Description

Methyl (3Ar,4R,7Ar)-2-Methyl-4-(1S,2R,3-Triacetoxypropyl)-3A,7A-Dihydro-4H-Pyrano[3,4-D]Oxazole-6-Carboxylate is a high-purity, complex heterocyclic compound serving as a critical advanced intermediate in modern synthetic chemistry. Its intricate molecular architecture, featuring fused pyran and oxazole rings with multiple chiral centers, makes it an invaluable building block for the synthesis of sophisticated target molecules. This product is essential for research and development chemists in the pharmaceutical and agrochemical industries seeking to develop novel active ingredients with high stereochemical precision.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for complex drug candidates.
• Agrochemical Synthesis: Used in the production of advanced, high-efficacy crop protection agents where specific stereochemistry is required for biological activity.
• Chemical Research: Serves as a versatile scaffold in academic and industrial R&D for exploring new chemical spaces and reaction methodologies.
• Process Chemistry: Employed in route scouting and optimization for the scalable synthesis of complex natural products or their analogs.
• Fine Chemical Production: Acts as a premium intermediate for manufacturing specialty chemicals requiring high levels of purity and defined stereochemistry.

Basic Information

Product Name	Methyl (3Ar,4R,7Ar)-2-Methyl-4-(1S,2R,3-Triacetoxypropyl)-3A,7A-Dihydro-4H-Pyrano[3,4-D]Oxazole-6-Carboxylate
CAS No.	78850-37-0
Molecular Formula	C19H25NO9
Molecular Weight	411.41 g/mol
Synonyms	Methyl 2-methyl-4-[(1S,2R,3)-1,2,3-triacetoxypropyl]-3a,7a-dihydro-4H-pyrano[3,4-d]oxazole-6-carboxylate; (3aR,4R,7aR)-Methyl 2-methyl-4-[(1S,2R,3)-1,2,3-triacetoxypropyl]-3a,7a-dihydro-4H-pyrano[3,4-d]oxazole-6-carboxylate; 78850-37-0; Pyrano[3,4-d]oxazole-6-carboxylic acid derivative
EINECS	Contact for details

Quality Control

Our production of Methyl (3Ar,4R,7Ar)-2-Methyl-4-(1S,2R,3-Triacetoxypropyl)-3A,7A-Dihydro-4H-Pyrano[3,4-D]Oxazole-6-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All materials are characterized using advanced analytical techniques including HPLC, NMR, and chiral analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic); ensure the container is kept tightly sealed to prevent exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.