Trimethoprim Impurities

Trimethoprim Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Trimethoprim, pharmacopeial and non-pharmacopeial Trimethoprim impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Trimethoprim 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.

Trimethoprim-related products are thoroughly characterized. Trimethoprim 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

Trimethoprim

SZ CAT No:	: SZ-T033001
CAS No	: 738-70-5
Mol.F.	: C14H18N4O3
Mol.Wt.	: 290.3
Inv. Status	: In Stock

Trimethoprim EP Impurity A

SZ CAT No:	: SZ-T033002
CAS No	: 213745-86-9
Mol.F.	: C15H20N4O3
Mol.Wt.	: 304.4
Inv. Status	: In Stock

Trimethoprim EP Impurity B

SZ CAT No:	: SZ-T033003
CAS No	: 30806-86-1
Mol.F.	: C14H16N4O4
Mol.Wt.	: 304.3
Inv. Status	: In Stock

Trimethoprim EP Impurity C

SZ CAT No:	: SZ-T033004
CAS No	: 29606-06-2
Mol.F.	: C14H18N4O4
Mol.Wt.	: 306.3
Inv. Status	: In Stock

Trimethoprim EP Impurity D

SZ CAT No:	: SZ-T033005
CAS No	: 92440-76-1
Mol.F.	: C14H17N3O4
Mol.Wt.	: 291.3
Inv. Status	: In Stock

Trimethoprim EP Impurity E

SZ CAT No:	: SZ-T033006
CAS No	: 60729-91-1
Mol.F.	: C14H17N3O4
Mol.Wt.	: 291.3
Inv. Status	: In Stock

Trimethoprim EP Impurity F

SZ CAT No:	: SZ-T033007
CAS No	: 16285-82-8
Mol.F.	: C13H15BrN4O2
Mol.Wt.	: 339.2
Inv. Status	: In Stock

Trimethoprim EP Impurity G

SZ CAT No:	: SZ-T033008
CAS No	: 78025-68-0
Mol.F.	: C15H20N4O3
Mol.Wt.	: 304.4
Inv. Status	: In Stock

Trimethoprim EP Impurity H

SZ CAT No:	: SZ-T033009
CAS No	: 1916-07-0
Mol.F.	: C11H14O5
Mol.Wt.	: 226.6
Inv. Status	: In Stock

Trimethoprim EP Impurity I

SZ CAT No:	: SZ-T033010
CAS No	: 30078-48-9
Mol.F.	: C19H20N2O3
Mol.Wt.	: 324.4
Inv. Status	: In Stock

Trimethoprim EP Impurity J

SZ CAT No:	: SZ-T033011
CAS No	: 118-41-2
Mol.F.	: C10H12O5
Mol.Wt.	: 212.2
Inv. Status	: In Stock

Trimethoprim EP Impurity K

SZ CAT No:	: SZ-T033012
CAS No	: 62-53-3
Mol.F.	: C6H7N
Mol.Wt.	: 93.1
Inv. Status	: In Stock

Trimethoprim EP Impurity L

SZ CAT No:	: SZ-T033018
CAS No	: 86-81-7
Mol.F.	: C10H12O4
Mol.Wt.	: 196.2
Inv. Status	: In Stock

Trimethoprim Impurity 5

SZ CAT No:	: SZ-T033019
CAS No	: 30077-85-1
Mol.F.	: C15H20N2O3
Mol.Wt.	: 276.3
Inv. Status	: In Stock

Trimethoprim Impurity 2

SZ CAT No:	: SZ-T033015
CAS No	: 72920-13-9
Mol.F.	: C13H15N3O4
Mol.Wt.	: 277.3
Inv. Status	: Limited Stock

Syringaldehyde

SZ CAT No:	: SZ-T033017
CAS No	: 134-96-3
Mol.F.	: C9H10O4
Mol.Wt.	: 182.2
Inv. Status	: Custom Synthesis

Trimethoprim Impurity 1

SZ CAT No:	: SZ-T033014
CAS No	: 93885-69-9
Mol.F.	: C14H16N2O5
Mol.Wt.	: 292.3
Inv. Status	: Custom Synthesis

Trimethoprim Impurity 3

SZ CAT No:	: SZ-T033016
CAS No	: 92653-78-6
Mol.F.	: C15H20N4O3
Mol.Wt.	: 304.4
Inv. Status	: Custom Synthesis

Trimethoprim Impurity 6

SZ CAT No:	: SZ-T033021
CAS No	: 1335303-62-2
Mol.F.	: C20H28N4O8
Mol.Wt.	: 452.5
Inv. Status	: Custom Synthesis

Trimethoprim Impurity 7

SZ CAT No:	: SZ-T033022
CAS No	: 21253-58-7
Mol.F.	: C13H16N4O3
Mol.Wt.	: 276.3
Inv. Status	: Custom Synthesis
Rel. CAS No	: 83322-41-2 (HCl salt)

Trimethoprim Impurity 8

SZ CAT No:	: SZ-T033023
CAS No	: 63394-09-2
Mol.F.	: C7H4Br4O
Mol.Wt.	: 423.7
Inv. Status	: Custom Synthesis

Stable Isotopes And Metabolites

3,4,5-Trimethoxybenzoic Acid D9

SZ CAT No:	: SZ-T033D03
CAS No	: 84759-05-7
Mol.F.	: C10H3D9O5
Mol.Wt.	: 221.3
Inv. Status	: Custom Synthesis

Trimethoprim D3

SZ CAT No:	: SZ-T033D01
CAS No	: 1189923-38-3
Mol.F.	: C14H15D3N4O3
Mol.Wt.	: 293.3
Inv. Status	: Custom Synthesis

Trimethoprim D9

SZ CAT No:	: SZ-T033D02
CAS No	: 1189460-62-5
Mol.F.	: C14H9D9N4O3
Mol.Wt.	: 299.4
Inv. Status	: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Trimethoprim EP Impurity A

SZ CAT No:	: SZ-T033020
CAS No	: NA
Mol.F.	: C15H19N5O4
Mol.Wt.	: 333.3
Inv. Status	: In Stock

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