12-Hydroxydodecanoic acid
12-Hydroxydodecanoic acid (CAS 505-95-3) is a hydroxylated fatty acid with the linear formula HO(CH 2)11COOH and a molecular weight of 216.32 g/mol. This organic compound serves as a valuable building block in chemical synthesis. It is primarily utilized in the creation of advanced polymeric materials, such as polyesters, and finds application in various organic synthesis pathways where its dual functionality (hydroxyl and carboxyl groups) is advantageous.
- IUPAC
- 12-Hydroxylauric acid
- Synonyms
- 12-Hydroxylauric acid

Polymer Synthesis
12-Hydroxydodecanoic acid is employed in the synthesis of polyesters. For example, it has been used to prepare high molecular weight poly[(12-hydroxydodecanoate)-co-(12-hydroxystearate)] samples.
Organic Building Block
As a difunctional molecule, it acts as a versatile intermediate in organic synthesis. Its structure allows for various chemical modifications, making it useful for creating complex molecules.
Specialty Chemical Intermediate
This compound functions as an intermediate in the production of various specialty chemicals. Its specific hydroxyl and carboxylic acid functionalities are key to its reactivity in targeted chemical processes.
| Molecular weight | 216.32 |
|---|---|
| Linear formula | HO(CH2)11COOH |
| Assay | 97% |
| Application | 12-Hydroxydodecanoic acid was used in the synthesis of high molecular weight poly[(12-hydroxydodecanoate)-co-(12-hydroxystearate)] [poly(12HD-co-12HS)] samples with variable monomer ratios using methyl 12-hydroxystearate1. |
| Melting point | 85-88 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 12-Hydroxydodecanoic acid used for?
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12-Hydroxydodecanoic acid is used as a building block in chemical synthesis, particularly for creating polymers like polyesters, and as an intermediate in the production of specialty chemicals.
What are the CAS number and formula for 12-Hydroxydodecanoic acid?
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The CAS number is 505-95-3, and the linear formula is HO(CH 2)11COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 12-Hydroxydodecanoic acid with an assay of 97%. TSS does not represent this product as USP, BP, or EP grade.
How should 12-Hydroxydodecanoic acid be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified under WGK Germany 3, indicating it is hazardous to water.
Is 12-Hydroxydodecanoic acid a controlled substance?
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Based on the provided data, there is no indication that 12-Hydroxydodecanoic acid is a controlled substance.
How is 12-Hydroxydodecanoic acid packed, shipped, and exported?
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Tech Serve Solutions, as a global supplier and exporter, can provide detailed information on packing, shipping, and export procedures for 12-Hydroxydodecanoic acid upon request.
How can I request a quote or sample of 12-Hydroxydodecanoic acid?
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To request a quote or a sample of 12-Hydroxydodecanoic acid, please contact the TSS sales department through the website or by phone.
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