2,3,3-Trimethyl-1-butene
2,3,3-Trimethyl-1-butene (CAS 594-56-9) is a branched alkene with the molecular formula C7H14 and a molecular weight of 98.19 g/mol. This acyclic hydrocarbon serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and the development of new organic compounds, owing to its reactive double bond. TSS supplies this chemical with a purity of 98%.
- Synonyms
- 594-56-9, (CH3)3CC(CH3)=CH2

Organic Synthesis Intermediate
2,3,3-Trimethyl-1-butene acts as a versatile intermediate in the synthesis of more complex organic molecules. Its olefinic structure readily participates in various addition reactions, making it useful for constructing carbon frameworks in research settings.
Research and Development
This compound is employed in laboratory settings for academic and industrial research. It is used to explore new synthetic pathways and to investigate the properties of novel chemical structures derived from alkenes.
Building Block for Specialty Chemicals
As an organic building block, 2,3,3-Trimethyl-1-butene can be a precursor for specialty chemicals. Its unique branched structure can impart specific properties to target molecules in niche applications.
| Molecular weight | 98.19 |
|---|---|
| Linear formula | (CH3)3CC(CH3)=CH2 |
| Assay | 98% |
| Boiling point | 78-80 °C(lit.) |
| Density | 0.705 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.402(lit.) |
| Vapour pressure | 190 mmHg (37.7 °C) |
| Vapour density | 3.39 (vs air) |
| Autoignition temp | 707 °F |


Hazard statements
- H225Highly flammable liquid and vapour
- 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
- 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 | -17 °C / 1.4 °F |
| Transport (UN / ADR) | UN 3295BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 16-26-36/37/39 |
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 2,3,3-Trimethyl-1-butene used for?
+
2,3,3-Trimethyl-1-butene is used as a building block in organic synthesis and for research and development purposes in chemical laboratories. It serves as an intermediate for creating more complex organic molecules.
What are the CAS number and formula for 2,3,3-Trimethyl-1-butene?
+
The CAS number for 2,3,3-Trimethyl-1-butene is 594-56-9. The linear formula is (CH3)3CC(CH3)=CH2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2,3,3-Trimethyl-1-butene with an assay of 98%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
What are the main safety hazards associated with 2,3,3-Trimethyl-1-butene?
+
2,3,3-Trimethyl-1-butene is a highly flammable liquid and vapour (H225). It can cause skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, must be used when handling this chemical.
How is 2,3,3-Trimethyl-1-butene packed, shipped, and exported?
+
2,3,3-Trimethyl-1-butene is packed and shipped in compliance with international regulations for hazardous materials, classified under UN 3295BF 3 / PGII. Tech Serve Solutions exports chemicals globally, adhering to all relevant transport and customs requirements.
How can I request a sample or a quote for 2,3,3-Trimethyl-1-butene?
+
To request a sample or obtain a quotation for 2,3,3-Trimethyl-1-butene, please contact our sales team via the website or by telephone. Please specify the quantity and your delivery location.
▶ 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