Metioprim


CAS No. : 68902-57-8

68902-57-8
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Cat. No. : HY-122289
M.Wt: 306.38
Formula: C14H18N4O2S
Purity: >98 %
Solubility: 10 mM in DMSO
Introduction of 68902-57-8 :

Metioprim is a competitive inhibitor of bacterial Dihydrofolate reductase (DHFR). Metioprim has inhibitory activity against anaerobic bacteria. Metioprim shows synergistic activity in combination with DDS (HY-B0688) against E. coli. and various mycobacteria[1][2]. In Vitro:Metioprim inhibits some anaerobic bacteria species with an average MIC value of 3.2 μg/mL[1].
Metioprim (0-1.0 μM; 0-8 h) suppresses bacterial growth kinetics, and inhibits E. coli with an MIC value of 0.7 μg/mL[2].
In Vivo:Metioprim (5 mg/kg or 10 mg/kg; i.v.; single dose) has a shorter elimination half-life in goat than in pig (23 min vs 169 min), and its main metabolites are methionine sulfoxide and methoxysulfonic acid[3].

Pharmacokinetic Analysis[1]
Animal Route Dose (mg/kg) C0 (μg/mL) A (μg/mL) α (1/min) t1/2α (min) B (μg/mL) β (1/min) t1/2β (min) VC (1/kg) Vp (1/kg) Vd,ss (1/kg) Clβ (mL/min/kg)
Pigs i.v. 5 3.6 2.1 0.032 25 1.5 0.00415 169 1.45 0.74 2.19 10.0
Goats i.v. 10 12.2 6.4 0.220 4 5.6 0.03138 23 0.85 0.44 1.28 49

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