Description

2H-Pyran,2-Ethyltetrahydro-4-(Phenylmethoxy)-,(2R,4R)-Rel-(9Ci) is a chiral, substituted tetrahydropyran derivative that serves as a valuable synthetic intermediate and building block in advanced organic chemistry. Its defined stereochemistry and functionalized structure make it a critical precursor for the synthesis of complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for research and development chemists and process scale-up teams working on active pharmaceutical ingredients (APIs), fine chemicals, and novel materials.

Application

• Key chiral intermediate in the multi-step synthesis of pharmaceutical active ingredients (APIs), especially for central nervous system (CNS) and antiviral drugs.
• Building block for constructing complex natural product analogs and macrocyclic compounds in medicinal chemistry research.
• Precursor in the development of agrochemicals, including novel pesticides and herbicides with specific stereochemical requirements.
• Starting material for asymmetric catalysis and chiral ligand synthesis.
• Intermediate in fine chemical production for flavors, fragrances, and advanced material monomers.
• Reference standard for analytical method development and quality control in GMP manufacturing environments.

Basic Information

Product Name	2H-Pyran,2-Ethyltetrahydro-4-(Phenylmethoxy)-,(2R,4R)-Rel-(9Ci)
CAS No.	645413-37-2
Molecular Formula	C14H20O2
Molecular Weight	220.31 g/mol
Synonyms	(2R,4R)-rel-2-Ethyl-4-(benzyloxy)tetrahydro-2H-pyran; 2-Ethyl-4-(phenylmethoxy)tetrahydro-2H-pyran, (2R,4R)-rel-; 4-(Benzyloxy)-2-ethyltetrahydro-2H-pyran; Tetrahydro-2H-pyran, 2-ethyl-4-(phenylmethoxy)-, (2R,4R)-rel-; 645413-37-2; BBL013937; SCHEMBL21807731; AKOS040759623.
EINECS	Contact for details

Quality Control

Our production of 2H-Pyran,2-Ethyltetrahydro-4-(Phenylmethoxy)-,(2R,4R)-Rel-(9Ci) adheres to stringent quality management systems to ensure batch-to-batch consistency and high purity for sensitive synthetic applications. All materials are fully characterized and tested against rigorous in-house specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity (by HPLC/GC), chiral purity, and impurity profiles is provided with each shipment to support your regulatory and R&D requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The compound may be sensitive to moisture and oxidation; for long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% de
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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