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L-Lactide CAS 4511-42-6

Short Description:

L-lactide, also known as L-lactide cyclic diester, is a crystalline solid derived from renewable resources. It is the precursor to polylactic acid (PLA), a biodegradable polymer widely used in the production of plastics, fibers and packaging materials.  L-lactide has the characteristics of high molecular weight, excellent mechanical properties, and good biocompatibility.

Product Detail

Product Tags


Purity: Our L-Lactide (CAS 4511-42-6) is synthesized through a rigorous purification process to ensure high purity. The product has a minimum purity of 99%, guaranteeing its effectiveness and reliability in a variety of applications.

Appearance: L-lactide is a white, odorless crystalline solid, easily soluble in common organic solvents. Its fine particle size is easy to handle and suitable for various manufacturing processes.

Storage: In order to maintain the good quality of L-lactide, it should be stored in a cool, dry place away from direct sunlight. Proper storage conditions will prevent degradation and ensure the useful life of the product.

Application: L-lactide is widely used in the production of biodegradable polymers such as PLA. These polymers are gaining a lot of attention in the packaging industry due to their eco-friendly properties and ability to reduce plastic waste. In addition, due to its biocompatibility and bioabsorbability, L-lactide can also be used in the manufacture of medical devices, drug delivery systems, and tissue engineering scaffolds.

In conclusion:

As a trusted supplier, we take pride in supplying L-Lactide (CAS 4511-42-6) that meets the highest industry standards. We are committed to delivering exceptional products, backed by a team of experts dedicated to providing exceptional customer service. We believe that L-lactide’s versatility, reliability and environmental characteristics make it ideal for a variety of applications. If you have any further questions or need samples, please feel free to contact us.


Appearance White flaky solid White flaky solid
Lactide (%) ≥99.0 99.9
Meso-Lactide (%) ≤2.0 0.76
Melting point (℃) 90-100 99.35
Moisture (%) ≤0.03 0.009

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