1,4-Bis(diphenylphosphino)butane CAS 7688-25-7
Min.Order / FOB Price:Get Latest Price
| 5 Metric Ton |
FOB Price:USD 1.0000 -2.0000 |
- Min.Order :5 Metric Ton
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
1,4-Bis(diphenylphosphino)butane 1,4 - bis (diphenylphosphino) butane 7688-25-7
Quick Details
- Appearance:White Powder
- Application: Pharmaceutical Intermediates
- PackAge:25kg/drum
- ProductionCapacity:2500|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
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Items |
Technical index |
|
Product name |
1,4-Bis(diphenylphosphino)butane |
|
CAS No |
7688-25-7 |
|
Molecular formula |
C28H28P2 |
|
Molecular weight |
426.47 |
|
Appearance |
White Powder |
|
Assay |
99%min |
Details:
| Item | Standard | Test Results | |
|
Identification |
A.H-NMR:Comply with the structure |
Complies |
|
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B.LC-MS:Comply with the structure |
Complies |
||
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C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
||
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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 |
≤0.5% |
0.11% |
|
|
Heavy metals |
≤10 ppm |
<10ppm |
|
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Sulphated ash |
≤0.2%, determined on 1.0 g. |
0.009% |
|
|
Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
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Total Impurity |
≤1.0% |
0.18% |
|
|
Purity |
≥99.0% |
99.82% |
|
|
Assay |
99.0%~101.0% (anhydrous substance). |
99.9% |
|
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