4,4'-OXYBIS(PHENYL ISOCYANATE) (CAS 4128-73-8) — formula C14H8N2O3, molecular weight 252.22; category organic chemicals.
4,4'-OXYBIS(PHENYL ISOCYANATE) (CAS 4128-73-8) is a chemical raw material in the organic chemicals category. Its molecular formula C14H8N2O3 comprises 14 C, 8 H, 2 N, 3 O atoms. Its molecular weight is about 252.22. Reported physicochemical data: LogP about 5.1. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 4128-73-8 |
|---|---|
| Molecular Formula | C14H8N2O3 |
| Molecular Weight | 252.22 |
| LogP | 5.1 |
| Applications | adhesives, coatings, plastics, and as intermediates in pharmaceuticals and dyes |
| Category | Organic Chemicals |
Documented applications: adhesives, coatings, plastics, and as intermediates in pharmaceuticals and dyes.
4,4'-OXYBIS(PHENYL ISOCYANATE) is a carbon-based organic compound with CAS registry number 4128-73-8 and molecular formula C14H8N2O3 (molecular weight 252.22), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4128-73-8
Its molecular formula C14H8N2O3 comprises 14 C, 8 H, 2 N, 3 O atoms.
Also known as: 4,4'-OXYBIS(PHENYL ISOCYANATE) · 氧化双(4-苯基异氰酸酯)
Category: organic chemicals
The CAS registry number of 4,4'-OXYBIS(PHENYL ISOCYANATE) is 4128-73-8.
Molecular formula C14H8N2O3, molecular weight 252.22.
It is also registered under: 4,4'-OXYBIS(PHENYL ISOCYANATE), 氧化双(4-苯基异氰酸酯).
Recorded applications: adhesives, coatings, plastics, and as intermediates in pharmaceuticals and dyes.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 4,4'-OXYBIS(PHENYL ISOCYANATE) (CAS 4128-73-8), compiled from public chemistry databases.
| CAS Number | 4128-73-8 |
|---|---|
| PubChem CID | 61332 |
| Molecular Formula | C14H8N2O3 |
| IUPAC Name | 1-isocyanato-4-(4-isocyanatophenoxy)benzene |
| UNII (FDA) | FY74W1G2FI |
| Molecular Weight | 252.22 |
|---|---|
| XLogP3 | 5.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 4 |
| Exact Mass | 252.05349212 |
| Monoisotopic Mass | 252.05349212 |
| Topological Polar Surface Area | 68.1 |
| Heavy Atom Count | 19 |
1,1'-OXYBIS(4-ISOCYANATOBENZENE); 1-isocyanato-4-(4-isocyanatophenoxy)benzene; 4,4'-Diisocyanatodiphenyl ether; 4,4'-BIS(ISOCYANATOPHENYL)OXIDE; UNII-FY74W1G2FI; FY74W1G2FI; Benzene, 1,1'-oxybis(4-isocyanato-; di(isocyanatophenyl)ether; OXYBIS(1,4-PHENYLENE)DIISOCYANATE; J164.788A; DTXSID6044937; OXYBIS(4-PHENYL ISOCYANATE); Benzene, 1,1'-oxybis[4-isocyanato-; ISOCYANIC ACID, OXYDI-P-PHENYLENE ESTER; 4,4'-DIISOCYANATO(1,1'-OXYBISBENZENE); RefChem:70805
| Notified hazard statements | H301 (100%), H312 (100%), H315 (100%), H317 (100%), H319 (100%), H330 (100%), H334 (100%), H335 (100%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 氧化双(4-苯基异氰酸酯)