Analysis and detection method for rivaroxaban intermediate
A detection method, the technology of rivaroxaban, which is applied in the field of high-performance liquid chromatography analysis, can solve the problems affecting the quality of the final product rivaroxaban, and achieve stable and reliable results, good repeatability and durability, and short analysis time Effect
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Embodiment 1
[0025] Instrument and conditions: Agilent1200 liquid chromatography system, chromatographic column: Agilent SB-C18 (4.6×150mm, 5μm), detection wavelength 245nm, column temperature 35°C, flow rate 1.0ml / min, mobile phase A is adjusted pH with triethylamine =3 of 0.5% perchloric acid aqueous solution, the mobile phase B is methanol, and the gradient elution settings are as follows:
[0026]
[0027] Experimental procedure: Dissolve the rivaroxaban intermediate in 40% (volume ratio) methanol aqueous solution and quantitatively dilute it to make a solution containing 1.0mg of rivaroxaban intermediate per 1ml, as the test solution, and accurately measure the 5 μ l of the test solution was injected into the liquid chromatograph, and the high-performance liquid chromatography was analyzed according to the above conditions, and the chromatogram was recorded. The results are shown in the attached figure 1 .
[0028] attached figure 1 It shows that under the chromatographic conditi...
Embodiment 2
[0030] Instrument and conditions: Agilent1200 liquid chromatography system, chromatographic column: Agilent SB-C18 (4.6×150mm, 5μm), detection wavelength 245nm, column temperature 35°C, flow rate 1.1ml / min, mobile phase A is adjusted pH with triethylamine =3.5 of 0.6% perchloric acid aqueous solution, the mobile phase B is methanol, and the gradient elution settings are as follows:
[0031]
[0032]
[0033] Experimental procedure: Dissolve the rivaroxaban intermediate in 40% (volume ratio) methanol aqueous solution and quantitatively dilute it to make a solution containing 1.0mg of rivaroxaban intermediate per 1ml, as the test solution, and accurately measure the 5 μ l of the test solution was injected into the liquid chromatograph, and the high-performance liquid chromatography was analyzed according to the above conditions, and the chromatogram was recorded. The results are shown in the attached figure 2 .
[0034] attached figure 2 It shows that under the chromat...
Embodiment 3
[0036] Instrument and conditions: Agilent1200 liquid chromatography system, chromatographic column: Agilent SB-C18 (4.6×150mm, 5μm), detection wavelength 245nm, column temperature 35°C, flow rate 0.7ml / min, mobile phase A is adjusted pH with triethylamine =2.5 of 0.4% perchloric acid aqueous solution, the mobile phase B is methanol, and the gradient elution settings are as follows:
[0037]
[0038] Experimental procedure: Dissolve the rivaroxaban intermediate in 40% (volume ratio) methanol aqueous solution and quantitatively dilute it to make a solution containing 1.0mg of rivaroxaban intermediate per 1ml, as the test solution, and accurately measure the 5 μ l of the test solution was injected into the liquid chromatograph, and the high-performance liquid chromatography was analyzed according to the above conditions, and the chromatogram was recorded. The results are shown in the attached image 3 .
[0039] attached image 3 It shows that under the chromatographic condi...
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