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D-Lactic Acid → (2R)-1-[5-{1-[(2,2-Difluorocyclopropyl)methyl]-3-methyl-2,2-dioxido-1,3-dihydro[1,2,5]thiadiazolo[3,4-b]pyridin-5-yl}hexahydrocyclopenta[c]pyrrol-2(1H)-yl]-1-oxopropan-2-ol

HRID 629897
Notes
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Reaction equation

HRID 629897 reaction equation
[F:1][C:2]1([F:26])[CH2:4][CH:3]1[CH2:5][N:6]1[C:14]2[C:9](=[N:10][C:11]([CH:15]3[CH2:22][CH:18]4[CH2:19][NH:20][CH2:21][CH:17]4[CH2:16]3)=[CH:12][CH:13]=2)[N:8]([CH3:23])[S:7]1(=[O:25])=[O:24].[OH:27][C@H:28]([CH3:32])[C:29](O)=[O:30].CCN(C(C)C)C(C)C.CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F>C(#N)C>[F:26][C:2]1([F:1])[CH2:4][CH:3]1[CH2:5][N:6]1[C:14]2[C:9](=[N:10][C:11]([CH:15]3[CH2:22][CH:18]4[CH2:19][N:20]([C:29](=[O:30])[C@H:28]([OH:27])[CH3:32])[CH2:21][CH:17]4[CH2:16]3)=[CH:12][CH:13]=2)[N:8]([CH3:23])[S:7]1(=[O:25])=[O:24]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

6

Reactant 4

HCID 61503D-Lactic AcidHCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 711407481-[(2,2-Difluorocyclopropyl)methyl]-3-methyl-5-(octahydrocyclopenta[c]-pyrrol-5-yl)-1,3-dihydro[1,2,5]thiadiazolo[3,4-b]pyridine 2,2-dioxide

Product 1

HCID 71140749
(2R)-1-[5-{1-[(2,2-Difluorocyclopropyl)methyl]-3-methyl-2,2-dioxido-1,3-dihydro[1,2,5]thiadiazolo[3,4-b]pyridin-5-yl}hexahydrocyclopenta[c]pyrrol-2(1H)-yl]-1-oxopropan-2-ol

Reagents, catalysts & solvents 1

HCID 6342AcetonitrileSolvent

Procedure

1-[(2,2-Difluorocyclopropyl)methyl]-3-methyl-5-(octahydrocyclopenta[c]-pyrrol-5-yl)-1,3-dihydro[1,2,5]thiadiazolo[3,4-b]pyridine 2,2-dioxide (25-1, 20 mg, 0.052 mmol, 1.0 equiv), (2R)-2-hydroxypropanoic acid (25-2, 7.0 mg, 0.078 mmol, 1.5 equiv), DIPEA (27 μL, 0.16 mmol, 3.0 equiv) and HATU (29.7 mg, 0.078 mmol, 1.5 equiv) were added to anhydrous acetonitrile (520 μL). After stirring for 10 min at room temperature, LCMS showed consumption of starting material. Purification by reverse-phase HPLC (20-100% CH3CN:0.1% TFA in H2O) provided 25-3 as a white solid. MS m/z (M+H): calculated=457.1716; observed=457.1726.

Workup

  1. customconsumption of starting material
  2. customPurification by reverse-phase HPLC (20-100% CH3CN:0.1% TFA in H2O)

Sources & evidence

ORD record
ord-53f82aa06da34563b3b329cbd064ade0
Source dataset
uspto-grants-2016_04
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US09315518B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes