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2,2',7,7'-Tetrabromo-9,9'-spirobifluorene CAS:128055-74-3 CAS NO.128055-74-3
- 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
- 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
- 2,2',7,7'-Tetrabromo-9,9'-spirobifluorene
- 128055-74-3
Quick Details
- ProName: 2,2',7,7'-Tetrabromo-9,9'-spirobifluor...
- CasNo: 128055-74-3
- Molecular Formula: C25H12Br4
- 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: 128055-74-3
- Molecular Formula: C25H12Br4
Superiority
|
Product name |
2,2',7,7'-Tetrabromo-9,9'-spirobifluorene |
|
CAS No. |
128055-74-3 |
|
EINECS |
N/A |
|
MF |
C25H12Br4 |
|
MW |
631.98 |
|
Appearance |
White powder |
|
Purity |
≥99.0% |
Details
| 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 |
≤0.5% |
0.11% |
|
|
Heavy metals |
≤10 ppm |
<10ppm |
|
|
Sulphated ash |
≤0.2%, determined on 1.0 g. |
0.009% |
|
|
Purity |
≥99.0% |
99.82% |
|
|
Assay |
99.0% |
99.9% |
|