trimethoprim
Trimethoprim used mainly in the treatment of bladder infections. It is available as a generic medication and is not very expensive. Reference standards of Trimethoprim API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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Trimethoprim - Impurity A
Catalogue No.:PA 20 57010
Molecular Formula : C15H20N4O3
Molecular Weight : 304.34
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Trimethoprim - Impurity G
Catalogue No.:PA 20 57070
Molecular Formula : C15H20N4O3
Molecular Weight : 304.34
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[pname] => 1-Oxide Trimethoprim
[catalogue_number] => PA 20 57540
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[weight] => 306.32
[form] => C14H18N4O4
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Catalogue No.:PA 20 57540
Molecular Formula : C14H18N4O4
Molecular Weight : 306.32
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Catalogue No.:PA 20 57550
Molecular Formula : C14H18N4O4
Molecular Weight : 306.32
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[pname] => Trimethoprim - Impurity C
[catalogue_number] => PA 20 57030
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Trimethoprim - Impurity C
Catalogue No.:PA 20 57030
Molecular Formula : C14H18N4O4
Molecular Weight : 306.32
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[pname] => Trimethoprim - Impurity F
[catalogue_number] => PA 20 57060
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[weight] => 339.19
[form] => C13H15BrN4O2
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Trimethoprim - Impurity F
Catalogue No.:PA 20 57060
Molecular Formula : C13H15BrN4O2
Molecular Weight : 339.19
stdClass Object
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[pname] => 3-Desmethyl Trimethoprim
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Catalogue No.:PA 20 57560
Molecular Formula : C13H16N4O3
Molecular Weight : 276.29
stdClass Object
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[pname] => Trimethoprim L-Glutamate
[catalogue_number] => PA 20 57590
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[form] => C19H27N5O7
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Catalogue No.:PA 20 57590
Molecular Formula : C19H27N5O7
Molecular Weight : 437.45
stdClass Object
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[pname] => N2-Methyl Trimethoprim-D3 (Impurity)
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[weight] => 307.36
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N2-Methyl Trimethoprim-D3 (Impurity)
Catalogue No.:PA STI 064680
Molecular Formula : C15H17D3N4O3
Molecular Weight : 307.36
stdClass Object
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[pname] => Brodimoprim-d6
[catalogue_number] => PA STI 014340
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[weight] => 345.22
[form] => C13H9D6BrN4O2
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Catalogue No.:PA STI 014340
Molecular Formula : C13H9D6BrN4O2
Molecular Weight : 345.22
stdClass Object
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[pname] => 4-Desmethoxy-4-bromo Trimethoprim-d3
[catalogue_number] => PA STI 027910
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[weight] => 342.21
[form] => C13H12D3BrN4O2
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4-Desmethoxy-4-bromo Trimethoprim-d3
Catalogue No.:PA STI 027910
Molecular Formula : C13H12D3BrN4O2
Molecular Weight : 342.21
stdClass Object
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4-O-Desmethyl 4-O-Ethyl Trimethoprim-D5
Catalogue No.:PA STI 028840
Molecular Formula : C15H15D5N4O3
Molecular Weight : 309.38
stdClass Object
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[pname] => α-Hydroxy Trimethoprim-D3 (Impurity)
[catalogue_number] => PA STI 051960
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α-Hydroxy Trimethoprim-D3 (Impurity)
Catalogue No.:PA STI 051960
Molecular Formula : C14H15D3N4O4
Molecular Weight : 309.34
stdClass Object
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[pname] => Sulfamonomethoxine-d4
[catalogue_number] => PA STI 080510
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[chemical_name] =>
[weight] => 284.33
[form] => C11H8D4N4O3S
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Catalogue No.:PA STI 080510
Molecular Formula : C11H8D4N4O3S
Molecular Weight : 284.33