Methysergide Maleate (CAS 129-49-7) Sigma-Aldrich

Methysergide Maleate molecular structure — Molecular structure

The Sigma-Aldrich catalog lists 4 grades and pack sizes of Methysergide Maleate (CAS 129-49-7). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS	129-49-7
Molecular formula	C25H31N3O6
Molecular weight	469.54 g/mol
IUPAC name	(6aR,9R)-N-[(2S)-1-hydroxybutan-2-yl]-4,7-dimethyl-6,6a,8,9-tetrahydroindolo[4,3-fg]quinoline-9-carboxamide;(Z)-but-2-enedioic acid
Synonyms	Methysergide hydrogen maleate · Methysergide maleate (USP) · RefChem:55624 · Methysergide maleate salt · Deseril-retard · Desernil bismaleate

Safety & Hazards (GHS) Danger

Acute toxic

H301 Toxic if swallowed

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand	Product / grade	Code
Sigma	METHYSERGIDE MALEATE	M137-10MG M137-2MG M137-50MG	Request Quote
Sigma	METHYSERGIDE MALEATE, UNITED STATES PHAR	1440003-350MG	Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.