2,5-DIMETHOXY-BETA-NITROSTYRENE for intermediates cas 40276-11-7
2,5-DIMETHOXY-BETA-NITROSTYRENE Basic information | |
Product Name: | 2,5-DIMETHOXY-BETA-NITROSTYRENE |
CAS: | 40276-11-7 |
MF: | C10H11NO4 |
MW: | 209.2 |
EINECS: | |
2,5-DIMETHOXY-BETA-NITROSTYRENE Chemical Properties | |
Melting point | 116-120 °C(lit.) |
Boiling point | 348.55°C (rough estimate) |
density | 1.197 |
refractive index | 1.5400 (estimate) |
storage temp. | Sealed in dry,2-8°C |
CAS DataBase Reference | 40276-11-7(CAS DataBase Reference) |
Item | Standard | Test 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 The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. | Complies | |
Loss on drying | ≤2.0% | 0.19% |
Heavy metals | ≤10 ppm | <10ppm |
Water | ≤1.0% | 0.1% |
Sulphated ash | ≤0.5% determined on 1.0 g. | 0.009% |
Residue on ignition | ≤0.1% | 0.03% |
Related Substances | Unspecified impurities: for each impurity ≤0.10% | <0.10% |
Total Impurity ≤0.5% | 0.18% | |
Purity | ≥99.0% | 99.7% |
Assay | 99.0%~101.0% (anhydrous substance). | 99.8% |
Storage | Preserve in well-closed, light-resistant and airtight containers. | Complies |