Chemical identity

Solifenacin Benzoyl (R)-Quinuclidinyl Impurity

CAS 1956436-64-8 · C23H26N2O3

01Identity

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

Lazychem IDLC-28298
PubChem CID121230170
NameSolifenacin Benzoyl (R)-Quinuclidinyl Impurity
CAS RN1956436-64-8
Molecular formulaC23H26N2O3
Molecular weight378.46 g/mol
IUPAC name(3R)-quinuclidin-3-yl 2-benzoylphenethylcarbamate
InChIKeyNSKBRJBDYOPZBY-NRFANRHFSA-N

02Structure identifiers

2D structurePubChem CID 121230170
Two-dimensional chemical structure of Solifenacin Benzoyl (R)-Quinuclidinyl Impurity, CAS 1956436-64-8
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 5 rings, includes aromatic atoms, includes aliphatic carbon, has 1 defined stereocentre. These statements are calculated from the published structure string.

Defined stereocentres1
Unassigned stereocentres0
Ring count5
Secondary amines0
Tertiary amines1
N-methyl amine sites0
SMILESC1CN2CCC1[C@H](C2)OC(=O)NCCC3=CC=CC=C3C(=O)C4=CC=CC=C4
InChINot listed
Formula from structureC23H26N2O3
Molecular weight from structure378.46 g/mol

03Stereochemistry

The published structure contains 1 defined and 0 unassigned tetrahedral stereocentre. The exact wedge and dash depiction is shown above.

Defined centres1Structure assigned
Unassigned centres0Structure unspecified
Assignment statusFully assignedExact published identity
Tetrahedral upper bound≤ 2Before symmetry reduction

Published same-connectivity configurations

2 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 1956436-64-8 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 1956436-64-8 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

Solifenacin

View API and impurity family

Other names

  • Solifenacin Benzoyl (R)-Quinuclidinyl Impurity / Solifeancin Succinate BP Impurity 1 (R-Isomer)
  • Solifenacin Benzoyl (R)-Quinuclidinyl Impurity
  • Solifeancin Succinate BP Impurity 1 (R-Isomer)
  • (R)-Quinuclidin-3-YL (2-benzoylphenethyl)carbamate
  • 1956436-64-8
  • D7NQ4KZY9R
  • RefChem:1051110
  • (R)-Quinuclidinyl benzoyl solifenacin
  • Carbamic acid, N-(2-(2-benzoylphenyl)ethyl)-, (3R)-1-azabicyclo(2.2.2)oct-3-yl ester
  • Solifenacin Impurity 6
  • Solifenacin Impurity 49
  • UNII-D7NQ4KZY9R

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