Chemical identity

Oprea1_687728

CAS 226956-43-0 · C21H29N5O6S

01Identity

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

Lazychem IDLC-28056
PubChem CID135484028
NameOprea1_687728
CAS RN226956-43-0
Molecular formulaC21H29N5O6S
Molecular weight479.55 g/mol
IUPAC name4-ethoxy-N,N-bis(2-hydroxyethyl)-3-(1-methyl-7-oxo-3-propyl-4,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonamide
InChIKeyASLYFRXJVSDKKL-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 135484028
Two-dimensional chemical structure of Oprea1_687728, CAS 226956-43-0
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 3 rings, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count3
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESCCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N(CCO)CCO)OCC)C
InChINot listed
Formula from structureC21H29N5O6S
Molecular weight from structure479.55 g/mol

03India 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 226956-43-0 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 226956-43-0 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.

04Names and relationships

Associated parent compound

Sildenafil

View API and impurity family

Other names

  • Sildenafil Impurity 72
  • 4-ethoxy-N,N-bis(2-hydroxyethyl)-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonamide
  • Oprea1_687728
  • 226956-43-0
  • MLS000777460
  • SCHEMBL7913058
  • CHEMBL1376362
  • HMS2746F09
  • STK527452
  • AKOS005460612
  • SMR000413790
  • NS00015061

Related records from the same parent family

05Documented 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.

06Sources