Methyl acetoacetate
ALDRICH/688886 - Arxada quality, ≥99% (GC)
Synonym: 3-Oxobutanoic acid methyl ester; Acetoacetic acid methyl ester
CAS Number: 105-45-3
Empirical Formula (Hill Notation): C5H8O3
Molecular Weight: 116.12
EC Number: 203-299-8
MDL Number: MFCD00008784
Linear Formula: CH3COCH2COOCH3
Product Type: Chemical
| assay | ≥99% (GC) |
| autoignition temp. | 536 °F |
| bp | 169-170 °C/70 mmHg (lit.) |
| color | APHA: ≤20 |
| density | 1.076 g/mL at 25 °C (lit.) |
| form | liquid |
| impurities | ≤0.10% acid (as acetic acid) |
| ≤0.10% water | |
| InChI | 1S/C5H8O3/c1-4(6)3-5(7)8- |
| InChI key | WRQNANDWMGAFTP-UHFFFAOYSA |
| manufacturer/tradename | Arxada AG |
| mp | −80 °C (lit.) |
| quality | Arxada quality |
| Quality Level | 100  |
| refractive index | n |
| SMILES string | COC(=O)CC(C)=O |
| Packaging: | 1 kg in poly bottle |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H319 |
| Precautionary statements | P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36 |
| Safety Statements | 26 |
| WGK Germany | WGK 1 |
| Flash Point(F) | 158.0 °F - closed cup |
| Flash Point(C) | 70 °C - closed cup |
| Purity | ≥99% (GC) |
| bp | 169-170 °C/70 mmHg (lit.) |
| mp | −80 °C (lit.) |
| Density | 1.076 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |