Trimethoprim-impurities | Pharmaffiliates

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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    [pname] => Trimethoprim - Impurity A
    [catalogue_number] => PA 20 57010
    [category_ids] => ,79,80,74,71,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 304.34
    [form] => C15H20N4O3
    [cas] => 213745-86-9
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PA 20 57010

Trimethoprim - Impurity A


  • Catalogue No.:PA 20 57010

  • CAS :

    213745-86-9

  • Molecular Formula : C15H20N4O3

  • Molecular Weight : 304.34

20% OFF
stdClass Object
(
    [pname] => Trimethoprim - Impurity D
    [catalogue_number] => PA 20 57040
    [category_ids] => ,79,80,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 291.30
    [form] => C14H17N3O4
    [cas] => 92440-76-1
    [pslug] => 92440-76-1-trimethoprim-impurity-d-pa2057040
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PA 20 57040

Trimethoprim - Impurity D


  • Catalogue No.:PA 20 57040

  • CAS :

    92440-76-1

  • Molecular Formula : C14H17N3O4

  • Molecular Weight : 291.30

20% OFF
stdClass Object
(
    [pname] => Trimethoprim - Impurity G
    [catalogue_number] => PA 20 57070
    [category_ids] => ,79,80,74,71,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 304.34
    [form] => C15H20N4O3
    [cas] => 78025-68-0
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PA 20 57070

Trimethoprim - Impurity G


  • Catalogue No.:PA 20 57070

  • CAS :

    78025-68-0

  • Molecular Formula : C15H20N4O3

  • Molecular Weight : 304.34

20% OFF
stdClass Object
(
    [pname] => Trimethoprim - Impurity J
    [catalogue_number] => PA 20 57100
    [category_ids] => ,80,76,75,
    [chemical_name] => 
    [weight] => 212.20
    [form] => C10H12O5
    [cas] => 118-41-2
    [pslug] => 118-41-2-trimethoprim-impurity-j-pa2057100
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PA 20 57100

Trimethoprim - Impurity J


  • Catalogue No.:PA 20 57100

  • CAS :

    118-41-2

  • Molecular Formula : C10H12O5

  • Molecular Weight : 212.20

20% OFF
stdClass Object
(
    [pname] => 5-(3,4,5-Trimethoxybenzyl)pyrimidin- 2,4-diol
    [catalogue_number] => PA 20 57510
    [category_ids] => ,80,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 292.29
    [form] => C14H16N2O5
    [cas] => 93885-69-9
    [pslug] => 93885-69-9-5-3-4-5-trimethoxybenzyl-pyrimidin-2-4-diol-pa2057510
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PA 20 57510

5-(3,4,5-Trimethoxybenzyl)pyrimidin- 2,4-diol


  • Catalogue No.:PA 20 57510

  • CAS :

    93885-69-9

  • Molecular Formula : C14H16N2O5

  • Molecular Weight : 292.29

20% OFF
stdClass Object
(
    [pname] => Trimethoprim - Impurity C
    [catalogue_number] => PA 20 57030
    [category_ids] => ,79,80,74,71,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 306.32
    [form] => C14H18N4O4
    [cas] => 29606-06-2
    [pslug] => 29606-06-2-trimethoprim-impurity-c-pa2057030
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PA 20 57030

Trimethoprim - Impurity C


  • Catalogue No.:PA 20 57030

  • CAS :

    29606-06-2

  • Molecular Formula : C14H18N4O4

  • Molecular Weight : 306.32

stdClass Object
(
    [pname] => Trimethoprim - Impurity E
    [catalogue_number] => PA 20 57050
    [category_ids] => ,79,80,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 291.30
    [form] => C14H17N3O4
    [cas] => 60729-91-1
    [pslug] => 60729-91-1-trimethoprim-impurity-e-pa2057050
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PA 20 57050

Trimethoprim - Impurity E


  • Catalogue No.:PA 20 57050

  • CAS :

    60729-91-1

  • Molecular Formula : C14H17N3O4

  • Molecular Weight : 291.30

stdClass Object
(
    [pname] => 3-Desmethyl Trimethoprim
    [catalogue_number] => PA 20 57560
    [category_ids] => ,79,80,74,71,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 276.29
    [form] => C13H16N4O3
    [cas] => 27653-69-6
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PA 20 57560

3-Desmethyl Trimethoprim


  • Catalogue No.:PA 20 57560

  • CAS :

    27653-69-6

  • Molecular Formula : C13H16N4O3

  • Molecular Weight : 276.29

stdClass Object
(
    [pname] => N2-Methyl Trimethoprim-D3 (Impurity)
    [catalogue_number] => PA STI 064680
    [category_ids] => ,79,80,74,71,98,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 307.36
    [form] => C15H17D3N4O3
    [cas] => NA
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PA STI 064680

N2-Methyl Trimethoprim-D3 (Impurity)


  • Catalogue No.:PA STI 064680

  • CAS :

    NA

  • Molecular Formula : C15H17D3N4O3

  • Molecular Weight : 307.36

stdClass Object
(
    [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] => 
    [weight] => 309.38
    [form] => C15H15D5N4O3
    [cas] => NA
    [pslug] => 4-o-desmethyl-4-o-ethyl-trimethoprim-d5-pasti028840
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PA STI 028840

