tert-Butyl (2S)-2-(hydrazinecarbonyl)pyrrolidine-1-carboxylate → tert-Butyl (2S)-2-[(2-{[(2S,5R)-6-benzyloxy-7-oxo-1,6-diazabicyclo[3.2.1]oct-2-yl]carbonyl}hydrazinyl)carbonyl]pyrrolidine-1-carboxylate

HRID 710981Notes

Reaction equation

HRID 710981 reaction equation
[CH2:1]([O:8][N:9]1[C:15](=[O:16])[N:14]2[CH2:17][C@H:10]1[CH2:11][CH2:12][C@H:13]2[C:18]([OH:20])=O)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[NH:21]([C:23]([C@@H:25]1[CH2:29][CH2:28][CH2:27][N:26]1[C:30]([O:32][C:33]([CH3:36])([CH3:35])[CH3:34])=[O:31])=[O:24])[NH2:22]>>[CH2:1]([O:8][N:9]1[C:15](=[O:16])[N:14]2[CH2:17][C@H:10]1[CH2:11][CH2:12][C@H:13]2[C:18]([NH:22][NH:21][C:23]([C@@H:25]1[CH2:29][CH2:28][CH2:27][N:26]1[C:30]([O:32][C:33]([CH3:36])([CH3:35])[CH3:34])=[O:31])=[O:24])=[O:20])[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1

Participants

3

Reactant 2

HCID 10014050tert-Butyl (2S)-2-(hydrazinecarbonyl)pyrrolidine-1-carboxylateHCID 57389355(2S,5R)-6-(Benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxylic acid

Product 1

HCID 118073815tert-Butyl (2S)-2-[(2-{[(2S,5R)-6-benzyloxy-7-oxo-1,6-diazabicyclo[3.2.1]oct-2-yl]carbonyl}hydrazinyl)carbonyl]pyrrolidine-1-carboxylateYield 80.7%

Procedure

Following a procedure analogous to Example 27, from the carboxylic acid (6b, 390 mg, 1.41 mmol) of Example 9 or 16 and (S)-tert-butyl 2-(hydrazinecarbonyl)pyrrolidine-1-carboxylate (573 mg) described in Reference Example 6, 555 mg of the title compound was afforded (yield 80.1%).

Sources & evidence

ORD record
ord-0b5f2c076fc24426b9ca78bff4368af8
Source dataset
uspto-grants-2015_11
Patent number
US09181250B2

Reaction notes

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