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Merck

92131

Trimetropima

≥99.0% (HPLC)

Sinônimo(s):

2,4-Diamino-5-(3,4,5-trimetoxibenzil)pirimidina, NSC 106568

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1 G

R$ 494,00

5 G

R$ 1.561,00

25 G

R$ 6.758,00

R$ 494,00


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Sobre este item

Fórmula empírica (Notação de Hill):
C14H18N4O3
Número CAS:
Peso molecular:
290.32
UNSPSC Code:
51285203
NACRES:
NA.85
PubChem Substance ID:
EC Number:
212-006-2
Beilstein/REAXYS Number:
625127
MDL number:

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Nome do produto

Trimetropima, ≥99.0% (HPLC)

InChI key

IEDVJHCEMCRBQM-UHFFFAOYSA-N

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)

SMILES string

COc1cc(Cc2cnc(N)nc2N)cc(OC)c1OC

biological source

synthetic

assay

≥99.0% (HPLC)

form

powder

color

white to light yellow

mp

≥199.0 °C

antibiotic activity spectrum

Gram-negative bacteria
Gram-positive bacteria
mycobacteria

mode of action

DNA synthesis | interferes
enzyme | inhibits

storage temp.

2-8°C

Quality Level

Gene Information

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1 of 4

Este Item
T7883T220000046984
Trimetropima ≥99.0% (HPLC)

Sigma-Aldrich

92131

Trimetropima

Trimetropima ≥98.5%

Sigma-Aldrich

T7883

Trimetropima

Trimetropima European Pharmacopoeia (EP) Reference Standard

T2200000

Trimetropima

Trimetropima VETRANAL®, analytical standard

Supelco

46984

Trimetropima

mode of action

DNA synthesis | interferes, enzyme | inhibits

mode of action

DNA synthesis | interferes, enzyme | inhibits

mode of action

-

mode of action

DNA synthesis | interferes, enzyme | inhibits

antibiotic activity spectrum

Gram-negative bacteria, mycobacteria, Gram-positive bacteria

antibiotic activity spectrum

Gram-negative bacteria, Gram-positive bacteria, mycobacteria

antibiotic activity spectrum

-

antibiotic activity spectrum

Gram-negative bacteria, Gram-positive bacteria, mycoplasma

Quality Level

200

Quality Level

200

Quality Level

-

Quality Level

100

form

powder

form

powder

form

-

form

-

assay

≥99.0% (HPLC)

assay

≥98.5%

assay

-

assay

-

biological source

synthetic

biological source

-

biological source

-

biological source

-

Application

Usada principalmente como agente antibacteriano. Inibidora da di-hidrofolato redutase com seletividade para a enzima de procariotos.
Trimethoprim is primarily used as an antibacterial agent. It is used in susceptibility studies of Mycobacterium tuberculosis [1] and mechanism of resistance studies in Haemophilus influenzae [2].

Biochem/physiol Actions

Inhibits the synthesis of tetrahydrofolate by procaryote specific dihydrofolate reductase (DHFR).
Trimethoprim is a dihydrofolate reductase inhibitor with selectivity for the prokaryote enzyme.

General description

Chemical structure: pyrimidine

Other Notes

Keep container tightly closed in a dry and well-ventilated place.Light sensitive. Store under inert gas. Moisture sensitive. Product is sensitive to light and moisture.

Packaging

1g,5g,25g

pictograms

Health hazardExclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Repr. 2

Classe de armazenamento

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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R de Groot et al.
Antimicrobial agents and chemotherapy, 32(4), 477-484 (1988-04-01)
We studied 10 trimethoprim-resistant (Tmpr) Haemophilus influenzae isolates for which agar dilution MICs were 10 to greater than 200 micrograms/ml. Trimethoprim resistance was transferred from two Tmpr H. influenzae isolates to a Tmps strain by conjugation or transformation. Wild-type Tmpr
Susceptibility of Mycobacterium tuberculosis to sulfamethoxazole, trimethoprim and their combination over a 12 year period in Taiwan.
Tsi-Shu Huang1,2,3, Calvin M. Kunin, et al.
The Journal of Antimicrobial Chemotherapy, 10, 633-637 (2011)
Kate S Baker et al.
The Lancet. Infectious diseases, 15(8), 913-921 (2015-05-06)
Shigellosis is an acute, severe bacterial colitis that, in high-income countries, is typically associated with travel to high-risk regions (Africa, Asia, and Latin America). Since the 1970s, shigellosis has also been reported as a sexually transmitted infection in men who
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
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

Artigos

Cancer research innovations address the complexity of the disease, providing advanced technologies for varied applications.

Biofiles reviews innovative technologies for cancer research, reflecting the complexity of the disease.

Questions

1–4 of 4 Questions  
  1. Upon dilution in DMSO, what is the best storage condition for trimethoprim (fridge/freezer, how long is it stable for)?

    1 answer
    1. Solutions prepared in DMSO at 50 mg/mL may be stored in working aliquots at -20°C for up to 1 year. Avoid repeated freeze/thaw cycles.

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  2. Is Trimethoprim soluble in DMSO or water?

    1 answer
    1. The solubility of this product is not analyzed on a lot-to-lot basis. The compound is expected to be soluble in water at 0.4 mg/ml, ethanol at 2.6 mg/ml, methanol at 12.1 mg/ml, chloroform at 22.2 mg/ml, and DMSO at 50 mg/ml.

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  3. What is the Department of Transportation shipping information for this product?

    1 answer
    1. 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.

      Helpful?

  4. Is Trimethoprim stable in solution?

    1 answer
    1. 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.

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