404594

Methylaluminoxane

10% in toluene

• Linear Formula: [(CH₃)_0.95(n-C₈)H₁₇]_0.05AlO]_n
• CAS Number: 206451-54-9
• UNSPSC Code: 12352103
• NACRES: NA.22

Properties

• vapor pressure: 0.76 mmHg ( 60 °C)
• Quality Level: 100
• form: liquid
• concentration: 10% in toluene
• bp: 111 °C
• density: 0.895 g/mL at 25 °C
• storage temp.: 2-8°C

Description

General description

Methylaluminoxane is an oligomeric compound used as a co-catalyst in olefin polymerization reactions to produce polyolefins.

Application

Dialkylmetallocenes can undergo exchange reactions with methylaluminoxane.

Packaging

The 25 mL Sure/Seal^™ bottle is recommended as a single-use bottle. Repeated punctures will likely result in decreased performance of product.

Legal Information

Sure/Seal is a trademark of Sigma-Aldrich Co. LLC

Safety Information

• Pictograms: GHS02,GHS05,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H225 - H250 - H260 - H304 - H314 - H336 - H361d - H373 - H412
• Precautionary Statements: P210 - P231 + P232 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P370 + P378
• Hazard Classifications: Aquatic Chronic 3 - Asp. Tox. 1 - Eye Dam. 1 - Flam. Liq. 2 - Pyr. Liq. 1 - Repr. 2 - Skin Corr. 1B - STOT RE 2 Inhalation - STOT SE 3 - Water-react 1
• Target Organs: Central nervous system
• Storage Class Code: 4.2 - Pyrophoric and self-heating hazardous materials
• WGK: WGK 3
• Flash Point(F): 39.2 °F
• Flash Point(C): 4 °C
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves