≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
4-Phenoxyphenyl isocyanate, also known as 1-isocyanato-4-phenoxybenzene, is an aryl isocyanate. Its enthalpy of vaporization at boiling point has been reported.
4-Phenoxyphenyl isocyanate may be used in the preparation of 1-(4-phenoxyphenyl)-3-(thiazol-2-yl)urea.
| Pubchem Sid | 504761220 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504761220 |
| Canonical Smiles | C1=CC=C(C=C1)OC2=CC=C(C=C2)N=C=O |
| IUPAC Name | 1-isocyanato-4-phenoxybenzene |
| InChIKey | PNBUGOFIKAHZRW-UHFFFAOYSA-N |
| INCHI | 1S/C13H9NO2/c15-10-14-11-6-8-13(9-7-11)16-12-4-2-1-3-5-12/h1-9H |
| Isomeric SMILES | C1=CC=C(C=C1)OC2=CC=C(C=C2)N=C=O |
| WGK Germany | 3 |
| UN Number | 2206 |
| Molecular Weight | 211.22 |
| Reaxy-Rn | 393196 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=393196&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Benzene and substituted derivatives |
| Subclass | Diphenylethers |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Diphenylethers |
| Alternative Parents | Diarylethers Phenoxy compounds Phenol ethers Isocyanates Propargyl-type 1,3-dipolar organic compounds Organopnictogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Diphenylether - Diaryl ether - Phenoxy compound - Phenol ether - Isocyanate - Ether - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Organic nitrogen compound - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as diphenylethers. These are aromatic compounds containing two benzene rings linked to each other through an ether group. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 A1911057 | Certificate of Analysis | May 21, 2026 | P100872 |
| Sensitivity | Moisture Sensitive |
|---|---|
| Refractive Index | 1.595 |
| Flash Point(°F) | 235.4 °F |
| Flash Point(°C) | 113 °C |
| Boil Point(°C) | 170°C |
| Molecular Weight | 211.220 g/mol |
| XLogP3 | 4.500 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 211.063 Da |
| Monoisotopic Mass | 211.063 Da |
| Topological Polar Surface Area | 38.700 Ų |
| Heavy Atom Count | 16 |
| Formal Charge | 0 |
| Complexity | 247.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
