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(Z)-4-METHYL-2-PENTENE

Chemical FDA Substance Registry (openFDA)
Chemical Identification
CAS Number691-38-3
EC Number211-721-7
INCI Name(Z)-4-methylpent-2-ene
PubChem CID 5326159
Molecular FormulaC6H12
InChIKeyInChI=1S/C6H12/c1-4-5-6(2)3
SMILESC/C=C\C(C)C
Known Aliases (11)
Common Name
FEMA NO. 4650 NSC-73913
Scientific Name
2-PENTENE, 4-METHYL-, (2Z)- 2-PENTENE, 4-METHYL-, CIS- 2-PENTENE, 4-METHYL-, (Z)- 4-METHYL-2-PENTENE, (2Z)- 4-METHYL-2-PENTENE, CIS- 4-METHYL-CIS-2-PENTENE CIS-1-ISOPROPYLPROPENE CIS-2-METHYL-3-PENTENE CIS-4-METHYL-2-PENTENE
Data Sources (1)
Source Source ID Name in Source Properties
FDA Substance Registry (openFDA) 64K11W5U2T (Z)-4-METHYL-2-PENTENE CAS: 691-38-3
NSC: 73913
PUBCHEM: 5326159
FDA UNII: 64K11W5U2T
EPA CompTox: DTXSID90880651
JECFA MONOGRAPH: 2167
ECHA (EC/EINECS): 211-721-7
Record Info
IDMbEGUkyZkUhTSUmpiLbLu9
CreatedApril 10, 2026, 8:52 p.m.
ModifiedApril 10, 2026, 11:33 p.m.
EnrichedApril 11, 2026, 12:09 a.m.
Data SourceFDA Substance Registry (openFDA)