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Almotriptan Related Products


Almotriptan is a medication used to treat migraine headaches. As a member of the selective serotonin receptor agonist class, Almotriptan works by constricting blood vessels in the brain, blocking pain signals, and inhibiting the release of natural substances that trigger pain, nausea, and other migraine symptoms.


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Almotriptan, pharmacopeial and non-pharmacopeial Almotriptan impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Almotriptan impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Almotriptan-related products are thoroughly characterized. Almotriptan products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

Almotriptan

Picture of Almotriptan
SZ CAT No:: SZ-A087001
CAS No: 154323-57-6
Mol.F.: C17H25N3O2S
Mol.Wt.: 335.5
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No: 1318723-17-9 (HBr) ; 1318723-15-7 (Sulfate) ; 181183-52-8 (Malate) ; 154323-46-3 (HCl)

Almotriptan Aniline Precursor

Picture of Almotriptan Aniline Precursor
SZ CAT No:: SZ-A087023
CAS No: 334981-10-1
Mol.F.: C11H16N2O2S
Mol.Wt.: 240.3
Inv. Status: In Stock
Rel. CAS No: 1112206-13-9 (HCl salt)

Almotriptan EP Impurity A (Mesylate salt)

Picture of Almotriptan EP Impurity A (Mesylate salt)
SZ CAT No:: SZ-A087004
CAS No: NA
Mol.F.: C16H23N3O2S : CH4O3S
Mol.Wt.: 321.4 : 96.1
Inv. Status: In Stock
Rel. CAS No: 334981-12-3 (free base) ; 154323-50-9 (HCl Salt) ; 334981-35-0 (Oxalate Salt)

Almotriptan EP Impurity C

Picture of Almotriptan EP Impurity C
SZ CAT No:: SZ-A087002
CAS No: 1018676-02-2
Mol.F.: C18H27N3O3S
Mol.Wt.: 365.5
Inv. Status: In Stock

Almotriptan EP Impurity C (Malate salt)

Picture of Almotriptan EP Impurity C (Malate salt)
SZ CAT No:: SZ-A087007
CAS No: NA
Mol.F.: C18H27N3O3S : C4H6O5
Mol.Wt.: 365.5 : 134.1
Inv. Status: In Stock
Rel. CAS No: 1018676-02-2 (free base)

Almotriptan EP Impurity E

Picture of Almotriptan EP Impurity E
SZ CAT No:: SZ-A087005
CAS No: 603137-43-5
Mol.F.: C17H25N3O3S
Mol.Wt.: 351.5
Inv. Status: In Stock
Rel. CAS No: 1391054-49-1 (HCl Salt)

Almotriptan EP Impurity E (Malate salt)

Picture of Almotriptan EP Impurity E (Malate salt)
SZ CAT No:: SZ-A087012
CAS No: 1189348-94-4
Mol.F.: C17H25N3O3S : C4H6O5
Mol.Wt.: 351.5 : 134.1
Inv. Status: In Stock
Rel. CAS No: 603137-43-5(free base) ; 1391054-49-1 (HCl salt)

Almotriptan EP Impurity F

Picture of Almotriptan EP Impurity F
SZ CAT No:: SZ-A087022
CAS No: 2749821-93-8
Mol.F.: C19H29N3O2S
Mol.Wt.: 363.5
Inv. Status: In Stock

Almotriptan Hydrazine Precursor

Picture of Almotriptan Hydrazine Precursor
SZ CAT No:: SZ-A087024
CAS No: 334981-11-2
Mol.F.: C11H18ClN3O2S : HCl
Mol.Wt.: 291.8 : 36.5
Inv. Status: In Stock
Rel. CAS No: 181178-23-4 (free base)

Almotriptan EP Impurity B (Malate salt)

Picture of Almotriptan EP Impurity B (Malate salt)
SZ CAT No:: SZ-A087011
CAS No: NA
Mol.F.: C30H41N5O2S : C4H6O5
Mol.Wt.: 535.8 : 134.1
Inv. Status: Limited Stock

Almotriptan EP Impurity D (Oxalate)

