Description

1,3-Dihydroxyacetone Dimer is a stable, solid form of the keto-triose sugar dihydroxyacetone (DHA). This compound is a crucial intermediate and precursor in the synthesis of fine chemicals, pharmaceuticals, and cosmetic ingredients. It is primarily sought after by manufacturers in the personal care, pharmaceutical, and specialty chemical industries for its role as a key building block in organic synthesis and as the active ingredient in sunless tanning formulations.

Application

• Sunless Tanning Agent: The primary commercial application is as the active ingredient in self-tanning lotions, sprays, and creams, where it reacts with amino acids in the skin to produce a temporary brown color.
• Pharmaceutical Intermediate: Serves as a vital chiral building block for the synthesis of various pharmaceuticals, including antiviral drugs and complex sugar-based molecules.
• Chemical Synthesis: Used as a precursor in organic chemistry for the production of surfactants, polymers, and other fine chemicals.
• Biochemical Research: Employed as a substrate in enzymatic studies and metabolic pathway research due to its role in carbohydrate metabolism.
• Cosmetic Additive: Functions in cosmetic formulations beyond self-tanners, such as in skin-conditioning products.
• Food Additive Precursor: Can be used in the synthesis of certain food additives and flavoring agents.

Basic Information

Product Name	1,3-Dihydroxyacetone Dimer
CAS No.	26776-70-5
Molecular Formula	C6H12O6
Molecular Weight	180.16 g/mol
Synonyms	Dihydroxyacetone Dimer; 1,3-Dihydroxy-2-propanone Dimer; DHA Dimer; Oxantin; Dihydroxyacetone (dimeric form); Glycerone Dimer; 2,5-Bis(hydroxymethyl)-1,4-dioxane-2,5-diol
EINECS	Contact for details

Quality Control

Our 1,3-Dihydroxyacetone Dimer is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for cosmetic and pharmaceutical applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment. We can supply grades compliant with relevant cosmetic (CTFA) and pharmaceutical (USP/EP) monographs upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and decomposition. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Melting Point	75 - 85 °C
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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