Description

(R)-3-Hydroxy-5-Phenyl-1-Pentyne is a chiral building block of significant interest in advanced organic synthesis. This compound matters for its utility in constructing complex molecular architectures, particularly in the pharmaceutical and agrochemical sectors. Industries requiring enantiomerically pure intermediates for active pharmaceutical ingredients (APIs) and fine chemical research are the primary users of this material.

Application

• As a key chiral intermediate in the synthesis of pharmaceutical candidates and active pharmaceutical ingredients (APIs).
• Utilized in asymmetric synthesis for constructing complex natural products and bioactive molecules.
• Serves as a precursor for novel ligands and catalysts used in enantioselective transformations.
• Applied in agrochemical research for the development of new, targeted active ingredients.
• Used in academic and industrial R&D for exploring new synthetic methodologies and reaction pathways.
• Potential building block for advanced materials and specialty polymers requiring specific stereochemistry.

Basic Information

Product Name	(R)-3-Hydroxy-5-Phenyl-1-Pentyne
CAS No.	99902-35-9
Molecular Formula	C11H12O
Molecular Weight	160.21 g/mol
Synonyms	(R)-5-Phenyl-1-pentyn-3-ol; (3R)-5-Phenylpent-1-yn-3-ol; (R)-5-Phenylpent-1-yn-3-ol; (R)-3-Hydroxy-5-phenylpentyne; (R)-3-Hydroxy-5-phenyl-1-pentyne; (R)-5-Phenyl-1-pentyne-3-ol; (3R)-Hydroxy-5-phenyl-1-pentyne
EINECS	Contact for details

Quality Control

Our (R)-3-Hydroxy-5-Phenyl-1-Pentyne is produced under strict quality management systems to ensure batch-to-batch consistency and high enantiomeric purity. Each lot undergoes comprehensive analytical testing, including chiral HPLC for enantiomeric excess (ee) determination, NMR, and GC/HPLC for purity assessment. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C for long-term stability. This material is light-sensitive and easily oxidized; prolonged exposure to air, light, or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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