Chemical identity

Semaglutide Impurity 87

CAS not listed · C20H37N3O12

01Identity

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

Lazychem IDLC-27946
PubChem CID176485309
NameSemaglutide Impurity 87
CAS RNNot listed
Molecular formulaC20H37N3O12
Molecular weight511.52 g/mol
IUPAC name2-[2-[2-[[2-[2-[2-[2-[2-[2-(carboxymethoxy)ethoxy]ethylamino]-2-oxoethoxy]ethoxy]ethylamino]acetyl]amino]ethoxy]ethoxy]acetic acid
InChIKeyAQKYKJXAPGKMCH-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 176485309
Two-dimensional chemical structure of Semaglutide Impurity 87
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure is acyclic, includes aliphatic carbon. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count0
Secondary amines1
Tertiary amines0
N-methyl amine sites0
SMILESO=C(NCCOCCOCC(O)=O)COCCOCCNCC(NCCOCCOCC(O)=O)=O
InChINot listed
Formula from structureC20H37N3O12
Molecular weight from structure511.52 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 Semaglutide Impurity 87 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 Semaglutide Impurity 87, 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
C20H36N4O13
Candidate SMILES
O=NN(CCOCCOCC(=O)NCCOCCOCC(=O)O)CC(=O)NCCOCCOCC(=O)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 FOUNDNo CAS number is available for an exact comparison.
SCOMETNO EXACT REVIEWED CAS MATCHNo CAS number is available for an exact comparison.
Review date2026-08-01Recheck the current official instruments for the material, concentration, activity and date in question.

05Names and relationships

Associated parent compound

Semaglutide

View API and impurity family

Other names

No synonyms are listed.

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