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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[catalogue_number] => PA 20 57010
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[weight] => 304.34
[form] => C15H20N4O3
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Trimethoprim - Impurity A
Catalogue No.:PA 20 57010
Molecular Formula : C15H20N4O3
Molecular Weight : 304.34
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[pname] => Trimethoprim - Impurity C
[catalogue_number] => PA 20 57030
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[weight] => 306.32
[form] => C14H18N4O4
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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 D
[catalogue_number] => PA 20 57040
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[weight] => 291.30
[form] => C14H17N3O4
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Trimethoprim - Impurity D
Catalogue No.:PA 20 57040
Molecular Formula : C14H17N3O4
Molecular Weight : 291.30
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[pname] => Trimethoprim - Impurity E
[catalogue_number] => PA 20 57050
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[weight] => 291.30
[form] => C14H17N3O4
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Trimethoprim - Impurity E
Catalogue No.:PA 20 57050
Molecular Formula : C14H17N3O4
Molecular Weight : 291.30
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[catalogue_number] => PA 20 57070
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Trimethoprim - Impurity G
Catalogue No.:PA 20 57070
Molecular Formula : C15H20N4O3
Molecular Weight : 304.34
stdClass Object
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[pname] => Trimethoprim - Impurity K (Freebase)
[catalogue_number] => PA 20 57111
[category_ids] => ,79,80,70,75,
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[weight] => 93.13
[form] => C6H7N
[cas] => 62-53-3
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Trimethoprim - Impurity K (Freebase)
stdClass Object
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[pname] => 2-Amino-5-(4-hydroxy-3,5- dimethoxybenzyl)pyrimidin-4-ol
[catalogue_number] => PA 20 57520
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[weight] => 277.28
[form] => C13H15N3O4
[cas] => 72920-13-9
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2-Amino-5-(4-hydroxy-3,5- dimethoxybenzyl)pyrimidin-4-ol
Catalogue No.:PA 20 57520
Molecular Formula : C13H15N3O4
Molecular Weight : 277.28
stdClass Object
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[pname] => 1-Oxide Trimethoprim
[catalogue_number] => PA 20 57540
[category_ids] => ,79,80,78,70,82,71,
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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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[pname] => 3-Oxide Trimethoprim
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Catalogue No.:PA 20 57550
Molecular Formula : C14H18N4O4
Molecular Weight : 306.32
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[pname] => 3-Desmethyl Trimethoprim
[catalogue_number] => PA 20 57560
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[weight] => 276.29
[form] => C13H16N4O3
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Catalogue No.:PA 20 57560
Molecular Formula : C13H16N4O3
Molecular Weight : 276.29
stdClass Object
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[pname] => 5-(3,4,5-Trimethoxybenzyl)pyrimidine
[catalogue_number] => PA 20 57580
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[weight] => 260.29
[form] => C14H16N2O3
[cas] => 1569582-44-0
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5-(3,4,5-Trimethoxybenzyl)pyrimidine
Catalogue No.:PA 20 57580
Molecular Formula : C14H16N2O3
Molecular Weight : 260.29
stdClass Object
(
[pname] => Trimethoprim L-Glutamate
[catalogue_number] => PA 20 57590
[category_ids] => ,79,80,78,70,82,71,
[chemical_name] =>
[weight] => 437.45
[form] => C19H27N5O7
[cas] => 94232-28-7
[pslug] => 94232-28-7-trimethoprim-l-glutamate-pa2057590
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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)
[catalogue_number] => PA STI 064680
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[weight] => 307.36
[form] => C15H17D3N4O3
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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] => 4-O-Desmethyl 4-O-Ethyl Trimethoprim-D5
[catalogue_number] => PA STI 028840
[category_ids] => ,79,80,74,71,76,75,78,70,82,98,
[chemical_name] =>
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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
(
[pname] => α-Hydroxy Trimethoprim-D3 (Impurity)
[catalogue_number] => PA STI 051960
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[weight] => 309.34
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α-Hydroxy Trimethoprim-D3 (Impurity)
Catalogue No.:PA STI 051960
Molecular Formula : C14H15D3N4O4
Molecular Weight : 309.34
stdClass Object
(
[pname] => Sulfametrole-d4
[catalogue_number] => PA STI 080340
[category_ids] => ,79,80,78,70,82,98,88,
[chemical_name] =>
[weight] => 290.36
[form] => C9H6D4N4O3S2
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Catalogue No.:PA STI 080340
Molecular Formula : C9H6D4N4O3S2
Molecular Weight : 290.36
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
stdClass Object
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[pname] => Methyl 2,4,6-trimethoxybenzoate
[catalogue_number] => PA 20 0571000
[category_ids] => ,79,80,78,70,82,
[chemical_name] =>
[weight] => 226.23
[form] => C11H14O5
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Methyl 2,4,6-trimethoxybenzoate
Catalogue No.:PA 20 0571000
Molecular Formula : C11H14O5
Molecular Weight : 226.23