4-O-Desmethyl 4-O-Ethyl Trimethoprim-D5


  • Catalogue No.:PA STI 028840

  • CAS :

    NA

  • Molecular Formula : C15H15D5N4O3

  • Molecular Weight : 309.38

stdClass Object
(
    [pname] => α-Hydroxy Trimethoprim-D3 (Impurity)
    [catalogue_number] => PA STI 051960
    [category_ids] => ,79,80,74,71,98,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 309.34
    [form] => C14H15D3N4O4
    [cas] => NA
    [pslug] => alpha-hydroxy-trimethoprim-d3-impurity-pasti051960
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PA STI 051960

α-Hydroxy Trimethoprim-D3 (Impurity)


  • Catalogue No.:PA STI 051960

  • CAS :

    NA

  • Molecular Formula : C14H15D3N4O4

  • Molecular Weight : 309.34

stdClass Object
(
    [pname] => 4-Ethoxy-3,5-dimethoxybenzaldehyde
    [catalogue_number] => PAI 20 008101
    [category_ids] => ,75,76,70,78,82,
    [chemical_name] => 
    [weight] => 210.23
    [form] => C11H14O4
    [cas] => 39075-25-7
    [pslug] => 39075-25-7-4-ethoxy-3-5-dimethoxybenzaldehyde-pai20008101
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PAI 20 008101

4-Ethoxy-3,5-dimethoxybenzaldehyde


  • Catalogue No.:PAI 20 008101

  • CAS :

    39075-25-7

  • Molecular Formula : C11H14O4

  • Molecular Weight : 210.23

stdClass Object
(
    [pname] => N4-Methyl-5-(3,4,5-trimethoxybenzyl)-pyrimidine-2,4-diamine
    [catalogue_number] => PA 20 0571001
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 304.35
    [form] => C15H20N4O3
    [cas] => 92653-78-6
    [pslug] => 92653-78-6-n4-methyl-5-3-4-5-trimethoxybenzyl-pyrimidine-2-4-diamine-pa200571001
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PA 20 0571001

N4-Methyl-5-(3,4,5-trimethoxybenzyl)-pyrimidine-2,4-diamine


  • Catalogue No.:PA 20 0571001

  • CAS :

    92653-78-6

  • Molecular Formula : C15H20N4O3

  • Molecular Weight : 304.35

stdClass Object
(
    [pname] => 5-Iodo-N2,N4-bis(phenylmethyl)-2,4-pyrimidinediamine
    [catalogue_number] => PA 20 0571002
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 416.27
    [form] => C18H17IN4
    [cas] => 1193570-17-0
    [pslug] => 1193570-17-0-5-iodo-n2-n4-bis-phenylmethyl-2-4-pyrimidinediamine-pa200571002
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PA 20 0571002

5-Iodo-N2,N4-bis(phenylmethyl)-2,4-pyrimidinediamine


  • Catalogue No.:PA 20 0571002

  • CAS :

    1193570-17-0

  • Molecular Formula : C18H17IN4

  • Molecular Weight : 416.27

stdClass Object
(
    [pname] => Baquiloprim-d6
    [catalogue_number] => PA STI 088943
    [category_ids] => ,98,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 314.43
    [form] => C17H14D6N6
    [cas] => 1228182-50-0
    [pslug] => 1228182-50-0-baquiloprim-d6-pasti088943
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PA STI 088943

Baquiloprim-d6


  • Catalogue No.:PA STI 088943

  • CAS :

    1228182-50-0

  • Molecular Formula : C17H14D6N6

  • Molecular Weight : 314.43

stdClass Object
(
    [pname] => Trimethoprim Impurity I (E-Isomer)
    [catalogue_number] => PA 20 0571003
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 324.38
    [form] => C19H20N2O3
    [cas] => 118791-61-0
    [pslug] => 118791-61-0-trimethoprim-impurity-i-e-isomer-pa200571003
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PA 20 0571003

Trimethoprim Impurity I (E-Isomer)


  • Catalogue No.:PA 20 0571003

  • CAS :

    118791-61-0

  • Molecular Formula : C19H20N2O3

  • Molecular Weight : 324.38

stdClass Object
(
    [pname] => N-(4-Amino-5-(3,4,5-trimethoxybenzyl)pyrimidin-2-yl)-N-methylnitrous Amide
    [catalogue_number] => PA 20 0571004
    [category_ids] => ,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 333.35
    [form] => C15H19N5O4
    [cas] => NA
    [pslug] => n-4-amino-5-3-4-5-trimethoxybenzyl-pyrimidin-2-yl-n-methylnitrous-amide-pa200571004
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PA 20 0571004

N-(4-Amino-5-(3,4,5-trimethoxybenzyl)pyrimidin-2-yl)-N-methylnitrous Amide


  • Catalogue No.:PA 20 0571004

  • CAS :

    NA

  • Molecular Formula : C15H19N5O4

  • Molecular Weight : 333.35