甲基二苯基亚次膦酸酯，CAS 登记号 4020-99-9，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 diphenylphosphinite · CAS 4020-99-9 · C13H13OP. UNII F5S4EF9EFB.
| CAS Registry Number | 4020-99-9 |
|---|---|
| PubChem CID | 77636 |
| Molecular formula | C13H13OP |
| IUPAC name | methoxy(diphenyl)phosphane |
| UNII (FDA) | F5S4EF9EFB |
| Molecular Weight | 216.21 |
|---|---|
| XLogP3 | 3.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 3 |
| Exact Mass | 216.070402032 |
| Monoisotopic Mass | 216.070402032 |
| Topological Polar Surface Area | 9.2 |
| Heavy Atom Count | 15 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (100%), H319 (100%), H335 (88.9%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Methoxydiphenylphosphine; Methyl diphenylphosphinite; EINECS 223-683-9; NSC 171167; DTXSID80193202; RefChem:811807; DTXCID50115693; 223-683-9; 4020-99-9; methoxy(diphenyl)phosphane; Diphenylphosphinous Acid Methyl Ester; MFCD00048025; Phosphinous acid, diphenyl-, methyl ester; NSC-171167; methoxydiphenylphosphane; F5S4EF9EFB
CAS 4020-99-9; molecular formula C13H13OP; molecular weight — g/mol.
Methoxydiphenylphosphine, Methyl diphenylphosphinite, EINECS 223-683-9, NSC 171167, DTXSID80193202, RefChem:811807.
Hazard statements reported: H315, H319, H335.
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.