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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 882610Generated: October 30, 2026

6-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanehydrazide → N-(4-{2-[6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoyl]hydrazino}-4-oxobutyl)-N-methyl-L-valyl-N-[(3R,4S,5S)-1-{(2S)-2-[(1R,2R)-3-{[(2S,3R)-1-(benzylamino)-3-hydroxy-1-oxobutan-2-yl]amino)-1-methoxy-2-methyl-3-oxopropyl]pyrrolidin-1-yl}-3-methoxy-5-methyl-1-oxoheptan-4-yl]-N-methyl-L-valinamide

https://huagongshe.com/reaction/882610

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanehydrazideHCID 4170354—
ReactantN-(3-carboxypropyl)-N-methyl-L-valyl-N-[(3R,4S,5S)-1-{(2S)-2-[(1R,2R)-3-{[(2S,3R)-1-(benzylamino)-3-hydroxy-1-oxobutan-2-yl]amino}-1-methoxy-2-methyl-3-oxopropyl]pyrrolidin-1-yl}-3-methoxy-5-methyl-1-oxoheptan-4-yl]-N-methyl-L-valinamideHCID 56952798—
ProductN-(4-{2-[6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanoyl]hydrazino}-4-oxobutyl)-N-methyl-L-valyl-N-[(3R,4S,5S)-1-{(2S)-2-[(1R,2R)-3-{[(2S,3R)-1-(benzylamino)-3-hydroxy-1-oxobutan-2-yl]amino)-1-methoxy-2-methyl-3-oxopropyl]pyrrolidin-1-yl}-3-methoxy-5-methyl-1-oxoheptan-4-yl]-N-methyl-L-valinamideHCID 86678365—

Reaction Steps

This compound was prepared in analogy to the synthesis described in Intermediate 157 from N-(3-carboxypropyl)-N-methyl-L-valyl-N-[(3R,4S,5S)-1-{(2S)-2-[(1R,2R)-3-{[(2S,3R)-1-(benzylamino)-3-hydroxy-1-oxobutan-2-yl]amino}-1-methoxy-2-methyl-3-oxopropyl]pyrrolidin-1-yl}-3-methoxy-5-methyl-1-oxoheptan-4-yl]-N-methyl-L-valinamide and commercially available 6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanehydrazide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08992932B2
Source datasetuspto-grants-2015_03
ORD IDord-58ebfd8120754cc6b2fa2bc2e5e2e53e
Source noteuspto-grants-2015_03