Description

1,2-Pentanediol CAS NO 5343-92-0 is a versatile diol compound valued for its dual hydroxyl functionality, excellent solvency, and humectant properties. This clear, colorless liquid is a crucial intermediate and functional ingredient in high-performance formulations, offering a favorable balance of hydrophilicity and lipophilicity. It is essential for manufacturers in the cosmetics, pharmaceuticals, and industrial chemical sectors seeking reliable, high-purity raw materials for synthesis and product enhancement.

Application

The unique properties of 1,2-Pentanediol make it suitable for a wide range of industrial and commercial applications:

• Cosmetics & Personal Care: Acts as an effective humectant, solvent, and viscosity modifier in skin creams, lotions, serums, and sunscreen formulations.
• Pharmaceuticals: Serves as a co-solvent, penetration enhancer, and stabilizer in topical drug delivery systems and liquid preparations.
• Chemical Synthesis: A valuable building block for producing polyesters, plasticizers, and other specialty polymers.
• Industrial Coatings & Inks: Functions as a coalescing agent and solvent modifier, improving film formation and application properties.
• Cleaning & Disinfection: Used as a solvent and carrier in hard surface cleaners and disinfectant solutions for enhanced efficacy.
• Agrochemicals: Employed as a formulation aid in pesticides and herbicides to improve stability and foliar adhesion.

Basic Information

Product Name	1,2-Pentanediol
CAS No.	5343-92-0
Molecular Formula	C5H12O2
Molecular Weight	104.15 g/mol
Synonyms	1,2-Dihydroxypentane; Pentylene Glycol; 1,2-Pentyleneglycol; 2-Hydroxypentyl Alcohol; 1-Methyl-1,2-butanediol; (±)-1,2-Pentanediol; DL-1,2-Pentanediol
EINECS	226-285-3

Quality Control

Our 1,2-Pentanediol is manufactured under a strict quality management system to ensure batch-to-batch consistency and reliability. We provide comprehensive quality documentation, including Certificates of Analysis (COA) that detail purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles and relevant industry standards to meet the stringent requirements of our global B2B clientele.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.435 - 1.445
Specific Gravity (20/20°C)	0.970 - 0.980
Color (APHA)	≤ 20

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