Welcome to Qventas

A Cost-effective Server for the Pharmaceutical Industry

Bringing You Inland China Based Services On Drug Discovery Chemistry Outsourcing at $3960 Per FTE Organic Chemist Per Month......................And US East Coast-Based Bioanalytical Services At $50 Per Sample Analysis By LC-MS-MS.................................Welcome to Changsha

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Located in Changsha National Biomedical Industrial Base, Qventas lab inland China has been in a very competitive position to offer organic chemistry based services. We focus on providing FTE-full time equivalent chemists in the areas of contract drug discovery research and lead optimization, process research & scale up, custom synthesis with timely delivery, the highest quality and the most competitive prices.

Chemistry Outsourcing Inland China Brochure

Synthesis Lab(10000sf):

60 Fume hoods
HPLC
LC-MS
Buchi rotovapors, up to 10
Flash columns, up to 6" x 48"
Parr reactors up to 2 L & 10L(1000 psi)
Parr Glass reaction vessels: 5L &10 L (-78 -120 Deg C)
Ozone Generator
Fluorine Generator

NMR available by contract with a partner 10 min away

Pilot Plant:

Glass & special metal reaction vessels:10 L, 50 L, 100 L,200 L,250 L, 500L and 1000L

All with mechanical stirrers

Reactions: fluorination, difluoromethylation, phosgenation and Ozonation

We pursue toll manufacture of pharmaceutical intermediates in bulk quantities, between 1 Kg and 100 Kg, from 100 Kg to 1,000 Kg in low cost.