| Company Name: |
Energy Chemical
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| Tel: |
021-021-58432009 400-005-6266 |
| Email: |
sales8178@energy-chemical.com |
| Products Intro: |
Product Name:3,3′-DiMethoxy-4,4′-biphenylene diisocyanate
CAS:91-93-0
Purity:85%, technical grade Package:10G
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| Company Name: |
Finetech Industry Limited
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| Tel: |
027-87465837 19945049750 |
| Email: |
sales@finetechnology-ind.com |
| Products Intro: |
Product Name:3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE
CAS:91-93-0
Purity:98% Package:1g,10g,25g,500g,1kg
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| | 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Basic information |
| Product Name: | 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE | | Synonyms: | 3,3’-dimethoxy-4,4’-biphenyleneisocyanicacidester;3,3’-dimethoxy-4,4’-biphenylylenediisocyanate;3,3’-dimethoxy-4,4’-biphenylyleneisocyanate;3,3’-dimethoxy-4,4’-biphenylyleneisocyanicacidester;3,3’-dimethoxy-4,4’-diphenylyleneisocyanate;3,3’-dimethoxy-4,4’-diphenylylisocyanate;4,4’-diisocyanato-3,3’-dimethoxy-1,1’-biphenyl;4,4’-diisocyanato-3,3’-dimethoxy-1’-biphenyl | | CAS: | 91-93-0 | | MF: | C16H12N2O4 | | MW: | 296.28 | | EINECS: | | | Product Categories: | Isocyanates;Nitrogen Compounds;Organic Building Blocks | | Mol File: | 91-93-0.mol |  |
| | 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Chemical Properties |
| Melting point | 112-116 °C(lit.) | | Boiling point | 437.88°C (rough estimate) | | density | 1.2288 (rough estimate) | | refractive index | 1.5800 (estimate) | | Fp | 170 °F | | Stability: | Stable, but air and water sensitive. Incompatible with strong oxidizing agents, strong acids. | | IARC | 3 (Vol. 39, Sup 7) 1987 | | EPA Substance Registry System | 3,3'-Dimethoxybenzidine-4,4'-diisocyanate (91-93-0) |
| | 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Usage And Synthesis |
| Chemical Properties | grey to brown powder | | Definition | ChEBI: 3,3'-Dimethoxybenzidine-4,4'-diisocyanate is a member of biphenyls. | | General Description | Gray to brown powder or dark beige sandy powder. Melting point 112°C. Insoluble in water. Toxic by inhalation and ingestion. A skin irritant. Used in making plastics. | | Air & Water Reactions | Insoluble in water. | | Reactivity Profile | 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE may react with amines, aldehydes, alcohols, alkali metals, ketones, mercaptans, strong oxidizing agents, hydrides, phenols, and peroxides with vigorous releases of heat. May undergo polymerization reactions with acids and bases. | | Fire Hazard | Flash point data for 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE are not available; however, 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE is probably combustible. | | Safety Profile | Poison by intravenous
route. A strong sensitizer. Questionable
carcinogen with experimental carcinogenic
data. When heated to decomposition it
emits toxic fumes of NOx. See also
CYANATES. |
| | 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Preparation Products And Raw materials |
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