trans-2-Hexenoic acid
trans-2-Hexenoic acid (CAS: 13419-69-7) is a C6 unsaturated carboxylic acid with the linear formula CH3CH2CH2CH=CHCO2H and a molecular weight of 114.14 g/mol. This compound is a valuable building block in organic synthesis, particularly within the carbonyl and carboxylic acid classes. It serves as an intermediate for creating more complex molecules. Available from Tech Serve Solutions at a minimum assay of 99%, it is suitable for research and chemical synthesis applications.

Organic Synthesis Intermediate
trans-2-Hexenoic acid acts as a key intermediate in the synthesis of various organic compounds. Its carboxylic acid and alkene functionalities allow for diverse chemical transformations.
Chemical Research
As a well-defined carboxylic acid, it is utilised in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities.
Building Block for Complex Molecules
The compound serves as a foundational C6 building block, contributing to the construction of larger and more intricate molecular structures in multi-step synthetic processes.
| Molecular weight | 114.14 |
|---|---|
| Linear formula | CH3CH2CH2CH=CHCO2H |
| Assay | 99% |
| Boiling point | 217 °C(lit.) |
| Density | 0.965 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.438(lit.) |
| Vapour density | >1 (vs air) |
| Melting point | 33-35 °C(lit.) |
| Storage temperature | 2-8°C |

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 | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3260 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 trans-2-Hexenoic acid used for?
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trans-2-Hexenoic acid is primarily used as a building block in organic synthesis and for chemical research purposes, serving as an intermediate in the creation of more complex molecules.
What are the CAS number and chemical formula for trans-2-Hexenoic acid?
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The CAS number for trans-2-Hexenoic acid is 13419-69-7, and its linear chemical formula is CH3CH2CH2CH=CHCO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-2-Hexenoic acid at an assay of 99%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade; it is supplied for research and chemical synthesis.
What are the primary safety concerns when handling trans-2-Hexenoic acid?
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trans-2-Hexenoic acid is classified as Danger with hazard statement H314, indicating it causes severe skin burns and eye damage. Appropriate personal protective equipment, including chemical-resistant gloves, eye protection (eyeshields, face shield), and respiratory protection, must be used. Handle in a well-ventilated area.
How is trans-2-Hexenoic acid packed, shipped, and exported?
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trans-2-Hexenoic acid is packed according to UN 3260 regulations for corrosive solids or liquids, assigned to Packing Group II. We export globally, adhering to all relevant international shipping and customs regulations.
How can I request a sample or quote for trans-2-Hexenoic acid?
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To request a sample or obtain a quote for trans-2-Hexenoic acid, please contact our sales department through the website or by calling our main office. Please specify the quantity required.
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