4,4'-oxybis(phenyl isocyanate)
Modify Date: 2025-08-25 07:56:14
4,4'-oxybis(phenyl isocyanate) structure
|
Common Name | 4,4'-oxybis(phenyl isocyanate) | ||
|---|---|---|---|---|
| CAS Number | 4128-73-8 | Molecular Weight | 252.22500 | |
| Density | 1.2700 (rough estimate) | Boiling Point | 196ºC5 mm Hg(lit.) | |
| Molecular Formula | C14H8N2O3 | Melting Point | 64-68ºC(lit.) | |
| MSDS | Chinese USA | Flash Point | N/A | |
| Symbol |
GHS06, GHS08 |
Signal Word | Danger | |
| Name | 1-isocyanato-4-(4-isocyanatophenoxy)benzene |
|---|---|
| Synonym | More Synonyms |
| Density | 1.2700 (rough estimate) |
|---|---|
| Boiling Point | 196ºC5 mm Hg(lit.) |
| Melting Point | 64-68ºC(lit.) |
| Molecular Formula | C14H8N2O3 |
| Molecular Weight | 252.22500 |
| Exact Mass | 252.05300 |
| PSA | 68.09000 |
| LogP | 3.41350 |
| Index of Refraction | 1.5910 (estimate) |
| Symbol |
GHS06, GHS08 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H301-H312-H315-H317-H319-H330-H334-H335 |
| Precautionary Statements | P260-P280-P284-P301 + P310-P305 + P351 + P338-P310 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xn |
| Risk Phrases | 20/21/22-36/37/38 |
| Safety Phrases | 23-26-36/37/39 |
| RIDADR | UN 2206 6.1/PG 3 |
| WGK Germany | 3 |
| HS Code | 2929109000 |
|
~%
4,4'-oxybis(phe... CAS#:4128-73-8 |
| Literature: Siefken Justus Liebigs Annalen der Chemie, 1949 , vol. 562, p. 75,1114 |
| HS Code | 2929109000 |
|---|---|
| Summary | 2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
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Synthesis of novel chiral tetra-(hydrazinecarboxamide) cyclophane macrocycles. Nour HF, et al.
Tetrahedron Lett. 54(32) , 4139-42, (2013)
|
| 4,4'-Diisocyanatodiphenyl oxide |
| 4,4'-Diisocyanatodiphenyl ether |
| MFCD00216648 |