Ethyl 4-methyl-4-pentenoate
Ethyl 4-methyl-4-pentenoate (CAS: 4911-54-0), with the molecular formula C8H14O2 and a molar mass of 142.20 g/mol, is a versatile organic compound. This ester features a terminal double bond and a carbonyl group, making it a useful building block in organic synthesis. It serves as a key intermediate in the production of various chemical entities and is employed in research and development settings for novel compound creation.

Organic Synthesis Intermediate
Ethyl 4-methyl-4-pentenoate is utilised as a fundamental building block in multi-step organic syntheses. Its reactive functional groups allow for diverse chemical transformations, enabling the construction of more complex molecules.
Research and Development
In R&D environments, this ester is employed to explore new synthetic pathways and develop novel compounds. Its specific structure is valuable for introducing particular carbon skeletons or functional moieties into target molecules.
Fine Chemical Production
The compound finds application in the manufacturing of fine chemicals, where precise molecular architecture is required. It can be a precursor for speciality chemicals used in various industrial sectors.
| Molecular weight | 142.20 |
|---|---|
| Linear formula | H2C=C(CH3)CH2CH2CO2C2H5 |
| Assay | 95% |
| Boiling point | 85 °C/20 mmHg(lit.) |
| Density | 0.891 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.425(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 58 °C / 136.4 °F |
| Transport (UN / ADR) | UN 3272 3 / PGIII |
| 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 Ethyl 4-methyl-4-pentenoate used for?
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Ethyl 4-methyl-4-pentenoate is primarily used as a building block in organic synthesis and in research and development for creating novel chemical compounds.
What are the CAS number and molecular formula for Ethyl 4-methyl-4-pentenoate?
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The CAS number for Ethyl 4-methyl-4-pentenoate is 4911-54-0, and its molecular formula is H2C=C(CH3)CH2CH2CO2C2H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 4-methyl-4-pentenoate with a minimum assay of 95%. This product is not represented as USP, BP, or EP grade.
How should Ethyl 4-methyl-4-pentenoate be handled safely?
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Ethyl 4-methyl-4-pentenoate is a flammable liquid and vapour (H226). Handle with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Store away from heat and ignition sources.
Can Tech Serve Solutions export Ethyl 4-methyl-4-pentenoate?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Ethyl 4-methyl-4-pentenoate.
How can I request a sample or quote for Ethyl 4-methyl-4-pentenoate?
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To request a sample or a quote for Ethyl 4-methyl-4-pentenoate, please contact our sales team through the website or by phone.
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