:34][C:33]([F:36])=[CH:32][C:31]=2[F:37])[C@H:14]([CH2:28][OH:29])[CH2:15]1)[C:22]1[CH:27]=[CH:26][CH:25]=[CH:24][CH:23]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 68284Benzoyl isothiocyanateHCID 71277793[(2R,4R,5S)-5-amino-2-[(benzyloxy)methyl]-5-(2,4-difluorophenyl)tetrahydro-2H-pyran-4-yl]methanol

Product 1

HCID 86701080N-{[(3S,4R,6R)-6-[(benzyloxy)methyl]-3-(2,4-difluorophenyl)-4-(hydroxymethyl)tetrahydro-2H-pyran-3-yl]carbamothioyl}benzamide

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

Benzoyl isothiocyanate (17.8 mL, 132 mmol) was added to a solution of C6 (48.7 g, 133 mmol) in dichloromethane (1.34 L), and the reaction mixture was allowed to stir at room temperature for 18 hours. Removal of solvent in vacuo afforded the product as a white solid, which was used without additional purification. Yield: 72.2 g, assumed quantitative. LCMS m/z 527.2 [M+H]+. 1H NMR (400 MHz, CD3OD), characteristic peaks: δ 7.89-7.93 (m, 2H), 7.62-7.67 (m, 1H), 7.50-7.56 (m, 2H), 7.42-7.54 (br m, 1H), 7.31-7.36 (m, 2H), 7.17-7.28 (m, 3H), 6.86-6.98 (m, 2H), 4.57 (AB quartet, JAB=11.9 Hz, ΔνAB=11.8 Hz, 2H), 3.84-3.91 (m, 1H), 3.64 (br dd, half of ABX pattern, J=10.6, 6.0 Hz, 1H), 3.58 (dd, half of ABX pattern, J=10.6, 3.8 Hz, 1H), 3.44-3.54 (br m, 1H), 2.32-2.59 (br m, 1H), 1.82-2.06 (m, 2H).

Workup

  1. customRemoval of solvent in vacuo

Sources & evidence

ORD record
ord-0e5aa968069d4b47bff7ce3f8771812e
Source dataset
uspto-grants-2014_10
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08865706B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes