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Zalfermin

Chemical FDA Substance Registry (openFDA)
Chemical Identification
CAS Number1958040-66-8
Known Aliases (6)
Common Name
Fibroblast growth factor 21 [alanyl, 121-glutamine, 168-leucine, 180-[S-[(28S)-28,46-dicarboxy-2,7,16,25,30-pentaoxo-9,12,18,21-tetraoxa-3,6,15,24,29-pentaazahexatetracont-1-yl]cysteine]] Human L-alanyl fibroblast growth factor 21 (FGF-21), variant (N<sup>121</sup>>Q<sup>122</sup>, M <sup>168</sup>>L <sup>169</sup>, A <sup>180</sup>>C <sup>181</sup>), produced in Escherichia coli, substituted at the sulfur atom of L-cysteinyl residue 180 (C 181 in the current sequence) with (28S)-28,46-dicarboxy-2,7,16,25,30-pentaoxo-9,12,18,21-tetraoxa-3,6,15,24,29-pentaazahexatetracontan-1-yl group NN-9499 zalfermin [INN] ZALFERMIN [USAN] Zalfermin [WHO-DD]
Data Sources (1)
Source Source ID Name in Source Properties
FDA Substance Registry (openFDA) EHX92ZUE0A Zalfermin CAS: 1958040-66-8
INN: 12477
USAN: MN-278
SMS_ID: 300000046773
FDA UNII: EHX92ZUE0A
NCI_THESAURUS: C203220
Record Info
IDA5vGtwvioaU2trEXcLsJAY
CreatedApril 10, 2026, 9:27 p.m.
ModifiedApril 10, 2026, 11:04 p.m.
Data SourceFDA Substance Registry (openFDA)