(三苯基亚正膦)乙酸甲酯，CAS 登记号 2605-67-6，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 (triphenylphosphoranylidene)acetate · CAS 2605-67-6 · C21H19O2P. UNII D9MZ753Q8K.
| CAS Registry Number | 2605-67-6 |
|---|---|
| PubChem CID | 17453 |
| Molecular formula | C21H19O2P |
| IUPAC name | methyl 2-(triphenyl-λ5-phosphanylidene)acetate |
| UNII (FDA) | D9MZ753Q8K |
| Molecular Weight | 334.3 |
|---|---|
| XLogP3 | 4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 5 |
| Exact Mass | 334.11226684 |
| Monoisotopic Mass | 334.11226684 |
| Topological Polar Surface Area | 26.3 |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| GHS notification summary | 50% (2 / 4) |
|---|
| GHS notification summary | 50% (2 / 4) |
|---|---|
| Reported hazard statements | H301 (50%), H315 (50%), H319 (50%), H335 (50%) |
This chemical does not meet GHS hazard criteria for 50% (2 of 4) of reports.
H301 (50%): Toxic if swallowed [Danger Acute toxicity, oral]
2605-67-6; Methyl (triphenylphosphoranylidene)acetate; (Carbomethoxymethylene)triphenylphosphorane; Acetic acid, (triphenylphosphoranylidene)-, methyl ester; (Triphenylphosphoranylidene)acetic acid methyl ester; Methyl triphenylphosphoranylideneacetate; Triphenyl(carbomethoxymethylene)phosphorane; Acetic acid, 2-(triphenylphosphoranylidene)-, methyl ester; EINECS 220-018-4; ((Methoxycarbonyl)methylene)triphenylphosphorane; [(Methoxycarbonyl)methylene]triphenylphosphorane; NSC 117573; NSC 407395; DTXSID6062549; RefChem:552122; DTXCID5037440
CAS 2605-67-6; molecular formula C21H19O2P; molecular weight — g/mol.
2605-67-6, Methyl (triphenylphosphoranylidene)acetate, (Carbomethoxymethylene)triphenylphosphorane, Acetic acid, (triphenylphosphoranylidene)-, methyl ester, (Triphenylphosphoranylidene)acetic acid methyl ester, Methyl triphenylphosphoranylideneacetate.
50% of GHS notifications report no hazard classification (2 of 4).
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.