Almotriptan

Almotriptan is a selective 5-HT1B/1D receptor agonist (triptan) that constricts cranial blood vessels and inhibits pro-inflammatory neuropeptide release, providing targeted abortive therapy for acute migraine attacks. Simson Pharma's Almotriptan reference standard and impurities support stability-indicating assay work for this migraine-specific therapeutic class.

Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) supply high-quality Almotriptan 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

Almotriptan
Almotriptan
  • CAT. No.A970000
  • CAS. No.154323-57-6
  • Mol. F.C17H25N3O2S
  • Mol. W.335.46 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Malate
Almotriptan Malate
  • CAT. No.A970000A
  • CAS. No.181183-52-8
  • Mol. F.C17H25N3O2SC4H6O5
  • Mol. W.469.55 g/mol
  • Stock Status:Instock
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Spiroalmotriptan
Spiroalmotriptan
  • CAT. No.A970001
  • CAS. No.1309457-18-8
  • Mol. F.C17H25N3O3S
  • Mol. W.351.46 g/mol
  • Stock Status:Custom Synthesis
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2-Hydroxyalmotriptan
2-Hydroxyalmotriptan
  • CAT. No.A970002
  • CAS. No.1309457-19-9
  • Mol. F.C17H25N3O3S
  • Mol. W.351.47 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Dimer Impurity
Almotriptan Dimer Impurity
  • CAT. No.A970003
  • CAS. No.1330166-13-6
  • Mol. F.C30H41N5O2S
  • Mol. W.535.74 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan EP Impurity A
Almotriptan EP Impurity A
  • CAT. No.A970004
  • CAS. No.334981-12-3
  • Mol. F.C16H23N3O2S
  • Mol. W.321.44 g/mol
  • Stock Status:Under Synthesis
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Almotriptan Related Compound B(USP)
Almotriptan Related Compound B(USP)
  • CAT. No.A970005
  • CAS. No.NA
  • Mol. F.C34H46N6O8S2
  • Mol. W.730.89 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan EP Impurity E Hydrochloride
Almotriptan EP Impurity E Hydrochloride
  • CAT. No.A970006
  • CAS. No.1391054-49-1
  • Mol. F.C17H26ClN3O3S
  • Mol. W.387.92 g/mol
  • Stock Status:Instock
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Almotriptan EP Impurity E
Almotriptan EP Impurity E
  • CAT. No.A970006A
  • CAS. No.603137-43-5
  • Mol. F.C17H25N3O3S
  • Mol. W.351.46 g/mol
  • Stock Status:Instock
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Almotriptan EP Impurity C
Almotriptan EP Impurity C
  • CAT. No.A970007
  • CAS. No.1018676-02-2
  • Mol. F.C18H27N3O3S
  • Mol. W.365.49 g/mol
  • Stock Status:Instock
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Almotriptan N-Dimer Impurity
Almotriptan N-Dimer Impurity
  • CAT. No.A970008
  • CAS. No.1330166-13-6
  • Mol. F.C30H41N5O2S
  • Mol. W.535.76 g/mol
  • Stock Status:Instock
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Almotriptan Impurity 2 Malate
Almotriptan Impurity 2 Malate
  • CAT. No.A970009
  • CAS. No.NA
  • Mol. F.C19H29N3O2S.C4H6O5
  • Mol. W.497.60 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Isopropyl Impurity
Almotriptan Isopropyl Impurity
  • CAT. No.A970010
  • CAS. No.NA
  • Mol. F.C19H29N3O2S
  • Mol. W.363.52 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Hydrazine Precursor
Almotriptan Hydrazine Precursor
  • CAT. No.A970011
  • CAS. No.334981-11-2
  • Mol. F.C11H17N3O2S.HCl
  • Mol. W.291.80 g/mol
  • Stock Status:Instock
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N-Dinitroso Almotriptan
N-Dinitroso Almotriptan
  • CAT. No.A970012
  • CAS. No.NA
  • Mol. F.C16H21N5O4S
  • Mol. W.379.43 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Related Compound B (fumarate Salt)
Almotriptan Related Compound B (fumarate Salt)
  • CAT. No.A970013
  • CAS. No.NA
  • Mol. F.C15H21N3O2S.C4H4O4
  • Mol. W.423.48 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Related Compound C Maleate Salt
Almotriptan Related Compound C Maleate Salt
  • CAT. No.A970014
  • CAS. No.NA
  • Mol. F.C19H25N3O6S
  • Mol. W.423.28 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Methyl Tetrahydro Indole Impurity
Almotriptan Methyl Tetrahydro Indole Impurity
  • CAT. No.A970016
  • CAS. No.334981-31-6
  • Mol. F.C17H23N3O2S
  • Mol. W.333.45 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan USP Related Compound B Hemifumarate
Almotriptan USP Related Compound B Hemifumarate
  • CAT. No.A970018
  • CAS. No.1246860-65-0
  • Mol. F.C34H46N6O8S2
  • Mol. W.730.89 g/mol
  • Stock Status:Limited Stock
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N-Nitroso Desmethyl Almotriptan impurity
N-Nitroso Desmethyl Almotriptan impurity
  • CAT. No.A970020
  • CAS. No.NA
  • Mol. F.C16H22N4O3S
  • Mol. W.350.44 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan EP Impurity D
Almotriptan EP Impurity D
  • CAT. No.A970021
  • CAS. No.181178-24-5
  • Mol. F.C15H21N3O2S
  • Mol. W.307.41 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan N-Dimer
Almotriptan N-Dimer
  • CAT. No.A970022
  • CAS. No.NA
  • Mol. F.C30H41N5O2S
  • Mol. W.535.74 g/mol
  • Stock Status:Custom Synthesis
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Almotriptan Nitroso Impurity 1
Almotriptan Nitroso Impurity 1
  • CAT. No.A970023
  • CAS. No.NA
  • Mol. F.C17H24N4O3S
  • Mol. W.364.46 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Almotriptan EP Impurity E
N-Nitroso Almotriptan EP Impurity E
  • CAT. No.A970024
  • CAS. No.NA
  • Mol. F.C17H24N4O4S
  • Mol. W.380.46 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso 2-Hydroxyalmotriptan
N-Nitroso 2-Hydroxyalmotriptan
  • CAT. No.A970025
  • CAS. No.NA
  • Mol. F.C17H24N4O4S
  • Mol. W.380.46 g/mol
  • Stock Status:Custom Synthesis
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1-((4-Nitrobenzyl)sulfonyl)pyrrolidine
1-((4-Nitrobenzyl)sulfonyl)pyrrolidine
  • CAT. No.A970026
  • CAS. No.340041-91-0
  • Mol. F.C11H14N2O4S
  • Mol. W.270.30 g/mol
  • Stock Status:Instock
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Almotriptan N-Isopropyl Impurity
Almotriptan N-Isopropyl Impurity
  • CAT. No.A970027
  • CAS. No.NA
  • Mol. F.C19H29N3O2S.C5H8O4
  • Mol. W.495.63 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Almotriptan D6 Maleate
Almotriptan D6 Maleate
  • CAT. No.A970019
  • CAS. No.NA
  • Mol. F.C21H25D6N3O6S
  • Mol. W.459.59 g/mol
  • Stock Status:Custom Synthesis
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