Chemical identity

Risedronate EP Impurity B / Risedronate Related Compound A

CAS 105462-23-5 · C7H11NO7P2

01Identity

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

Lazychem IDLC-27069
PubChem CID405372
NameRisedronate EP Impurity B / Risedronate Related Compound A
CAS RN105462-23-5
Molecular formulaC7H11NO7P2
Molecular weight283.11 g/mol
IUPAC name[1-Hydroxy-2-(pyridin-2-yl)ethylidene]bis(phosphonic acid)
InChIKeyXXNASZAYANFLID-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 405372
Two-dimensional chemical structure of Risedronate EP Impurity B / Risedronate Related Compound A, CAS 105462-23-5
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 1 ring, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count1
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESC1=CC=NC(=C1)CC(O)(P(=O)(O)O)P(=O)(O)O
InChINot listed
Formula from structureC7H11NO7P2
Molecular weight from structure283.11 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 105462-23-5 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 105462-23-5 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

Risedronate

View API and impurity family

Other names

  • Risedronate EP Impurity B
  • Risedronate Related Compound A
  • NE-58018
  • Risedronate 2-pyridinyl isomer
  • UNII-0QRY57BJCX
  • 0QRY57BJCX
  • (1-Hydroxy-2-(pyridin-2-yl)ethylidene)bis(phosphonic acid)
  • [1-hydroxy-1-phosphono-2-(pyridin-2-yl)ethyl]phosphonic acid
  • Phosphonic acid, P,P'-(1-hydroxy-2-(2-pyridinyl)ethylidene)bis-
  • Risedronate sodium 2.5-hydrate impurity B [EP]
  • RISEDRONATE SODIUM 2.5-HYDRATE IMPURITY B [EP IMPURITY]
  • RefChem:202262

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