4-Methylpropiophenone P-methyl phenylethylketone CAS: 5337-93-9
Product Name: |
4-Methylpropiophenone |
CAS NO: |
5337-93-9 |
EINECS: |
226-267-5 |
Molecular Formula: |
C??H??O |
Molecular Weight: |
148.2 |
Melting Point: |
7.2 °C |
Boiling Point: |
238-239 °C(lit.) |
Density: |
0.993 g/mL at 25 °C(lit.) |
Appearance: |
Light yellow liquid |
Item |
Standard |
Results |
Identification |
A.H-NMR:Comply with the structure |
Complies |
B.LC-MS:Comply with the structure |
Complies |
|
C.The IR spectrum of sample should be identical with that of reference standard. |
Complies |
|
D.HPLC-ESI-MS |
Complies |
|
Loss on drying |
≤2.0% |
Conforms |
Heavy metals |
≤10 ppm |
Conforms |
Residue on ignition |
≦0.1% |
Conforms |
Related Substances |
Single impurity:≤0.10% |
0.05% |
Total Impurities:≤0.5% |
≤0.1% |
|
Purity |
≥99.0% |
Conforms |
Assay |
99.0%~102.0% |
Conforms |
Storage |
Sealed in dry,Room Temperature |
|
CONCLUSION |
The specification complies with enterprise stanard |
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