Chemical identity

Olopatadine Acetaldehyde

CAS 1376615-97-2 · C21H23NO2

01Identity

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

Lazychem IDLC-24047
PubChem CID58036923
NameOlopatadine Acetaldehyde
CAS RN1376615-97-2
Molecular formulaC21H23NO2
Molecular weight321.41 g/mol
IUPAC name(Z)-2-(11-(3-(Dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetaldehyde
InChIKeyCTBUVTVWLYTOGO-UWVJOHFNSA-N

02Structure identifiers

2D structurePubChem CID 58036923
Two-dimensional chemical structure of Olopatadine Acetaldehyde, CAS 1376615-97-2
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 amines1
N-methyl amine sites2
SMILESCN(C)CC/C=C\1/C2=CC=CC=C2COC3=C1C=C(C=C3)CC=O
InChINot listed
Formula from structureC21H23NO2
Molecular weight from structure321.41 g/mol

03Possible N-nitroso structures

Shown for structural screening only. These candidates are not confirmed impurities, formation predictions or analytical findings.

Matched amine site1 candidate
Chemical structure of Olopatadine Acetaldehyde with the matched amine site highlighted in amber
Amber identifies the screened atom and adjacent bonds.
Possible structure candidateUnverified identity
First calculated possible N-nitroso structure derived from Olopatadine Acetaldehyde, with the new N-nitroso group highlighted in amber
The new N-N=O atoms and bonds are highlighted. No CAS number or compound name is assigned by this calculation.
Candidate 1Possible N-nitroso structural candidate
Calculated formula
C20H20N2O3
Candidate SMILES
CN(CC/C=C1/c2ccccc2COc2ccc(CC=O)cc21)N=O

Interpretation: A structural alert alone does not establish that a nitrosamine forms. Evaluate nitrite sources, amine reagents, pH, temperature, process sequence, purge and analytical evidence.

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 1376615-97-2 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 1376615-97-2 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

Olopatadine

View API and impurity family

Other names

  • (11Z)-11-(3-(Dimethylamino)propylidene)-6,11-dihydrodibenz(b,e)oxepin-2-acetaldehyde
  • RefChem:392564
  • 1376615-97-2
  • DISCONTINUED
  • 2-[(11Z)-11-[3-(dimethylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]acetaldehyde
  • Olopatadine Acetaldehyde
  • (Z)-2-(11-(3-(Dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetaldehyde
  • Olopatadine Carbaldehyde
  • SCHEMBL5020084
  • DTXSID70728683
  • PLH4365Y29
  • {(11Z)-11-[3-(Dimethylamino)propylidene]-6,11-dihydrodibenzo[b,e]oxepin-2-yl}acetaldehyde

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