Ethyl 2-cyano-3-methyl-2-butenoate
Ethyl 2-cyano-3-methyl-2-butenoate (CAS: 759-58-0) is an organic compound with the linear formula (CH3)2C=C(CN)CO2C2H5 and a molecular weight of 153.18 g/mol. This ester, featuring nitrile and alkene functionalities, serves as a valuable intermediate in organic synthesis. Its reactivity makes it suitable for constructing more complex molecular architectures in various chemical research and development settings.

Organic Synthesis Intermediate
Ethyl 2-cyano-3-methyl-2-butenoate is employed as a versatile building block in the synthesis of diverse organic molecules. Its functional groups allow for participation in various addition and condensation reactions.
Research and Development
This compound is utilised in academic and industrial research laboratories for the development of novel chemical entities and synthetic methodologies. It facilitates exploration in areas requiring cyano-ester derivatives.
Fine Chemical Production
It serves as a key precursor in the multi-step synthesis of fine chemicals, where precise structural incorporation is critical for downstream applications in materials science or specialty chemicals.
| Molecular weight | 153.18 |
|---|---|
| Linear formula | (CH3)2C=C(CN)CO2C2H5 |
| Assay | 97% |
| Boiling point | 98-99 °C/1 mmHg(lit.) |
| Density | 1.014 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.464(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 107 °C / 224.6 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-37/39 |
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 2-cyano-3-methyl-2-butenoate used for?
+
Ethyl 2-cyano-3-methyl-2-butenoate is primarily used as an intermediate in organic synthesis and in chemical research and development for constructing complex organic molecules.
What are the CAS number and linear formula for Ethyl 2-cyano-3-methyl-2-butenoate?
+
The CAS number is 759-58-0, and the linear formula is (CH3)2C=C(CN)CO2C2H5.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Ethyl 2-cyano-3-methyl-2-butenoate with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling Ethyl 2-cyano-3-methyl-2-butenoate?
+
This compound is a Warning substance with hazards including harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation. Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Handle in a well-ventilated area.
Is Ethyl 2-cyano-3-methyl-2-butenoate available for export?
+
Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Ethyl 2-cyano-3-methyl-2-butenoate, and can facilitate international shipments.
How can I request a sample or quote for Ethyl 2-cyano-3-methyl-2-butenoate?
+
To request a sample or a quote, please contact our sales department through the website or call us directly. Our team will be pleased to assist you with your inquiry.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis