Phenyl-ethynyl-trimelletic anhydride (CAS 1329658-14-1) — formula C17H8O4, molecular weight 276.24; category organic chemicals.
Phenyl-ethynyl-trimelletic anhydride (CAS 1329658-14-1) is a chemical raw material in the organic chemicals category. Its molecular formula C17H8O4 comprises 17 C, 8 H, 4 O atoms. Its molecular weight is about 276.24. Reported physicochemical data: LogP about 3.2. 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 | 1329658-14-1 |
|---|---|
| Molecular Formula | C17H8O4 |
| Molecular Weight | 276.24 |
| LogP | 3.2 |
| Category | Organic Chemicals |
Phenyl-ethynyl-trimelletic anhydride is a carbon-based organic compound with CAS registry number 1329658-14-1 and molecular formula C17H8O4 (molecular weight 276.24), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1329658-14-1
Its molecular formula C17H8O4 comprises 17 C, 8 H, 4 O atoms.
Also known as: Phenyl-ethynyl-trimelletic anhydride · 苯乙炔基偏苯三酸酐
Category: organic chemicals
The CAS registry number of Phenyl-ethynyl-trimelletic anhydride is 1329658-14-1.
Molecular formula C17H8O4, molecular weight 276.24.
It is also registered under: Phenyl-ethynyl-trimelletic anhydride, 苯乙炔基偏苯三酸酐.
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 Phenyl-ethynyl-trimelletic anhydride (CAS 1329658-14-1), compiled from public chemistry databases.
| CAS Registry Number | 1329658-14-1 |
|---|---|
| PubChem CID | 87394910 |
| Molecular formula | C17H8O4 |
| IUPAC name | 5-(3-phenylprop-2-ynoyl)-2-benzofuran-1,3-dione |
| Molecular Weight | 276.24 |
|---|---|
| XLogP3 | 3.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 276.04225873 |
| Monoisotopic Mass | 276.04225873 |
| Topological Polar Surface Area | 60.4 |
| Heavy Atom Count | 21 |
5-(3-phenylprop-2-ynoyl)-1,3-dihydro-2-benzofuran-1,3-dione; RefChem:530017; 935-606-2; 1329658-14-1; 5-(3-Phenylpropioloyl)isobenzofuran-1,3-dione; 5-(1-Oxo-3-phenyl-2-propyn-1-yl)-1,3-isobenzofurandione; SCHEMBL2484619; C17H8O4; PIJHMKDKKSQWJW-UHFFFAOYSA-N; DTXSID101338047; MFCD34622971; SY464825; DB-185169; 5-(3-Phenylpropioloyl)isobenzofuran-13-dione; H56846; 5-(3-phenylprop-2-ynoyl)isobenzofuran-1,3-dione
| Reported hazard statements | H315 (50%), H317 (100%), H319 (100%), H335 (50%) |
|---|
H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation]
H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]
Phenyl-ethynyl-trimelletic anhydride · CAS 1329658-14-1 · C17H8O4.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 苯乙炔基偏苯三酸酐