Adipoyl chloride
Adipoyl chloride (CAS: 111-50-2) is an organic compound with the linear formula ClCO(CH2)4COCl and a molecular weight of 183.03 g/mol. As a reactive acid halide, it is primarily employed as a key building block in organic synthesis. Its difunctional nature makes it valuable for polymerization reactions, particularly in the production of polyamides and polyesters. It serves as an important intermediate for creating diverse organic molecules.
- IUPAC
- Adipyl chloride

Polyamide Synthesis
Adipoyl chloride is a crucial monomer in the synthesis of various polyamides, including nylon 6,6 derivatives. It reacts with diamines to form repeating amide linkages, creating robust polymer chains used in fibres, plastics, and films.
Esterification Reactions
This compound can be used in reactions with diols to produce polyesters. The resultant polyesters find applications in coatings, adhesives, and synthetic fibres due to their desirable physical properties.
Organic Synthesis Intermediate
As a versatile bifunctional electrophile, adipoyl chloride serves as an intermediate for introducing the adipoyl group into various organic molecules. It is used in the preparation of more complex compounds for research and industrial applications.
| Molecular weight | 183.03 |
|---|---|
| Linear formula | ClCO(CH2)4COCl |
| Assay | ≥99.0% (T) |
| Boiling point | 105-107 °C/2 mmHg(lit.) |
| Density | 1.259 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.471(lit.)n20/D 1.472 |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 112 °C / 233.6 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 Adipoyl chloride used for?
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Adipoyl chloride is primarily used as a building block in organic synthesis, particularly for the production of polyamides and polyesters, and as an intermediate for creating complex organic molecules.
What are the CAS number and formula for Adipoyl chloride?
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The CAS number for Adipoyl chloride is 111-50-2, and its linear formula is ClCO(CH2)4COCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Adipoyl chloride with an assay of ≥99.0% (T). This is a technical/research grade product; TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
How should Adipoyl chloride be handled safely?
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Adipoyl chloride is a corrosive substance (H314) that causes severe skin burns and eye damage. Handling requires appropriate personal protective equipment, including full-face respirators, chemical-resistant gloves, goggles, and protective clothing. Always handle in a well-ventilated area, and refer to the Safety Data Sheet for detailed guidance.
How is Adipoyl chloride packaged and exported?
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Adipoyl chloride is classified under UN 3265, Hazard Class 8, Packing Group II. It is carefully packaged according to international shipping regulations for hazardous materials and is available for global export by Tech Serve Solutions.
How can I request a quote or sample?
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To request a quote or a sample of Adipoyl chloride, please contact our sales team via the website or provide your details through the product inquiry form.
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