2-Methylpropane
2-Methylpropane, also known as Isobutane, with CAS number 75-28-5 and linear formula (CH3)3CH, is a highly flammable alkane gas. It possesses a molecular weight of 58.12 g/mol. This compound is primarily utilised as a propellant in aerosol products, a refrigerant, and a feedstock in chemical synthesis. Its applications span various industrial sectors due to its specific physical and chemical properties.
- IUPAC
- Isobutane
- Synonyms
- IsobutaneTrimethylmethane
Aerosol Propellant
2-Methylpropane serves as an effective propellant in various aerosol formulations, enabling the dispensing of products such as personal care items and household sprays. Its high vapour pressure makes it suitable for this application.
Refrigerant
In refrigeration systems, 2-Methylpropane (R-600a) is employed as a refrigerant. It is valued for its low environmental impact compared to older refrigerants, contributing to energy efficiency in cooling appliances.
Chemical Synthesis Feedstock
This compound acts as a valuable feedstock and intermediate in the synthesis of various organic chemicals. It is used in processes requiring branched alkane functionalities for further chemical transformations.
Specialty Gas
2-Methylpropane is supplied as a specialty gas for laboratory and industrial applications requiring a high-purity reagent. It is used in calibration mixtures and specific analytical procedures.
| Molecular weight | 58.12 |
|---|---|
| Linear formula | (CH3)3CH |
| Assay | 99.995% |
| Boiling point | −12 °C(lit.) |
| Density | 2.064 g/mL at 25 °C(lit.) |
| Vapour pressure | 72.2 psi (37.7 °C) |
| Vapour density | 2.01 (21 °C, vs air) |
| Melting point | −160 °C(lit.) |
| Autoignition temp | 860 °F |
Hazard statements
- H220Extremely flammable gas
- H280Contains gas under pressure; may explode if heated
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P410Protect from sunlight
| Protective equipment | Eyeshields, Faceshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | -83 °C / -117.4 °F |
| Transport (UN / ADR) | UN 1969 2.1 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F+ |
| Risk statements (R) | 12 |
| Safety statements (S) | 9-16 |
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-Methylpropane used for?
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2-Methylpropane is used as an aerosol propellant, a refrigerant (R-600a), a feedstock in chemical synthesis, and as a specialty gas for various industrial and laboratory applications.
What is the CAS number and chemical formula for 2-Methylpropane?
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The CAS number for 2-Methylpropane is 75-28-5, and its linear formula is (CH3)3CH. Its molecular weight is 58.12 g/mol.
What grade and purity does Tech Serve Solutions supply for 2-Methylpropane?
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Tech Serve Solutions supplies 2-Methylpropane with an assay of 99.995%. This product is intended for chemical synthesis and research applications; it is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Methylpropane be handled safely?
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2-Methylpropane is extremely flammable (H220) and can cause gas under pressure (H280). Handle with appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator. Keep away from heat, hot surfaces, sparks, open flames, and other ignition sources. Store in a well-ventilated place.
Is 2-Methylpropane exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of 2-Methylpropane.
How can I request a quote or sample for 2-Methylpropane?
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To request a quote or a sample of 2-Methylpropane, please contact our sales team through the website or call us directly. Specify the required quantity and delivery location.
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