Butyl Methacrylate
CAS Number: 97-88-1
Chemical Formula: C8H14O2
Synonyms:
2-Methyl-2-propenoic acid butyl ester
Butyl Methacrylate BMA
Butyl Methacrylate, stabilized with MEHQ
Appearance: Clear Liquid
HS Code: 29161490
MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)
Butyl methacrylate (BMA) is an organic compound with the formula C4H9O2CC(CH3)=CH2. It is a colorless liquid and a widely used monomer for manufacturing methacrylate polymers. It is commonly polymerized via free‑radical reactions.
Butyl methacrylate is a flexible, plasticizing methacrylate monomer that serves as a key component in numerous copolymer formulations.
Parameters
| Parameter | Value |
| Melting point | -75 °C |
| Boiling point | 162-165 °C (lit.) |
| density | 0.894 g/mL at 25 °C (lit.) |
| vapor density | 4.91 (15 °C, vs air) |
| vapor pressure | 2 mm Hg (20 °C) |
| refractive index | n20/D 1.423 (lit.) |
| Fp | 123 °F |
| storage temp. | Store below +30°C. |
| solubility | 0.36 g/L |
| form | Liquid |
| color | Clear |
| Odor | Moderate acrylate. |
| explosive limit | 2.00-8.00% (V) |
| Water Solubility | 3 g/L (20 ºC) |
| BRN | 773960 |
| Exposure limits | ACGIH: TWA 5 mg/m3; NIOSH: TWA 5 mg/m3 |
| Stability | Stable (may polymerize without stabilizers; usually stabilized with HQME). Incompatible with strong reducing agents, strong oxidizing agents. Flammable. Reacts with water at high or low pH. |
| InChIKey | SOGAXMICEFXMKE-UHFFFAOYSA-N |
| LogP | 3 at 25℃ |
| CAS DataBase Reference | 97-88-1 (CAS DataBase Reference) |
| NIST Chemistry Reference | Butyl methacrylate (97-88-1) |
| EPA Substance Registry System | Butyl methacrylate (97-88-1) |
Safety Information
| Item | Details |
| Hazard Codes | Xi |
| Risk Statements | 10-36/37/38-43 |
| Safety Statements | 16-36/37/39-26 |
| RIDADR | UN 2227 3/PG 3 |
| WGK Germany | 1 |
| RTECS | OZ3675000 |
| Autoignition Temperature | 562 °F |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | III |
| HS Code | 29161490 |
| Hazardous Substances Data | 97-88-1 (Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: > 2000 mg/kg; LD50 dermal Rabbit > 2000 mg/kg |
Product Application
n‑Butyl methacrylate is used as a monomer for resins, solvent coatings, adhesives, oil additives, and emulsions for textiles, leather, and paper finishing. It is also applied in contact lens production, dental resins, oil‑soluble pesticides, acrylic surface coatings, and copolymers such as paraffin embedding media.
Fast delivery time
Inventory: 2–3 working days.
New production: 7–10 working days.
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