Picture of Almotriptan EP Impurity D (Oxalate)
SZ CAT No:: SZ-A087003
CAS No: 1018676-03-3
Mol.F.: C15H21N3O2S : C2H2O4
Mol.Wt.: 307.4 : 90.0
Inv. Status: Out of Stock
Rel. CAS No: 181178-24-5 (free base) ; 1246860-79-6 (HCl salt) ; 1246860-78-5 (HBr salt) ; 1246860-65-0 (hemifumarate salt)

2-Hydroxyalmotriptan

Picture of 2-Hydroxyalmotriptan
SZ CAT No:: SZ-A087010
CAS No: 1309457-19-9
Mol.F.: C17H25N3O3S
Mol.Wt.: 351.5
Inv. Status: Custom Synthesis

Almotriptan EP Impurity F (Methyl Succinate salt)

Picture of Almotriptan EP Impurity F (Methyl Succinate salt)
SZ CAT No:: SZ-A087008
CAS No: NA
Mol.F.: C19H29N3O2S : C5H8O4
Mol.Wt.: 363.5 : 132.1
Inv. Status: Custom Synthesis
Rel. CAS No: 2749821-93-8 (free base)

Almotriptan Impurity 1

Picture of Almotriptan Impurity 1
SZ CAT No:: SZ-A087027
CAS No: 2387405-44-7
Mol.F.: C21H25ClN2O5
Mol.Wt.: 420.9
Inv. Status: Custom Synthesis

Almotriptan Impurity 2

Picture of Almotriptan Impurity 2
SZ CAT No:: SZ-A087029
CAS No: 1092797-25-5
Mol.F.: C15H22ClN3O2S
Mol.Wt.: 343.9
Inv. Status: Custom Synthesis

Almotriptan Impurity 3

Picture of Almotriptan Impurity 3
SZ CAT No:: SZ-A087030
CAS No: NA
Mol.F.: C15H19ClN2O2S
Mol.Wt.: 326.8
Inv. Status: Custom Synthesis

Almotriptan Malate

Picture of Almotriptan Malate
SZ CAT No:: SZ-A087015
CAS No: 181183-52-8
Mol.F.: C17H25N3O2S : C4H6O5
Mol.Wt.: 335.5 : 134.1
Inv. Status: Custom Synthesis
Rel. CAS No: 154323-57-6 (Free Base) ; 1318723-17-9 (HBr) ; 1318723-15-7 (Sulfate) ; 154323-46-3 (HCl)

Almotriptan Methyl Tetrahydro Indole Impurity

Picture of Almotriptan Methyl Tetrahydro Indole Impurity
SZ CAT No:: SZ-A087026
CAS No: 334981-31-6
Mol.F.: C17H23N3O2S
Mol.Wt.: 333.5
Inv. Status: Custom Synthesis
Rel. CAS No: 334981-38-3 (Oxalate salt)

Almotriptan Tetrahydro Indole Impurity

Picture of Almotriptan Tetrahydro Indole Impurity
SZ CAT No:: SZ-A087025
CAS No: 334981-14-5
Mol.F.: C16H21N3O2S
Mol.Wt.: 319.4
Inv. Status: Custom Synthesis

Spiro Almotriptan

Picture of Spiro Almotriptan
SZ CAT No:: SZ-A087009
CAS No: 1309457-18-8
Mol.F.: C17H25N3O3S
Mol.Wt.: 351.5
Inv. Status: Custom Synthesis

Almotriptan Impurity 4

Picture of Almotriptan Impurity 4
SZ CAT No:: SZ-A087043
CAS No: 340041-91-0
Mol.F.: C11H14N2O4S
Mol.Wt.: 270.3
Inv. Status: Under Synthesis

Stable Isotopes and Metabolites

Almotriptan D3

Picture of Almotriptan D3
SZ CAT No:: SZ-A087D01
CAS No: NA
Mol.F.: C17H22D3N3O2S
Mol.Wt.: 338.5
Inv. Status: Custom Synthesis
Rel. CAS No: 154323-57-6 (Unlabelled)

Almotriptan D6

Picture of Almotriptan D6
SZ CAT No:: SZ-A087D02
CAS No: 1020764-56-0
Mol.F.: C17H19D6N3O2S
Mol.Wt.: 341.5
Inv. Status: Custom Synthesis
Rel. CAS No: 1794782-57-2 (HCl salt)

