Description

2H-Pyran-2-One,Tetrahydro-4-Hydroxy-5-Methyl-6-(1-Methylethyl)-,(4R,5S,6R)-(9Ci) is a high-purity, stereochemically defined lactone compound of significant interest in advanced organic synthesis. This material serves as a critical chiral building block and intermediate for the development of complex molecules, offering precise control over molecular architecture. It is primarily sought after by research institutions and industrial R&D teams in the pharmaceutical, agrochemical, and fine chemical sectors for applications in asymmetric synthesis and flavor/fragrance development.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs) and complex natural product analogs.
• Agrochemical Research: Used in the development of novel, stereospecific pesticides and herbicides where specific spatial orientation is crucial for bioactivity.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating specialty chemicals, including advanced polymers and performance materials.
• Flavor & Fragrance Industry: Acts as a potential intermediate for the synthesis of lactone-based flavor compounds and aroma chemicals.
• Academic & R&D Laboratories: Employed in methodological studies and as a reference standard in asymmetric catalysis and synthetic chemistry research.

Basic Information

Product Name	2H-Pyran-2-One,Tetrahydro-4-Hydroxy-5-Methyl-6-(1-Methylethyl)-,(4R,5S,6R)-(9Ci)
CAS No.	147659-07-2
Molecular Formula	C9H16O3
Molecular Weight	172.22 g/mol
Synonyms	(4R,5S,6R)-Tetrahydro-4-hydroxy-5-methyl-6-(1-methylethyl)-2H-pyran-2-one; (4R,5S,6R)-4-Hydroxy-5-methyl-6-(propan-2-yl)tetrahydro-2H-pyran-2-one; 4-Hydroxy-5-methyl-6-(1-methylethyl)tetrahydro-2H-pyran-2-one (stereoisomer); Dihydro-5-methyl-6-(2-propyl)-4H-pyran-4-one derivative; Lactone of 4-hydroxy-5-methyl-6-isopropyltetrahydro-2H-pyran-2-one; Optically active tetrahydro-4-hydroxypyran-2-one derivative; (4R,5S,6R)-Isomer of the corresponding lactone.
EINECS	Contact for details

Quality Control

Our production of 2H-Pyran-2-One,Tetrahydro-4-Hydroxy-5-Methyl-6-(1-Methylethyl)-,(4R,5S,6R)-(9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, NMR, and GC-MS to confirm identity, stereochemical purity, and assay. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (4R,5S,6R)
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.