Isobutyric acid for synthesis, Sigma-Aldrich®

Supplier: Merck
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Synonyms: 2-Methylpropionic acid2-Methylpropanoic acid

M-Clarity™ quality level = MQ200

8.00472.0100EA 34.9 GBP
8.00472.9999 8.00472.0100 8.00472.1000
Isobutyric acid for synthesis, Sigma-Aldrich®
Isobutyric acid
Formula: C₄H₈O₂
MW: 88.11 g/mol
Boiling Pt: 155 °C (1013 hPa)
Melting Pt: –45 °C
Density: 0.949 g/cm³ (20 °C)
Flash Pt: 57 °C
Storage Temperature: Ambient
MDL Number: MFCD00002658
CAS Number: 79-31-2
EINECS: 201-195-7
UN: 2529
ADR: 3 (8),III
Merck Index: 13,05172

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Specification Test Results

Solubility 210 g/l (20 °C)
Melting Point -45 °C
Molar Mass 88.11 g/mol
Boiling Point 153 - 155 °C (1013 hPa)
Vapor Pressure 12 hPa (20 °C)
Flash Point 57.5 °C
Refractive Index 1.3925 (20 °C, 589 nm)
Explosion Limit 2 - 12 %(V)
Density 0.95 g/cm3 (20 °C)
Ignition Point 420 °C

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