2-(3,5-二氧代-4-苯基-2-亚呋喃基)-2-苯基乙酸甲酯，CAS 登记号 521-52-8，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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methyl 2-(3,5-dioxo-4-phenyl-2-furylidene)-2-phenylacetate · CAS 521-52-8 · C19H14O5. UNII 13N7RF6M84.
| CAS Registry Number | 521-52-8 |
|---|---|
| PubChem CID | 54690323 |
| Molecular formula | C19H14O5 |
| IUPAC name | methyl (2E)-2-(3-hydroxy-5-oxo-4-phenylfuran-2-ylidene)-2-phenylacetate |
| UNII (FDA) | 13N7RF6M84 |
| Molecular Weight | 322.3 |
|---|---|
| XLogP3 | 3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 4 |
| Exact Mass | 322.08412354 |
| Monoisotopic Mass | 322.08412354 |
| Topological Polar Surface Area | 72.8 |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
vulpinic acid; 521-52-8; methyl (2E)-2-(3-hydroxy-5-oxo-4-phenylfuran-2-ylidene)-2-phenylacetate; DTXSID601027308; NSC-5897; RefChem:194707; DTXCID001511575; methyl (2E)-(5-hydroxy-3-oxo-4-phenyl-2(3H)-furanylidene)(phenyl)acetate; 208-314-1; Benzeneacetic acid, alpha-(3-hydroxy-5-oxo-4-phenyl-2(5H)-furanylidene)-, methyl ester, (alphaE)-; 13N7RF6M84; Vulpic acid; MFCD00075804; 73622-57-8; NSC5897; methyl (E)-2-(3-hydroxy-5-oxo-4-phenylfuran-2(5H)-ylidene)-2-phenylacetate
CAS 521-52-8; molecular formula C19H14O5; molecular weight — g/mol.
vulpinic acid, 521-52-8, methyl (2E)-2-(3-hydroxy-5-oxo-4-phenylfuran-2-ylidene)-2-phenylacetate, DTXSID601027308, NSC-5897, RefChem:194707.
Hazard statements reported: H302.
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.