Chemical identity

Dapsone EP Impurity C/ Dapsone Ether Dimer Impurity

CAS 54616-64-7 · C24H20N2O5S2

01Identity

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

Lazychem IDLC-11963
PubChem CID18401317
NameDapsone EP Impurity C/ Dapsone Ether Dimer Impurity
CAS RN54616-64-7
Molecular formulaC24H20N2O5S2
Molecular weight480.56 g/mol
IUPAC name4,4'-(4,4'-oxybis(4,1-phenylenesulfonyl))dianiline
InChIKeyCAIMXHCQEIPTCR-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 18401317
Two-dimensional chemical structure of Dapsone EP Impurity C/ Dapsone Ether Dimer Impurity, CAS 54616-64-7
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 4 rings, includes aromatic atoms. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count4
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESC1=CC(=CC=C1N)S(=O)(=O)C2=CC=C(C=C2)OC3=CC=C(C=C3)S(=O)(=O)C4=CC=C(C=C4)N
InChINot listed
Formula from structureC24H20N2O5S2
Molecular weight from structure480.56 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 54616-64-7 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 54616-64-7 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

Dapsone

View API and impurity family

Other names

  • 4-(4-(4-(4-Aminophenyl)sulfonylphenoxy)phenyl)sulfonylaniline
  • RefChem:513587
  • 954-762-2
  • 54616-64-7
  • 4,4'-(Oxybis(4,1-phenylenesulfonyl))dianiline
  • 4,4'-Oxybis[p-(phenylsulfonylaniline)]
  • Dapsone O-Dimer
  • Acedapsone Impurity 1
  • SCHEMBL7463604
  • DTXSID40593406
  • MFCD00625772
  • G90779

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