—— Product Specifications ——

—— Product Detail ——

Product Overview

N-Acetyl-L-tyrosine methyl ester is a specialized amino acid derivative used as a key intermediate in pharmaceutical and peptide synthesis applications. This compound features an acetylated tyrosine structure with a methyl ester functional group, making it valuable for the development of bioactive peptides and therapeutic agents. The 98% purity specification ensures consistent quality for research and manufacturing purposes. This chemical is widely utilized in drug discovery programs and serves as a building block for various pharmaceutical compounds targeting neurological and metabolic disorders.

Synthesis Process

The synthesis of N-Acetyl-L-tyrosine methyl ester involves the acetylation of L-tyrosine methyl ester using acetic anhydride under controlled temperature conditions. The reaction proceeds in an organic solvent system followed by purification through crystallization or chromatography. Quality control parameters are monitored throughout the process to ensure the final product meets the 98% purity specification.

Quality Specifications

This product meets pharmaceutical grade specifications with a minimum purity of 98% as determined by HPLC. Key quality parameters include moisture content below 0.5%, residual solvents within ICH guidelines, and heavy metals less than 10 ppm. Each batch includes comprehensive Certificate of Analysis documentation.

Packaging & Storage

Product is packaged in sealed amber glass vials with nitrogen inertization. Primary packaging includes moisture-resistant containers with desiccant packs. Store at -20°C in a dry environment. Keep container tightly closed when not in use. Handle under inert atmosphere when possible.

— C ompany Profile ——

Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

Our company is committed to making every effort to provide ideal chemical products to potential customers worldwide, including but not limited to: organic/inorganic reagents, biological reagents, plant extracts, pharmaceutical intermediates, active pharmaceutical ingredients (APIs), reference standards, reference substances, peptides, and more. Meanwhile, we have established long-term and stable cooperative relationships with university laboratories and off-campus research institutions, enabling us to offer tailored product services based on customers' actual needs.

We currently support customized services for most product categories, with supply quantities ranging from milligram (mg), gram (g) to kilogram (kg) levels, as well as wholesale. Product purity covers the full spectrum from 90% to 99.9%, providing customers with one-stop convenient services.

To date, our products have been exported to developed countries such as the United States, Australia, Canada, Mexico, as well as EU member states including France, Germany, and many other countries and regions such as Nigeria, Ghana, Southeast Asia, and other parts of Asia. Our product quality and services have consistently received high praise.

Looking ahead, our company will continue to serve as a bridge connecting China and the world, delivering high-quality products and services to global customers.

—— Q&A ——

Q1: How to confirm the product quality before placing orders?
A: By sending you available samples. Or if you have special requirements for the goods, we can prepare samples according to your requirements for confirmation.

Q2: Can you supply free samples?
A: Yes, we can provide a free sample, but the shipping cost will be paid by the customers. You can either pay the shipping cost or arrange a courier to collect the samples.

Q3: How do you treat quality complaints?
A: All our products are strictly tested by our QC and confirmed by QA; unqualified material will not be released to customers. If any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.

Q4: What is your MOQ? Is there a discount?
A: For highvalue products, our MOQ starts from 1g and generally starts from 10g. For other lowprice products, our MOQ starts from 100g and 1kg.
Q: Is there a discount?
A: Yes, for larger quantities, we always support with better prices.

Q5: How to start orders or make payments?
A: You can send us your Purchase Order (if your company has one), or just send a simple confirmation by email or via Trade Manager. We will then send you a Proforma Invoice with our bank details for your confirmation, and you can make payment accordingly. If you have other preferred payment methods, we are open to discussion and negotiation.