Chemical identity

Alprostadil EP Impurity F / 8-epiprostaglandin E1

CAS 21003-46-3 · C20H34O5

01Identity

Identifiers and names for this exact compound. Empty fields are left unassigned.

Lazychem IDLC-05658
PubChem CID5283212
NameAlprostadil EP Impurity F / 8-epiprostaglandin E1
CAS RN21003-46-3
Molecular formulaC20H34O5
Molecular weight354.5 g/mol
IUPAC name7-[(1S,2R,3R)-3-Hydroxy-2-[(1E,3S)-3-hydroxyoct-1-enyl]-5-oxocyclopentyl]heptanoic acid
InChIKeyGMVPRGQOIOIIMI-JCPCGATGSA-N

02Structure identifiers

2D structurePubChem CID 5283212
Two-dimensional chemical structure of Alprostadil EP Impurity F / 8-epiprostaglandin E1, CAS 21003-46-3
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 1 ring, includes aliphatic carbon, has 4 defined stereocentres. These statements are calculated from the published structure string.

Defined stereocentres4
Unassigned stereocentres0
Ring count1
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESCCCCC[C@@H](/C=C/[C@H]1[C@@H](CC(=O)[C@H]1CCCCCCC(=O)O)O)O
InChINot listed
Formula from structureC20H34O5
Molecular weight from structure354.5 g/mol

03Stereochemistry

The published structure contains 4 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.

Defined centres4Structure assigned
Unassigned centres0Structure unspecified
Assignment statusFully assignedExact published identity
Tetrahedral upper bound≤ 16Before symmetry reduction

Published same-connectivity configurations

5 records

These records have the same connectivity, molecular formula and protonation layer, but a different complete InChIKey stereochemical layer. Only separately structure-linked records are shown.

Scope: The mathematical 2^n value is only an upper bound. Symmetry and other stereogenic elements can change the number of distinct stereoisomers. A hypothetical configuration is not published as a compound record without a verified structure identity.

04India status for this compound

These results apply only to this exact compound name and CAS number. Confirm the current official instruments before making a regulatory decision.

NDPS / RCSNO EXACT MATCH FOUNDCAS 21003-46-3 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 21003-46-3 has no exact match in the reviewed SCOMET list.
Review date2026-08-01Recheck the current official instruments for the material, concentration, activity and date in question.

05Names and relationships

Associated parent compound

Alprostadil

View API and impurity family

Other names

  • Alprostadil EP Impurity F 1
  • Prost-13-en-1-oic acid, 11, 15-dihydroxy-9-oxo-, (8beta, 11alpha, 13E, 15S)-
  • 11a, 15-(S)-Dihydroxy-9-oxo-13-trans-8-isoprostenoate
  • 8-epiprostaglandin E

Related records from the same parent family

06Documented history

Dated discovery, occurrence, use and issue claims are published only when a suitable primary or government source is available.

No dated history available

No verified discovery, first report, occurrence, use or issue event is currently available for this identity.

07Sources