五氟化钽，CAS 登记号 7783-71-3，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，下游主要用于无机化学品。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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tantalum pentafluoride · CAS 7783-71-3 · F5Ta. UNII QAG1W735WO. Boiling Point: 229.5 °C @760 [mm Hg]; Melting Point: 96.8 °C; Density: 4.74 @25 °C.
| CAS Registry Number | 7783-71-3 |
|---|---|
| PubChem CID | 82218 |
| Molecular formula | F5Ta |
| IUPAC name | pentafluorotantalum |
| UNII (FDA) | QAG1W735WO |
| Molecular Weight | 275.9399 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 0 |
| Exact Mass | 275.94001 |
| Monoisotopic Mass | 275.94001 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 37.1 |
| Boiling Point | 229.5 °C @760 [mm Hg] |
|---|---|
| Melting Point | 96.8 °C |
| Density | 4.74 @25 °C |
| Vapor Pressure | 100 [mm Hg] @130 °C |
| Reported hazard statements | H302 (10.6%), H312 (10.6%), H314 (100%), H318 (83%), H332 (10.6%) |
|---|
H302 (10.6%): Harmful if swallowed [Warning Acute toxicity, oral]
H312 (10.6%): Harmful in contact with skin [Warning Acute toxicity, dermal]
Tantalum pentafluoride; Tantalum(V) fluoride; 7783-71-3; pentafluorotantalum; Tantalum fluoride; Tantalum fluoride (TaF5); UNII-QAG1W735WO; EINECS 232-022-3; QAG1W735WO; TaF5; Tantalum(3+) fluoride; Tantalum(III) Fluoride; Tantalum(V) fluoride, 98%; SCHEMBL665023; Q2615425; 13814-17-0
CAS 7783-71-3; molecular formula F5Ta; molecular weight — g/mol.
Tantalum pentafluoride, Tantalum(V) fluoride, 7783-71-3, pentafluorotantalum, Tantalum fluoride, Tantalum fluoride (TaF5).
Hazard statements reported: H302, H312, H314, H318, H332.
Boiling Point: 229.5 °C @760 [mm Hg]; Melting Point: 96.8 °C; Density: 4.74 @25 °C; Vapor Pressure: 100 [mm Hg] @130 °C.
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.