5-Hexenoic acid
5-Hexenoic acid (CAS: 1577-22-6), a six-carbon unsaturated carboxylic acid with formula H2C=CH(CH2)3CO2H, possesses a molecular weight of 114.14 g/mol. This organic compound serves as a valuable building block in chemical synthesis. Its terminal alkene and carboxylic acid functional groups allow for diverse chemical transformations, making it a useful intermediate in the development of more complex molecules and materials. Available from Tech Serve Solutions with 98% purity.

Organic Synthesis Intermediate
5-Hexenoic acid is employed as a fundamental building block in organic synthesis. Its dual functionality allows for participation in reactions such as esterification, amidation, and various addition reactions across the double bond.
Polymer Science Research
The terminal vinyl group in 5-Hexenoic acid enables its potential use in polymerization studies. It can act as a monomer or co-monomer to introduce carboxylic acid functionality into polymer chains.
Pharmaceutical Intermediate Development
This compound can be utilized in the multi-step synthesis of pharmaceutical intermediates. The reactive carboxylic acid and alkene moieties provide strategic points for molecular elaboration.
| Molecular weight | 114.14 |
|---|---|
| Linear formula | H2C=CH(CH2)3CO2H |
| Assay | 98% |
| Boiling point | 105 °C/15 mmHg(lit.) |
| Density | 0.961 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.435(lit.) |

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 | 104 °C / 219.2 °F |
| Transport (UN / ADR) | UN 3265 8 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-36/37/39-45 |
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 5-Hexenoic acid used for?
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5-Hexenoic acid is primarily used as an organic building block in chemical synthesis, including the development of pharmaceutical intermediates and in polymer science research.
What is the CAS number and chemical formula for 5-Hexenoic acid?
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The CAS number for 5-Hexenoic acid is 1577-22-6, and its chemical formula is H2C=CH(CH2)3CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Hexenoic acid at a purity of 98%. This is a technical grade suitable for research and synthesis purposes; it is not supplied as USP, BP, or EP grade.
What are the primary hazards associated with 5-Hexenoic acid?
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5-Hexenoic acid is classified as Danger (GHS05) and carries hazard statement H314, indicating it causes severe skin burns and eye damage. Appropriate personal protective equipment, including gloves, goggles, and face shields, must be worn when handling this chemical.
How is 5-Hexenoic acid packed and shipped?
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As a supplier and exporter of fine chemicals, Tech Serve Solutions adheres to stringent international shipping regulations for hazardous materials like 5-Hexenoic acid (UN 3265, Class 8, PG III).
How can I request a quote or sample?
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To request a quote or a sample of 5-Hexenoic acid, please use the contact form on the Tech Serve Solutions website or contact our sales department directly.
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