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Postion:Product Catalog >Organic Chemistry>Alcohols,Phenols,Phenol alcohols>cyclitols>Glycolaldehyde dimer
Glycolaldehyde dimer
  • Glycolaldehyde dimer
  • Glycolaldehyde dimer
  • Glycolaldehyde dimer
  • Glycolaldehyde dimer
  • Glycolaldehyde dimer

Glycolaldehyde dimer NEW

Price Get Latest Price
Package 1kg 25kg
Min. Order: 1kg
Supply Ability: 100kg
Update Time: 2026-06-27

Product Details

Product Name: Glycolaldehyde dimer CAS No.: 23147-58-2
EC-No.: 607-202-3 Min. Order: 1kg
Purity: 95% Supply Ability: 100kg
Release date: 2026/06/27

Glycolaldehyde dimer refers to a molecular structure formed by the combination of two glycolaldehyde (C?H?O?) molecules. Below is a detailed breakdown of its chemistry, structure, and significance:

1. Basic Information

  • Glycolaldehyde: The simplest aldose sugar (a 2-carbon molecule), with the formula HOCH?–CHO. It contains both a hydroxyl (–OH) and an aldehyde (–CHO) group.

  • Dimer Formation: Two glycolaldehyde molecules can link via condensation reactions, forming a dimer.

2. Common Dimer Structures

(a) Cyclic Dimer (1,4-Dioxane-2,5-diol)

  • Structure:

  • Two glycolaldehyde molecules undergo cyclization by forming hemiacetal bonds.

    Resulting in a 6-membered ring (1,4-dioxane backbone) with hydroxyl groups at positions 2 and 5.

    Formula: C?H?O?.

  • Conditions: Occurs in aqueous solutions or under mild heating.

(b) Linear Dimer (HOCH?–CHO–CH?OH)

  • Structure:

  • Aldehyde groups react with hydroxyl groups of adjacent molecules, forming ether (–O–) or ester (–COO–) linkages.

    Less common compared to cyclic forms.

3. Key Properties

PropertyDetails
SolubilityHighly soluble in water and polar solvents.
StabilityCyclic dimer is more stable; linear forms may decompose under heat/acid.
ReactivityActs as a precursor in prebiotic chemistry (e.g., sugar formation in space).

4. Formation Mechanism

Hemiacetal Formation:

    • The aldehyde (–CHO) of one glycolaldehyde reacts with the hydroxyl (–OH) of another.

    • Releases a water molecule (H?O), forming a cyclic hemiacetal structure.

    • Example:

      2 HOCH2–CHOCyclic dimer+H2O2 HOCH2–CHO→Cyclic dimer+H2O

      Polymerization:

    • In concentrated solutions or under catalytic conditions, glycolaldehyde can form longer oligomers (e.g., tetroses, pentoses).

5. Significance in Chemistry

  • Prebiotic Chemistry:

  • Glycolaldehyde and its dimer are considered key molecules in the origin of life, as they can form ribose (a component of RNA) via formose-like reactions.

    Detected in interstellar molecular clouds (e.g., Sagittarius B2) by radio telescopes.

  • Industrial Use:

  • Intermediate in the synthesis of biodegradable polymers (e.g., polyglycolic acid).

    Used in crosslinking agents for resins.

6. Detection and Analysis

  • Spectroscopy:

  • Identified via NMR (nuclear magnetic resonance) and IR (infrared spectroscopy) for characteristic hemiacetal peaks.

  • Mass Spectrometry:

  • Molecular ion peaks at m/z 120 (C?H?O?).

7. Safety Notes

  • Handling: Non-toxic but may cause mild irritation. Store in cool, dry conditions.

  • Environmental Impact: Biodegradable under aerobic conditions.

Summary

The glycolaldehyde dimer is a cyclic or linear structure formed by the condensation of two glycolaldehyde molecules. It plays a pivotal role in prebiotic chemistry and industrial applications, serving as a stepping stone to complex sugars and polymers. Its stability and reactivity make it a subject of interest in both astrobiology and synthetic chemistry.

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Article illustration

Article illustration

Company Profile Introduction

Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing the products of our own company and affiliated enterprises, are the members of Hubei E-commerce Chamber. Our company has professional persons who major in chemical R&D and sicentific management, supply fine chemical products with high quality and close service, also supply custom-tailored products according to our clients' requirement. We have a positive and self-motivated management work team with a common philosophy, caring and commitment through teamwork, our team strive to achieve success in delighting our clients and ourselves. Since Wuhan Fortuna Chemical Co., Ltd founded, we continuously innovate our products and improve our service, sales network. Hence, we initiate the first sale mode on net in China, which is the retail trade of small package bring along wholesale of diversified management modes. Our products are exported widely to South Korea, Vietnam, Australia, Europe and South America, highly recommended by our clients.We insist on the management creed “Market is our compass, Quality is our life, Credit is our soul”. Clients’ trust is our forward powder, their satisfaction is our struggling goal.

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  • Since: 2006-04-03
  • Address: Room 2015, No.2 Building Kaixin Mansion, No.107 Jinqiao Ave, Wuhan, China
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