As a leading manufacturer and supplier of specialized chemical intermediates, we understand the critical importance of sourcing high-purity materials for pharmaceutical synthesis. Today, we're focusing on (3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid, commonly known by its CAS number 100986-89-8. This compound, often referred to as Levofloxacin Carboxylic Acid or Levofloxacin Q-Acid, is a vital intermediate in the production of various pharmaceuticals, most notably within the fluoroquinolone class of antibiotics.
For procurement managers and R&D scientists in the pharmaceutical sector, the consistent availability of high-purity intermediates is paramount. When you look to buy CAS 100986-89-8, you are seeking a chemical that directly impacts the efficacy and safety of the final drug product. As a dedicated manufacturer in China, we pride ourselves on delivering exceptional quality, ensuring that every batch meets stringent purity standards, typically above 99%.
The synthesis of complex APIs often relies on meticulous intermediate selection. (3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid is specifically valued for its chiral integrity and precise chemical structure, making it indispensable for creating stereospecific drugs. Our manufacturing processes are designed to maintain this integrity, providing you with a reliable building block for your pharmaceutical development. We aim to be your preferred pharmaceutical intermediate supplier, offering competitive price points that reflect our efficient production and direct sales model.
When considering your next purchase, whether for laboratory research or large-scale API manufacturing, partnering with a direct manufacturer like us offers significant advantages. We provide clear product specifications, technical support, and a transparent supply chain. If you are exploring options to purchase Levofloxacin Carboxylic Acid, we encourage you to reach out for a detailed quote and sample. Our goal is to facilitate seamless procurement for your critical chemical needs, reinforcing our position as a premier supplier of pharmaceutical intermediates.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.