What is the CAS number of 100 42 5?
The CAS number 100-42-5 is Styrene, a chemical compound also known as vinylbenzene or phenylethylene. Styrene (CAS 100-42-5) is an organic compound with the chemical formula C6H5CH=CH2. Its structure consists of a vinyl group as substituent on benzene. It is a colorless, oily liquid, although aged samples can appear yellowish. Styrene Monomer is widely used in the manufacture of resins, plastics, and latices/emulsion polymers by both batch and continuous mass polymerization; by solution, suspension, and emulsion processes.
What Are The Properties Of CAS number 100 42 5?
|
Appearance |
Colorless to yellowish light oily liquid |
|
Boiling Point, °C |
145 |
|
Density, g/cm3 |
0.910 - 0.911 |
|
Flash Point, °C |
31 |
|
Melting point, °C |
-31 |
|
Molecular weight, g/mol |
104.15 |
|
Odor |
Aromatic odor |
|
Purity, % |
99.90 |
|
Refractive index, n20/D |
1.5469 |

What is (CAS number 100-42-5) Styrene Used for?
CAS 100-42-5 Styrene's main use is as a monomer for producing polymeric materials. The most significant products include:
- Polystyrene (PS)
- High Impact Polystyrene (HIPS)
- Expanded Polystyrene (EPS) & Extruded Polystyrene (XPS)
- Acrylonitrile Butadiene Styrene (ABS)
Styrene-Acrylonitrile (SAN)
Synthetic Rubbers:
- Styrene-Butadiene Rubber (SBR)
- Styrene Butadiene Latex (SBL)
- Unsaturated Polyester Resins (UPR)
where to buy Styrene CAS 100-42-5 ?
Gneebio is a leading supplier of Styrene Monomer Liquid. We guarantee consistent quality, competitive pricing, and reliable global shipping to keep your operations running smoothly. For a tailored quote and product specifications, contact us today to discuss your requirements.
about us
Henan Gneebio was established in 2016, adhering to thecorporate philosophy of "global chemical raw material supplier" and focusing on high-quality chemical industries. The company primarily deals chemical raw materials, such as dichloromethane; methyl sulfoxide DMSO (industrial and pharmaceutical grade); ethylene glycol (MEG); p-Xylene, etc.
All our chemical productshave obtained international certifications including REACH, ISO, FMQS, HALAL, andHalal certification, ensuring quality and global recognition, We have warehouses in coreports such as Qingdao, Tianiin, and Shanghai, with a 15-day express delivery service.
Packaging
|
Package |
Quantity/20'FCL |
|
160KGS Drum |
12.8MTS |
|
800KGS IBC Drum |
16MTS |
|
IOS Tank |
18.5MTS |


