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USP

Lopinavir

United States Pharmacopeia (USP) Reference Standard

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Empirical Formula (Hill Notation):
C37H48N4O5
CAS Number:
192725-17-0
Molecular Weight:
628.80
NACRES:
NA.24

biological source

synthetic

grade

pharmaceutical primary standard

Agency

USP/NF

API family

lopinavir

form

powder

packaging

pkg of 350 mg

manufacturer/tradename

USP

storage condition

protect from light

color

white to off-white

mp

255.2-260.6 °F (124—127°C)

solubility

chloroform: soluble
isopropanol: soluble
methanol: freely soluble
methylene chloride: freely soluble
water: practically insoluble

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

InChI

1S/C37H48N4O5/c1-25(2)34(41-20-12-19-38-37(41)45)36(44)39-30(21-28-15-7-5-8-16-28)23-32(42)31(22-29-17-9-6-10-18-29)40-33(43)24-46-35-26(3)13-11-14-27(35)4/h5-11,13-18,25,30-32,34,42H,12,19-24H2,1-4H3,(H,38,45)(H,39,44)(H,40,43)/t30-,31-,32-,34-/m0/s1

InChI key

KJHKTHWMRKYKJE-SUGCFTRWSA-N

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General description

Lopinavir is an antiretroviral agent and a protease inhibitor indicated for the management of human immunodeficiency virus (HIV) infection. It is a key component of Kaletra, the co-formulation of lopinavir and ritonavir.

Application

Lopinavir may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations and plasma samples by chromatography techniques.

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.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Simultaneous determination of indinavir, ritonavir and lopinavir (ABT 378) in human plasma by high-performance liquid chromatography
Ray J, et al.
Journal of Chromatography. B, Biomedical Applications, 775(2), 225-230 (2002)
Lopinavir USP Monograph
USP43-NF38: United States Pharmacopeia and National Formulary
United States Pharmacopeia, 37(6), 2610-2610 (2020)
Validation and application of a high-performance liquid chromatography-tandem mass spectrometric method for simultaneous quantification of lopinavir and ritonavir in human plasma using semi-automated 96-well liquid-liquid extraction
Wang PG, et al.
Journal of Chromatography A, 1130(2), 302-307 (2006)
Determination of 19 antiretroviral agents in pharmaceuticals or suspected products with two methods using high-performance liquid chromatography
Rebiere H, et al.
Journal of Chromatography. B, Biomedical Applications, 850(1-2), 376-383 (2007)
Therapeutic drug monitoring of lopinavir/ritonavir in pregnancy
Lambert JS, et al.
HIV Medicine, 12(3), 166-173 (2011)

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