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1,4-Bis(diphenylphosphino)butane CAS 7688-25-7 CAS NO.7688-25-7
- FOB Price: USD: 1.00-2.00 /Metric Ton Get Latest Price
- Min.Order: 5 Metric Ton
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- 1,4-Bis(diphenylphosphino)butane
- 1,4 - bis (diphenylphosphino) butane
- 7688-25-7
Quick Details
- ProName: 1,4-Bis(diphenylphosphino)butane CAS 7...
- CasNo: 7688-25-7
- Molecular Formula: C28H28P2
- Appearance: White Powder
- Application: Pharmaceutical Intermediates
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25kg/drum
- Port: Qingdao Port
- ProductionCapacity: 2500 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 5 Metric Ton
- Cas: 7688-25-7
- Molecular Formula: C28H28P2
Superiority
|
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 |
|
|
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 |
||
|
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 |
|
|
Sulphated ash |
≤0.2%, determined on 1.0 g. |
0.009% |
|
|
Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
|
Total Impurity |
≤1.0% |
0.18% |
|
|
Purity |
≥99.0% |
99.82% |
|
|
Assay |
99.0%~101.0% (anhydrous substance). |
99.9% |
|