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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 10069964Generated: November 1, 2026

Rizatriptan N-oxide

Rizatriptan N10-Oxide · Rizatriptan N-oxide HCl · Rizatriptan EP Impurity8 · Rizatriptan N-oxide imp-H · Rizatriptan EP Impurity H · Rizatriptan nitrogen oxides · Rizatriptan N-Oxide Impurity · Rizatriptan Benzoate Impurity H

https://huagongshe.com/en/chemical/10069964

Rizatriptan N-oxide molecular structure

Identifiers & Physical Properties

CAS No.260435-42-5
Molecular formulaC15H19N5O
Average molar mass285.34 g/mol
Monoisotopic mass285.15896025 g/mol
SMILESC[N+](C)([O-])CCc1c[nH]c2ccc(Cn3cncn3)cc12
InChIKeyDQTBNOJGXNZYDG-UHFFFAOYSA-N
PubChem CID10069964
DTXSIDDTXSID60180690

Chemical & Physical Properties

XLogP1.5
Topological polar surface area64.6
Hydrogen bond donors1
Hydrogen bond acceptors3
Rotatable bonds5
Heavy atoms21
Formal charge0
Complexity351
Melting point153-156°C (dec.)
Storage conditionsHygroscopic, -20°C Freezer, Under Inert Atmosphere
SolubilityMethanol (Slightly)
Physical stateSolid
pKa (acidity coefficient)16+-.0.30(Predicted)
ColorOff-White to Pale Yellow
Major applicationspharmaceutical small molecule
InChI1S/C15H19N5O/c1-20(2,21)6-5-13-8-17-15-4-3-12(7-14(13)15)9-19-11-16-10-18-19/h3-4,7-8,10-11,17H,5-6,9H2,1-2H3
InChIKeyDQTBNOJGXNZYDG-UHFFFAOYSA-N
SMILES[N](=O)(CCc1c2c([nH]c1)ccc(c2)C[n]3ncnc3)(C)C
FDA UNIIYNT22B2U4T
UNSPSC Code41116107
NACRESNA.24
GHS pictogramGHS08
Signal wordDanger
GHS hazard statementsH360
GHS precautionary statementsP201-P202-P280-P308+P313-P405-P501
Water hazard class (WGK)WGK 3
Storage class11 - Combustible Solids

Safety & Regulations

Water hazard class (WGK)WGK 3
Signal wordDanger
GHS pictogramGHS08
Storage class11 - Combustible Solids
GHS hazard statementsH360
GHS precautionary statementsP201-P202-P280-P308+P313-P405-P501

Applications & Uses

Uses

Rizatriptan N10-Oxide (Rizatriptan EP Impurity H) is a metabolite of Rizatriptan (R545000).