Methylamine hydrochloride → HCID 68441759, compound

HRID 2246914Notes

Reaction equation

[CH2:1]([O:8][C:9]([N:11]1[CH2:16][C@H:15]([O:17][CH2:18][C:19]2[CH:20]=[CH:21][C:22]3[O:27][CH2:26][CH2:25][N:24]([CH2:28][CH2:29][CH2:30][O:31][CH3:32])[C:23]=3[CH:33]=2)[C@@H:14]([C:34]2[CH:39]=[CH:38][C:37]([O:40][CH3:41])=[CH:36][CH:35]=2)[CH2:13][C@H:12]1[C:42]([OH:44])=O)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.Cl.[CH3:46][NH2:47]>>[CH2:1]([O:8][C:9]([N:11]1[CH2:16][C@H:15]([O:17][CH2:18][C:19]2[CH:20]=[CH:21][C:22]3[O:27][CH2:26][CH2:25][N:24]([CH2:28][CH2:29][CH2:30][O:31][CH3:32])[C:23]=3[CH:33]=2)[C@@H:14]([C:34]2[CH:39]=[CH:38][C:37]([O:40][CH3:41])=[CH:36][CH:35]=2)[CH2:13][C@H:12]1[C:42](=[O:44])[NH:47][CH3:46])=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

Participants

Reactant 2

HCID 6364545Methylamine hydrochloride

HCID 68441607HCID 68441607, compound

Product 1

HCID 68441759HCID 68441759, compound

Procedure

According to general procedure D, 0.05 g of (2S,4R,5R)-4-(4-methoxy-phenyl)-5-[4-(3-methoxy-propyl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-ylmethoxy]-piperidine-1,2-dicarboxylic acid 1-benzyl ester (from example 3b) and methylamine-hydrochloride are used to afford the title compound as a yellow oil. Rf=0.50 (dichlormethane-methanol 9:1); Rt=4.52.

Sources & evidence

ORD record: ord-2757c0bbc3b74000b80003321081fa8f
Source dataset: uspto-grants-2010_03
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07687495B2

Reaction notes

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