For chemists and pharmaceutical scientists, understanding the synthesis of key intermediates provides valuable insight into product quality and potential supply chain efficiencies. This article explores a common synthesis pathway for 2-Fluoro-5-[(3-oxo-1(3H)-isobenzofuranylidene)methyl]-benzonitrile, CAS 763114-25-6, a compound vital for the production of PARP inhibitors.
A typical route involves the reaction between (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonic acid and 2-Fluoro-5-formylbenzonitrile. The reaction is often carried out in a solvent like tetrahydrofuran (THF) and may involve the addition of a base, such as triethylamine, to facilitate the process. This condensation reaction, performed at room temperature for approximately 12 hours, yields the desired product. Subsequent steps involve concentration under reduced pressure, addition of water to precipitate the solid, followed by filtration and drying.
The efficiency and yield of this synthesis directly impact the availability and cost of 2-Fluoro-5-[(3-oxo-1(3H)-isobenzofuranylidene)methyl]-benzonitrile. As a manufacturer, optimizing these parameters is crucial for delivering a product with high purity, typically exceeding 98% by HPLC. This ensures its suitability for demanding pharmaceutical applications, including the synthesis of Olaparib and other related compounds.
For companies looking to buy this intermediate, understanding its synthesis pathway can provide confidence in the product's quality. We, as a dedicated producer, adhere to stringent manufacturing standards to ensure the consistency and purity of CAS 763114-25-6. If you are seeking to buy this critical component, we invite you to contact us for detailed information on our synthesis capabilities, pricing, and availability. We are your trusted partner for high-quality pharmaceutical intermediates from China.
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.