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Zetomipzomib Maleate

Chemical FDA Substance Registry (openFDA)
Chemical Identification
CAS Number2170983-62-5
INCI Name(Z)-but-2-enedioic acid;(2S,3R)-N-[(2S)-3-(cyclopenten-1-yl)-1-[(2R)-2-methyloxiran-2-yl]-1-oxopropan-2-yl]-3-hydroxy-3-(4-methoxyphenyl)-2-[[(2S)-2-[(2-morpholin-4-ylacetyl)amino]propanoyl]amino]propanamide
PubChem CID 162640583
Molecular FormulaC34H46N4O12
InChIKeyInChI=1S/C30H42N4O8.C4H4O4/
SMILESC[C@@H](C(=O)N[C@@H]([C@@H](C1=CC=C(C=C1)OC)O)C(=O)N[C@@H](CC2=CCCC2)C(=O)[C@]3(CO3)C)NC(=O)CN4CCOCC4.C(=C\C(=O)O)\C(=O)O
Known Aliases (4)
Common Name
KZR-616 maleate ZETOMIPZOMIB MALEATE [USAN]
Scientific Name
(2S,3R)-N-((S)-3-(cyclopent-1-en-1-yl)-1-((R)-2-methyloxiran-2-yl)-1-oxopropan-2-yl)-3-hydroxy-3-(4-methoxyphenyl)-2-((S)-2-(2-morpholinoacetamido)propanamido)propanamide, Maleic acid (1:1) D-erythro-3-Pentulose, 4,5-anhydro-1-(1-cyclopenten-1-yl)-1,2-dideoxy-4-C-methyl-2-[[N-[2-(4-morpholinyl)acetyl]-L-alanyl-(βR)-β-hydroxy-O-methyl-L-tyrosyl]amino]-, (2Z)-2-butenedioate (1:1)
Data Sources (1)
Source Source ID Name in Source Properties
FDA Substance Registry (openFDA) N0CK0R203F Zetomipzomib Maleate CAS: 2170983-62-5
USAN: KL-217
SMS_ID: 300000005384
PUBCHEM: 162640583
FDA UNII: N0CK0R203F
NCI_THESAURUS: C191870
FDA ORPHAN DRUG: 672018
Record Info
IDcbD4D4p9MYThAe7fAZPZ9Y
CreatedApril 10, 2026, 9:03 p.m.
ModifiedApril 10, 2026, 11:03 p.m.
EnrichedApril 11, 2026, 12:09 a.m.
Data SourceFDA Substance Registry (openFDA)