Triemethoprim in a solution of 52% N,N dimethylacetamide:48% propylene glycol at 50 mg/ml is stable when stored at 25° C. There is only a 10% degradation of trimethoprim under these conditions after 885 days.
1692505
USP
Trimethoprim
United States Pharmacopeia (USP) Reference Standard
Synonym(s):
2,4-Diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine, NSC 106568
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About This Item
Empirical Formula (Hill Notation):
C14H18N4O3
CAS Number:
Molecular Weight:
290.32
Beilstein:
625127
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24
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grade
pharmaceutical primary standard
API family
trimethoprim
manufacturer/tradename
USP
application(s)
pharmaceutical (small molecule)
format
neat
SMILES string
COc1cc(Cc2cnc(N)nc2N)cc(OC)c1OC
InChI
1S/C14H18N4O3/c1-19-10-5-8(6-11(20-2)12(10)21-3)4-9-7-17-14(16)18-13(9)15/h5-7H,4H2,1-3H3,(H4,15,16,17,18)
InChI key
IEDVJHCEMCRBQM-UHFFFAOYSA-N
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General description
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.
Application
Primarily used as an antibacterial agent. Dihydrofolate reductase inhibitor with selectivity for the prokaryote enzyme.
Trimethoprim USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.
Also, for use with USP monographs such as:
Also, for use with USP monographs such as:
- Trimethoprim Tablets
- Trimethoprim Sulfate
- Sulfamethoxazole and Trimethoprim Tablets
- Sulfamethoxazole and Trimethoprim Injection
- Sulfamethoxazole and Trimethoprim Oral Suspension
- Polymyxin B Sulfate and Trimethoprim Ophthalmic Solution
Analysis Note
These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.
Other Notes
Sales restrictions may apply.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Repr. 2
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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Certificates of Analysis (COA)
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E Van Duijkeren et al.
Journal of veterinary pharmacology and therapeutics, 17(1), 64-73 (1994-02-01)
The indications for use, side-effects, and pharmacokinetic parameters of trimethoprim, sulfonamides and their combinations in the horse are reviewed. Trimethoprim/sulfonamide (TMPS) combinations are used for the treatment of various diseases caused by gram-positive and gram-negative bacteria, including infections of the
Concentration evolution of pharmaceutically active compounds in raw urban and industrial wastewater.
Dolores Camacho-Muñoz et al.
Chemosphere, 111, 70-79 (2014-07-07)
The distribution of pharmaceutically active compounds in the environment has been reported in several works in which wastewater treatment plants have been identified as the main source of these compounds to the environment. The concentrations of these compounds in influent
Luis H Braga et al.
The Journal of urology, 191(5 Suppl), 1501-1507 (2014-04-01)
We determined the feasibility of a clinical trial of continuous antibiotic prophylaxis to prevent urinary tract infections in children with prenatal hydronephrosis. We piloted a blinded, randomized, placebo controlled study of the urinary tract infection rate in infants with grades
O Sköld
Veterinary research, 32(3-4), 261-273 (2001-07-04)
Sulfonamides and trimethoprim have been used for many decades as efficient and inexpensive antibacterial agents for animals and man. Resistance to both has, however, spread extensively and rapidly. This is mainly due to the horizontal spread of resistance genes, expressing
Karin Tegmark Wisell et al.
The Journal of antimicrobial chemotherapy, 62(1), 35-40 (2008-04-15)
The lack of oral treatment alternatives for enterococcal urinary tract infections (UTIs) has led to a renewed interest in trimethoprim. Enterococci can incorporate exogenously produced folates and thereby reverse the effect of trimethoprim. Although a large proportion of enterococci appear
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Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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