八氟环戊烯（CAS 559-40-0）：分子式 C5F8、分子量 212.04。
| CAS号 | 559-40-0 |
|---|---|
| 分子式 | C5F8 |
| 分子量 | 212.04 |
| LogP | 2.1 |
| 应用领域 | Uses: • Plasma etching in semiconductor manufacturing [Ref: CAS2019 (US6602434)]、non-polymer PFAS -> Semiconductor Industry -> Etching the SiO2 coating of the semiconductor device、Use Classification: PFAS (per- and polyfluoroalkyl substances) -> OECD Category、Industry Uses: Semiconductor and photovoltaic agent、Consumer Uses: Semiconductor and photovoltaic agent、U.S. Production: 2023: <50、000 lb、2022: <50、2021: <50、2020: <50、General Manufacturing Information: Industrial Gas Manufacturing、Cyclopentene、1、2、3、4、5、5-octafluoro-: ACTIVE |
登记用途：Uses: • Plasma etching in semiconductor manufacturing [Ref: CAS2019 (US6602434)]、non-polymer PFAS -> Semiconductor Industry -> Etching the SiO2 coating of the semiconductor device、Use Classification: PFAS (per- and polyfluoroalkyl substances) -> OECD Category、Industry Uses: Semiconductor and photovoltaic agent、Consumer Uses: Semiconductor and photovoltaic agent、U.S. Production: 2023: <50、000 lb、2022: <50、2021: <50、2020: <50、General Manufacturing Information: Industrial Gas Manufacturing、Cyclopentene、1、2、3、4、5、5-octafluoro-: ACTIVE。
八氟环戊烯 是一种化工化合物，登记 CAS 号为 559-40-0，分子式 C5F8（分子量 212.04）。
登记 CAS 号：559-40-0
其分子式 C5F8 由 5 个碳、8 个氟 组成。
别名/同义词：八氟环戊烯 · Octafluorocyclopentene · perfluorocyclopentene
八氟环戊烯 的 CAS 登记号为 559-40-0。
分子式 C5F8，分子量 212.04。
别名/同义词：八氟环戊烯、Octafluorocyclopentene、perfluorocyclopentene。
登记用途：Uses: • Plasma etching in semiconductor manufacturing [Ref: CAS2019 (US6602434)]、non-polymer PFAS -> Semiconductor Industry -> Etching the SiO2 coating of the semiconductor device、Use Classification: PFAS (per- and polyfluoroalkyl substances) -> OECD Category、Industry Uses: Semiconductor and photovoltaic agent、Consumer Uses: Semiconductor and photovoltaic agent、U.S. Production: 2023: <50、000 lb、2022: <50、2021: <50、2020: <50、General Manufacturing Information: Industrial Gas Manufacturing、Cyclopentene、1、2、3、4、5、5-octafluoro-: ACTIVE。
八氟环戊烯（CAS 559-40-0）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 559-40-0 |
|---|---|
| PubChem CID | 11212 |
| Molecular formula | C5F8 |
| IUPAC name | 1,2,3,3,4,4,5,5-octafluorocyclopentene |
| UNII (FDA) | ZKG7DKY9S2 |
| Molecular Weight | 212.04 |
|---|---|
| XLogP3 | 2.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 0 |
| Exact Mass | 211.98722530 |
| Monoisotopic Mass | 211.98722530 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 13 |
Octafluorocyclopentene; 559-40-0; Perfluorocyclopentene; ZKG7DKY9S2; Cyclopentene, 1,2,3,3,4,4,5,5-octafluoro-; DTXSID7073193; RefChem:171649; DTXCID4041991; 209-203-0; CYCLOPENTENE, OCTAFLUORO-; 1,2,3,3,4,4,5,5-octafluorocyclopentene; MFCD00013745; 1,2,3,3,4,4,5,5-octafluorocyclopent-1-ene; C5F8; EINECS 209-203-0; BRN 1879470
| Reported hazard statements | H315 (96.3%), H319 (100%), H331 (85.2%), H335 (96.3%) |
|---|
H315 (96.3%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
perfluorocyclopentene · CAS 559-40-0 · C5F8. UNII ZKG7DKY9S2.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Octafluorocyclopentene