4-Chlorobenzoic Acid → HCID 118519596, compound

Reaction equation

[NH2:1][CH2:2][C@H:3]1[C@H:11]2[N:6]([C:7]3[CH:15]=[CH:14][C:13]([N:16]4[CH2:21][CH2:20][O:19][CH2:18][C:17]4=[O:22])=[CH:12][C:8]=3[O:9][CH2:10]2)[C:5](=[O:23])[O:4]1.[Cl:24][C:25]1[CH:33]=[CH:32][C:28]([C:29](O)=[O:30])=[CH:27][CH:26]=1.CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F>>[Cl:24][C:25]1[CH:33]=[CH:32][C:28]([C:29]([NH:1][CH2:2][C@H:3]2[C@H:11]3[N:6]([C:7]4[CH:15]=[CH:14][C:13]([N:16]5[CH2:21][CH2:20][O:19][CH2:18][C:17]5=[O:22])=[CH:12][C:8]=4[O:9][CH2:10]3)[C:5](=[O:23])[O:4]2)=[O:30])=[CH:27][CH:26]=1

Participants

Reactant 3

HCID 63184-Chlorobenzoic Acid

HCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)

HCID 90295505HCID 90295505, compound

Product 1

HCID 118519596HCID 118519596, compoundYield 83.68%

Procedure

Using compound (3S,3aS)-3-aminomethyl-7-(3-oxomorpholin-4-yl)-3a,4-dihydrobenzo[b]oxazolo[3,4-d][1,4]oxazin-1(3H)-one (the product of step (e) in Example 1) (60 mg, 0.188 mmol), p-chlorobenzoic acid (35 mg, 0.225 mmol), HATU (107 mg, 0.282 mmol), and TEA (38 mg, 0.376 mmol) as starting materials, preparation following the method as described in Example 11 (g) afforded white solid compound 72 mg, yield: 83.68%.