Diglycolic acid
Diglycolic acid (CAS 110-99-6), with the linear formula O(CH₂COOH)₂, has a molecular weight of 134.09 g/mol. This dicarboxylic acid serves as a valuable building block in organic synthesis. It is recognized for its utility in chemical research and development, particularly in applications such as the preparation of specific crystalline structures from aqueous solutions. Available from Tech Serve Solutions at a minimum purity of 98%, it is suitable for various laboratory and industrial processes.
- IUPAC
- 2,2′-Oxydiacetic acid
- Synonyms
- 2,2′-Oxydiacetic acid

Chemical Synthesis
Diglycolic acid acts as a fundamental building block in organic chemistry, enabling the synthesis of more complex molecules and compounds. Its dicarboxylic acid structure provides reactive sites for various chemical transformations.
Material Science Research
This compound has been utilised in research for the controlled preparation of specific mineral structures, such as needle-like aragonite particles, from aqueous calcium nitrate solutions, demonstrating its role in crystal engineering.
Laboratory Reagent
As a readily available laboratory reagent, diglycolic acid is employed in diverse analytical and synthetic procedures within research and development settings.
| Molecular weight | 134.09 |
|---|---|
| Linear formula | O(CH2COOH)2 |
| Assay | 98% |
| Solubility | ethanol: soluble5%, clear to slightly hazy, colorless to greenish-yellow |
| Application | Diglycolic acid was used in the preparation of needle-like aragonite particles from calcium nitrate aqueous solutions1. |
| Melting point | 140-144 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Diglycolic acid used for?
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Diglycolic acid is primarily used as a building block in organic synthesis and in laboratory research, including the preparation of specific crystalline particles.
What are the CAS number and formula for Diglycolic acid?
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The CAS number for Diglycolic acid is 110-99-6, and its linear formula is O(CH₂COOH)₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diglycolic acid with a minimum assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should Diglycolic acid be handled safely?
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Diglycolic acid is classified with GHS07 symbol and a 'Warning' signal word. It is harmful if swallowed (H302), causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, faceshields, and gloves should be used. Ensure good ventilation.
Is Diglycolic acid a controlled substance?
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The provided data does not indicate that Diglycolic acid is a controlled substance.
How is Diglycolic acid exported and shipped?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, and can facilitate international shipments of Diglycolic acid in compliance with relevant regulations.
How can I request a quote or sample for Diglycolic acid?
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Please contact our sales team via the website to request a quotation or a sample of Diglycolic acid.
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