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iso-BUTYRIC ACID For Synthesis 2-Methylpropionic acid
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General
Description
| Article No. | RC002311 | Grade | For Synthesis |
| Purity | 99% | CAS No. | 79-31-2 |
| Molecular Formula | C4H8O2 | Molecular Weight | 88.11 |
| H.S. Code | 2915.7090 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Liquid | Colour | Clear Colorless | ||||
| Odour | Stench | pH value | 2.5 at 100 g/l at 20 °C | ||||
| Melting point/ Freezing point [°C] | -47 °C | Flash point [°C] | 55 °C | ||||
| Boiling point [°C] | 153 – 154 °C | Initial boiling point [°C] | 153 °C | ||||
| Final boiling point [°C] | 154 °C | Vapour pressure [20°C] | 2 hPa at 20 °C | ||||
| Vapour density | 3.04 | Density [g/cm3] | 0.95 | ||||
| Solubility in water [% weight] | Soluble in water | Partition coefficient Log Pow octanol / water at 20°C | 0.604 | ||||
| Explosion limits – upper [%] | 10% | Explosion limits -lower [%] | 2% | ||||
Specifications
| Appearance | Clear colorless liquid | Purity (by GC) | Min 99% |
| Density (d20°C/4°C) | 0.946 – 0.950 | Water | Max 0.1% |
Safety Information and Hazard Symbols
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Symbol: GHS02,GHS05,GHS06
Signal Word: Danger
UN No.: 2529
IMCO Class No.: 3 (8)
Packing Group: III
Hazardous Statement: H226-H302-H311-H314
Precaution Statement: P210-P280-P303+361+353-P305+351+338-P310
Signal Word: Danger
UN No.: 2529
IMCO Class No.: 3 (8)
Packing Group: III
Hazardous Statement: H226-H302-H311-H314
Precaution Statement: P210-P280-P303+361+353-P305+351+338-P310
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