(2S)-(1- Tetrahydropyrimidine -2-One)-3- Methylbutanoic Acid

(2S)-(1- Tetrahydropyrimidine -2-One)-3- Methylbutanoic Acid (hereinafter called lopinavir intermediate CAS No. 192725-50-1) is a kind of off-white to light yellow powder. This pharmaceutical intermediate is mainly used for manufacturing lopinavir, a kind of API for manufacturing antiretroviral drugs from the protease inhibitor class for the treatment of HIV infection and AIDS.

Specifications of Lopinavir Intermediate CAS No. 192725-50-1

Name	(S)-tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetic acid
Molecular Structure
CAS No.	192725-50-1
Molecular Formular	C9H16 N2O3
Molecular Weight	200.23
Appearance	White or off-white powder
Identification by HPLC	The retention time of the test sample corresponds to that of the reference standard
Loss on drying	Not more than 0.5%
Melting range	About 170℃
Chromatographic purity (by HPLC, Area%)	Individual impurity: Not more than 0.5%
	Purity: Not less than 98.0%
Package	25kg/cardboard
Capacity	1000kg/month

Packaging Specification
40kg/barrel
Purity: ≥ 99%
(There are 40kg lopinavir intermediate CAS No. 192725-50-1 in each barrel and the lopinavir intermediate purity reaches 99% or above)
Note: The packaging for our lopinavir intermediate CAS No. 192725-50-1 is in conformation with export packaging standard, and this pharmaceutical intermediate falls into general cargo classification.

Storage
The lopinavir intermediate CAS No. 192725-50-1 should be preserved in sealed and light-resistant containers.
It should be stored at room temperature in dry places.

Huasing Chemicals Company is the earliest lopinavir intermediate CAS No. 192725-50-1 manufacturer and supplier in China. We produce this pharmaceutical intermediate by chemical synthesis. With advanced production technologies, our company can produce 1.5tons lopinavir intermediate CAS No. 192725-50-1 each month.

We can also make ritonavir intermediate, lopinavir intermediate, spices and APIs. All our products are provided with high quality and reasonable-prices, and as a result they are well accepted in Brazil, Italy and Canada, and more.
We really appreciate your interest in our products. If you want to know more information about pharmaceutical intermediate, please feel free to contact us or refer to corresponding product pages.