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3,3-Dimethyl-4,4-biphenylene diisocyanate CAS NO.91-97-4
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton
- Product Details
Keywords
- 91-97-4
- 3,3-Dimethyl-4,4-biphenylene diisocyanate
- 4,4'-diisocyanato-3,3'-dimethylbiphenyl
Quick Details
- ProName: 3,3-Dimethyl-4,4-biphenylene diisocyan...
- CasNo: 91-97-4
- Molecular Formula: C16H12N2O2
- Appearance: white powder
- Application: Pharmaceutical Intermediates
- DeliveryTime: Within 2 weeks after order confirmati...
- PackAge: 25kg per bag or 25kg per drum
- Port: Qingdao Port
- ProductionCapacity: 2000 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 1 Kilogram
- CAS: 91-97-4
Superiority
Name: 3,3-Dimethyl-4,4-biphenylene diisocyanate
Other Names:TODI; 4,4'-diisocyanato-3,3'-dimethylbiphenyl; bitolylene diisocyanate; 3,3-dimethyl-4,4'-diphenyl diisocyanate; 3,3'-Dimethyl-4,4'-Biphenylene Diisocyanate; 3,3-DIMETHYL-4,4-BIPHENYL DIISOCYANATE; 3,3-dimethyl-4,4-diphenyl diisocyanate
CAS: 91-97-4;119684-28-5
MF: C16H12N2O2
| 91-97-4;119684-28-5 |
Details
| Test Item | Standard: USP |
|
Identification |
IR spectrum similar to that of RS |
|
HPLC retention time similar to that of RS |
|
|
Related substance |
Total impurities: NMT0.3% |
|
Single impurity: NMT0.1% |
|
|
Heavy metals |
NMT 10ppm |
|
Loss on drying |
NMT0.5% |
|
Residue on ignition |
NMT0.1% |
|
Assay |
98.5%-101.0% |