Description

1-Phenoxy-2,3-Butanediol is a versatile glycol ether derivative characterized by its aromatic phenoxy group and vicinal diol functionality. This unique structure makes it a valuable intermediate and functional additive in advanced chemical synthesis. It is particularly sought after by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring controlled reactivity and solvency.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring chiral diol motifs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the phenoxy group imparts specific biological activity.
• Polymer Plasticizer & Modifier: Acts as a co-monomer or plasticizing agent to enhance the flexibility and processing characteristics of specialty resins and coatings.
• Solvent & Coupling Agent: Functions as a high-boiling-point solvent and coupling agent in industrial formulations, inks, and dye systems.
• Chemical Research & Development: Employed as a reagent in organic synthesis for introducing protected diol units or as a chiral auxiliary in asymmetric reactions.
• Cosmetic & Personal Care Formulations: Used as a humectant or solvent in high-performance cosmetic products, leveraging its glycol properties.

Basic Information

Product Name	1-Phenoxy-2,3-Butanediol
CAS No.	64039-44-7
Molecular Formula	C10H14O3
Molecular Weight	182.22 g/mol
Synonyms	1-Phenoxybutane-2,3-diol; 2,3-Dihydroxybutyl phenyl ether; Phenoxybutanediol; Butane-1-phenoxy-2,3-diol; 1-Phenoxy-2,3-dihydroxybutane; (2,3-Dihydroxybutoxy)benzene; α-Phenoxybutane-2,3-diol
EINECS	Contact for details

Quality Control

Our 1-Phenoxy-2,3-Butanediol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical specifications. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical applications.

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 product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to minimize exposure to atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Rotation (if chiral)	Contact for details
Residue on Ignition	≤ 0.1%

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