Clemastine Fumarate

Clemastine Fumarate is a first-generation ethanolamine H1-receptor antagonist with marked sedative properties, used for allergic rhinitis and urticaria, and increasingly studied for remyelination potential in multiple sclerosis research. Simson Pharma's Clemastine Fumarate reference standard and impurities support compendial testing across these applications.

Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) supply high-quality Clemastine Fumarate Reference Standards, pharmacopoeial reference materials, and its related impurities to pharmaceutical manufacturers, CROs, analytical laboratories, universities, and regulatory organizations worldwide. To service the Europe and America market efficiently, Simson Pharma Limited has set up Simson Pharma Global Ltd. in United Kingdom and Simson Pharma Global LLC in USA respectively.

Pharmaceutical Reference Standards / Impurity Standards

Clemastine
Clemastine
  • CAT. No.C2410000
  • CAS. No.15686-51-8
  • Mol. F.C21H26ClNO
  • Mol. W.343.89 g/mol
  • Stock Status:Custom Synthesis
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Clemastine Fumarate
Clemastine Fumarate
  • CAT. No.C2410000A
  • CAS. No.14976-57-9
  • Mol. F.C25H30ClNO5
  • Mol. W.459.96 g/mol
  • Stock Status:Instock
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Clemastine Fumarate Impurity B
Clemastine Fumarate Impurity B
  • CAT. No.C2410001
  • CAS. No.61771-18-4
  • Mol. F.C21H26ClNO
  • Mol. W.343.89 g/mol
  • Stock Status:Custom Synthesis
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Clemastine EP Impurity A
Clemastine EP Impurity A
  • CAT. No.C2410002
  • CAS. No.108825-05-4
  • Mol. F.C21H26ClNO2
  • Mol. W.359.89 g/mol
  • Stock Status:Custom Synthesis
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Clemastine Impurity 2 Fumarate
Clemastine Impurity 2 Fumarate
  • CAT. No.C2410004
  • CAS. No.61826-29-7
  • Mol. F.C25H30ClNO5
  • Mol. W.459.96 g/mol
  • Stock Status:Custom Synthesis
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(R)-2-(2-(1,1-diphenylethoxy)ethyl)-1-methylpyrrolidine maleate
(R)-2-(2-(1,1-diphenylethoxy)ethyl)-1-methylpyrrolidine maleate
  • CAT. No.C2410005
  • CAS. No.NA
  • Mol. F.C25H31NO5
  • Mol. W.425.52 g/mol
  • Stock Status:Custom Synthesis
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Clemastine Impurity 3 Fumarate
Clemastine Impurity 3 Fumarate
  • CAT. No.C2410009
  • CAS. No.61826-32-2
  • Mol. F.C21H26ClNO.C4H4O4
  • Mol. W.459.96 g/mol
  • Stock Status:Custom Synthesis
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