Description

(2R,3S/2S,3R)-2-(2,4-Difluorophenyl)-3-(5-Fluoro-4-Pyrimidinyl)-1-(1H-1,2,4-Triazol-1-Yl)-2-Butanol CAS NO 114596-71-3 is a high-purity, advanced pharmaceutical intermediate characterized by its complex chiral structure. This compound is of critical importance in the synthesis of novel antifungal agents, serving as a key building block for active pharmaceutical ingredients (APIs). It is primarily required by pharmaceutical R&D laboratories and manufacturing facilities engaged in the development and production of next-generation triazole-based therapeutics.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon in the multi-step synthesis of potent systemic antifungal drugs.
• Antifungal API Development: Serves as a core structural component for developing new triazole-class antifungal agents targeting fungal cytochrome P450 enzymes.
• Biochemical Research: Used in studies investigating structure-activity relationships (SAR) of triazole derivatives and their mechanism of action.
• Process Chemistry & Scale-Up: Employed in process optimization and pilot-scale production for antifungal drug candidates.
• Reference Standard: Utilized as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of specialized antifungal medications.

Basic Information

Product Name	(2R,3S/2S,3R)-2-(2,4-Difluorophenyl)-3-(5-Fluoro-4-Pyrimidinyl)-1-(1H-1,2,4-Triazol-1-Yl)-2-Butanol
CAS No.	114596-71-3
Molecular Formula	C16H14F3N5O
Molecular Weight	349.31 g/mol
Synonyms	2-(2,4-Difluorophenyl)-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol (racemic mixture); Fluconazole Intermediate; Antifungal Intermediate; 1H-1,2,4-Triazole-1-ethanol derivative; Difluorophenyl Fluoropyrimidinyl Triazolyl Butanol; (R*,S*)/(S*,R*)-Isomer mixture; 114596-71-3 (CAS Name).
EINECS	Contact for details

Quality Control

Our (2R,3S/2S,3R)-2-(2,4-Difluorophenyl)-3-(5-Fluoro-4-Pyrimidinyl)-1-(1H-1,2,4-Triazol-1-Yl)-2-Butanol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the stringent specifications required for pharmaceutical synthesis. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation. For long-term storage, consider desiccated and temperature-controlled environments.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.5%
Chiral Purity (HPLC)	≥ 99.0% (combined (2R,3S) & (2S,3R) isomers)
Related Substances (HPLC)	Total impurities ≤ 1.0%
Any single unknown impurity	≤ 0.5%
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.