5-甲氧基-异苯并呋喃-1,3-二酮，CAS 登记号 28281-76-7，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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5-Methoxy-isobenzofuran-1,3-dione · CAS 28281-76-7 · C9H6O4.
| CAS Registry Number | 28281-76-7 |
|---|---|
| PubChem CID | 639748 |
| Molecular formula | C9H6O4 |
| IUPAC name | 5-methoxy-2-benzofuran-1,3-dione |
| Molecular Weight | 178.14 |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 178.02660867 |
| Monoisotopic Mass | 178.02660867 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (100%), H315 (100%), H317 (100%), H318 (100%), H334 (50%), H335 (100%), H412 (50%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
5-methoxy-1,3-dihydro-2-benzofuran-1,3-dione; 4-methoxyphthalic anhydride; RefChem:536562; 861-499-6; 5-methoxyisobenzofuran-1,3-dione; 28281-76-7; 5-Methoxy-isobenzofuran-1,3-dione; 5-methoxy-2-benzofuran-1,3-dione; 1,3-isobenzofurandione, 5-methoxy-; MFCD02670942; 5-methoxyphthalic anhydride; SCHEMBL383503; orb3022771; DTXSID30348669; TPL0247; INEIVXABODMRMQ-UHFFFAOYSA-N
CAS 28281-76-7; molecular formula C9H6O4; molecular weight — g/mol.
5-methoxy-1,3-dihydro-2-benzofuran-1,3-dione, 4-methoxyphthalic anhydride, RefChem:536562, 861-499-6, 5-methoxyisobenzofuran-1,3-dione, 28281-76-7.
Hazard statements reported: H302, H315, H317, H318, H334.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.