trans-2-Heptene
Trans-2-Heptene (CAS: 14686-13-6) is an acyclic alkene with the molecular formula CH3(CH2)3CH=CHCH3 and a molecular weight of 98.19 g/mol. This clear liquid is commonly employed as a building block in organic synthesis and chemical research. Its specific chemical structure lends itself to various reactions within the field of organic chemistry, making it a useful reagent for developing new compounds and materials. Supplied by TSS with an assay of 99%.

Organic Synthesis Reagent
Trans-2-Heptene serves as a versatile intermediate in the synthesis of more complex organic molecules. It is valuable for introducing specific alkenyl functionalities into target compounds during multi-step reaction sequences.
Chemical Research and Development
This compound is utilised in R&D settings for exploring novel chemical reactions and developing new synthetic methodologies. Its defined structure makes it suitable for mechanistic studies and the preparation of reference standards.
Building Block for Fine Chemicals
As an organic building block, trans-2-heptene can be incorporated into the framework of various fine chemicals, contributing to the creation of specialised products with tailored properties.
| Molecular weight | 98.19 |
|---|---|
| Linear formula | CH3(CH2)3CH=CHCH3 |
| Assay | 99% |
| Boiling point | 98 °C(lit.) |
| Density | 0.701 g/mL at 25 °C(lit.)0.705 g/mL at 25 °C |
| Refractive index | n20/D 1.404(lit.)n20/D 1.405 |
| Vapour pressure | 88 mmHg (37.7 °C) |



Hazard statements
- H225Highly flammable liquid and vapour
- H304May be fatal if swallowed and enters airways
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
- P331Do NOT induce vomiting
| Flash point | -3 °C / 26.6 °F |
|---|---|
| Transport (UN / ADR) | UN 3295BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-36/37/38-65 |
| Safety statements (S) | 16-26-36-62 |
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-Heptene used for?
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Trans-2-Heptene is primarily used as a building block in organic synthesis and in chemical research and development to create more complex organic molecules and explore new synthetic pathways.
What are the CAS number and chemical formula for trans-2-Heptene?
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The CAS number for trans-2-Heptene is 14686-13-6, and its linear chemical formula is CH3(CH2)3CH=CHCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-2-Heptene with a minimum purity of 99% assay. This product is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should trans-2-Heptene be handled safely?
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Trans-2-Heptene is a highly flammable liquid and vapour (H225) and may be fatal if swallowed and enters airways (H304). It can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area, away from ignition sources.
How is trans-2-Heptene packaged and shipped?
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Trans-2-Heptene is packaged in compliance with transportation regulations for hazardous materials. As a global supplier and exporter, TSS ensures appropriate labelling and documentation for international shipments.
How can I request a quote or sample for trans-2-Heptene?
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To request a quote or a sample of trans-2-Heptene, please contact the TSS sales department via the website or by phone, providing your specific requirements and shipping details.
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