Description

2-Methylbutane-1,3-Diol is a versatile branched-chain diol with unique solvent and chemical intermediate properties. This compound is valued for its ability to act as a humectant and a low-volatility solvent, offering performance advantages in demanding formulations. It serves as a critical building block and functional additive for manufacturers in the cosmetics, pharmaceuticals, coatings, and specialty chemical industries.

Application

• Cosmetic & Personal Care Formulations: Used as a humectant and solvent in skin creams, lotions, and hair care products for its moisture-retention properties.
• Pharmaceutical Intermediates: Serves as a chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Polymer & Resin Production: Acts as a monomer or chain extender in the manufacture of polyesters, polyurethanes, and alkyd resins.
• Coatings & Inks: Functions as a high-boiling, low-odor solvent and flow improver in industrial coatings, printing inks, and adhesives.
• Chemical Synthesis: Employed as a starting material or intermediate for producing plasticizers, lubricants, and other specialty esters.
• Flavor & Fragrance Industry: Utilized in the synthesis of aroma chemicals and as a solvent for flavor concentrates.

Basic Information

Product Name	2-Methylbutane-1,3-Diol
CAS No.	684-84-4
Molecular Formula	C5H12O2
Molecular Weight	104.15 g/mol
Synonyms	2-Methyl-1,3-butanediol; 2-Methylbutane-1,3-diol; 1,3-Dihydroxy-2-methylbutane; 2-Methylbutylene glycol; 2-Methyl-1,3-butylene glycol; 2-Methylbutanediol-1,3; 2-Methylbutane-1,3-diol (primary name)
EINECS	211-681-0

Quality Control

Our 2-Methylbutane-1,3-Diol is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your specifications.

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); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.980 - 1.010
Refractive Index (20°C)	1.435 - 1.445

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