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ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว High Quality 2.4-Dichlorobenzaldehyde with powder CAS NO 874-42-0
| 2,4-Dichlorobenzaldehyde Basic information | |
| Product Name: | 2,4-Dichlorobenzaldehyde |
| CAS: | 874-42-0 |
| MF: | C7H4Cl2O |
| MW: | 175.01 |
| EINECS: | 212-861-1 |
| Mol File: | 874-42-0.mol |
| 2,4-Dichlorobenzaldehyde Chemical Properties | |
| Melting point | 64-69 °C (lit.) |
| Boiling point | 233 °C (lit.) |
| density | 1.3456 (rough estimate) |
| refractive index | 1.5756 (estimate) |
| Fp | 135 °C |
| storage temp. | Store below +30°C. |
| form | Crystalline Powder, Crystals and/or Chunks |
| color | Light yellow to beige |
| Water Solubility | <0.1 g/100 mL at 24 ºC |
| Sensitive | Air Sensitive |
| BRN | 471601 |
| CAS DataBase Reference | 874-42-0(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzaldehyde, 2,4-dichloro-(874-42-0) |
| EPA Substance Registry System | Benzaldehyde, 2,4-dichloro- (874-42-0) |
|
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 |
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