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L-Lactide

Name: L-Lactide
SKU: 0

L-Lactide
CAS No.: 4511-42-6
Molecular Formula: C6H8O4
Molecular Weight: 144.13

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PRODUCT DESCRIPTION

L-lactide (3,6-dimethyl-1,4-dioxane-2,5-dione) is a cyclic lactone that is derived from lactic acid. It has the molecular formula C3H6O2 and is an essential building block for synthesizing polylactic acid (PLA) plastics, which are widely used in the manufacturing industry.

Chemical Properties

Property	Value
Melting point	92-94 °C(lit.)
Boiling point	255°C
Density	1.186±0.06 g/cm3(Predicted)
Vapor pressure	0.311Pa at 25℃
Refractive index	1.4475
Storage temp.	2-8°C
Solubility	Soluble in chloroform, and methanol. Slightly soluble in benzene.
Form	Solid
Color	White to Off-White
Optical Rotation	[α]20/D 285°, c = 1 in toluene
Water Solubility	16.7g/L at 20℃
Sensitive	Moisture Sensitive
BRN	82124
Stability:	Hygroscopic
InChIKey	JJTUDXZGHPGLLC-IMJSIDKUSA-N
LogP	0.4 at 25℃
CAS DataBase Reference	4511-42-6(CAS DataBase Reference)
EPA Substance Registry System	1,4-Dioxane-2,5-dione, 3,6-dimethyl-, (3S,6S)- (4511-42-6)

Safety Information

Property	Value
Hazard Codes	Xi
Risk Statements	36/37/38-36
Safety Statements	26-37/39
WGK Germany	3
TSCA	Yes
HS Code	29322090

Product Usage

L-Lactide is a high-purity cyclic ester and the primary precursor for the synthesis of Poly(L-lactic acid) (PLLA), a leading biodegradable and biocompatible polymer. Its most significant application is in the medical field, where it is used to manufacture absorbable surgical sutures, orthopedic fixation devices like bone screws, and scaffolds for tissue engineering. In the sustainable packaging industry, it serves as the essential monomer for producing compostable bioplastics, including films, food containers, and fiber materials. Furthermore, L-lactide is utilized in controlled drug delivery systems, acting as a polymer matrix that safely degrades within the human body. Its role is pivotal in the transition toward green chemistry and high-performance bio-based materials.

Factory Showcase

Fast transport time

Inventory 2-3 working days New manufacturing 7-10 working days

FAQ

Q:What about your price?
A:Our price is very competitive because we are a factory. Feel free to contact us if you are interested in our products.

Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.

Q:What product information do I need to provide?
A:You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

Q:How about the delivery time?
A:Within 3-15 days after we confirm you requirement.

Q:What is your terms of payment ?
A:T/T, L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me.

Q: Do you provide samples?
A:Yes,we could offer the sample for you to test but please pay freight fee.

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