N-Nitroso Almotriptan EP Impurity A-D3

Picture of N-Nitroso Almotriptan EP Impurity A-D3
SZ CAT No:: SZ-A087D03
CAS No: NA
Mol.F.: C16H19D3N4O3S
Mol.Wt.: 353.5
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Almotriptan EP Impurity A (Possibility 1)

Picture of N-Nitroso Almotriptan EP Impurity A (Possibility 1)
SZ CAT No:: SZ-A087032
CAS No: NA
Mol.F.: C16H22N4O3S
Mol.Wt.: 350.4
Inv. Status: In Stock

N-Nitroso Almotriptan EP Impurity A (Possibility 2)

Picture of N-Nitroso Almotriptan EP Impurity A (Possibility 2)
SZ CAT No:: SZ-A087038
CAS No: NA
Mol.F.: C16H22N4O3S
Mol.Wt.: 350.4
Inv. Status: Custom Synthesis

N-Nitroso Almotriptan EP Impurity B (Possibility 1)

Picture of N-Nitroso Almotriptan EP Impurity B (Possibility 1)
SZ CAT No:: SZ-A087040
CAS No: NA
Mol.F.: C30H40N6O3S
Mol.Wt.: 564.7
Inv. Status: Custom Synthesis

N-Nitroso Almotriptan EP Impurity B (Possibility 2)

Picture of N-Nitroso Almotriptan EP Impurity B (Possibility 2)
SZ CAT No:: SZ-A087041
CAS No: NA
Mol.F.: C30H40N6O3S
Mol.Wt.: 564.7
Inv. Status: Custom Synthesis

N-Nitroso Almotriptan EP Impurity B (Possibility 3)

Picture of N-Nitroso Almotriptan EP Impurity B (Possibility 3)
SZ CAT No:: SZ-A087042
CAS No: NA
Mol.F.: C30H39N7O4S
Mol.Wt.: 593.7
Inv. Status: Custom Synthesis

N-Nitroso Almotriptan EP Impurity D

Picture of N-Nitroso Almotriptan EP Impurity D
SZ CAT No:: SZ-A087037
CAS No: NA
Mol.F.: C15H20N4O3S
Mol.Wt.: 336.4
Inv. Status: Custom Synthesis

N-Nitroso Almotriptan EP Impurity F

Picture of N-Nitroso Almotriptan EP Impurity F
SZ CAT No:: SZ-A087039
CAS No: NA
Mol.F.: C19H28N4O3S
Mol.Wt.: 392.5
Inv. Status: Custom Synthesis

N-Nitroso Spiro Almotriptan

Picture of N-Nitroso Spiro Almotriptan
SZ CAT No:: SZ-A087035
CAS No: NA
Mol.F.: C17H24N4O4S
Mol.Wt.: 380.5
Inv. Status: Custom Synthesis

Almotriptan Hydrazine Precursor Nitroso Impurity

Picture of Almotriptan Hydrazine Precursor Nitroso Impurity
SZ CAT No:: SZ-A087036
CAS No: NA
Mol.F.: C11H16N4O3S
Mol.Wt.: 284.3
Inv. Status: Inquire

Almotriptan Nitroso Impurity 1

Picture of Almotriptan Nitroso Impurity 1
SZ CAT No:: SZ-A087028
CAS No: NA
Mol.F.: C17H24N4O3S
Mol.Wt.: 364.5
Inv. Status: Inquire

N-Dinitroso Almotriptan

Picture of N-Dinitroso Almotriptan
SZ CAT No:: SZ-A087031
CAS No: NA
Mol.F.: C16H21N5O4S
Mol.Wt.: 379.4
Inv. Status: Inquire

N-Nitroso 2-Hydroxyalmotriptan

Picture of N-Nitroso 2-Hydroxyalmotriptan
SZ CAT No:: SZ-A087033
CAS No: NA
Mol.F.: C17H24N4O4S
Mol.Wt.: 380.5
Inv. Status: Inquire

N-Nitroso Almotriptan EP Impurity E

Picture of N-Nitroso Almotriptan EP Impurity E
SZ CAT No:: SZ-A087034
CAS No: NA
Mol.F.: C17H24N4O4S
Mol.Wt.: 380.5
Inv. Status: Inquire
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