双(η5-2,4-环戊二烯-1-基)镍（CAS 1271-28-9）：分子式 C10H10Ni、分子量 188.88。
| CAS号 | 1271-28-9 |
|---|---|
| 分子式 | C10H10Ni |
| 分子量 | 188.88 |
| 熔点 | 340 to 343 °F (NTP, 1992) |
| 应用领域 | Uses: Used as a catalyst and complexing agent、[Hawley]、Also known as bis(cyclopentadienyl)nickel or NiCp2、this bright green paramagnetic solid is found abundantly in nature in laterite ore minerals、such as limonite、garnierite、and pentlandite. Nickel has a biological role and is found in certain enzymes、including urease、hydrogenase、methylcoenzyme M reductase、and carbon monoxide dehydrogenase.、General Manufacturing Information: Nickelocene: ACTIVE |
登记用途：Uses: Used as a catalyst and complexing agent、[Hawley]、Also known as bis(cyclopentadienyl)nickel or NiCp2、this bright green paramagnetic solid is found abundantly in nature in laterite ore minerals、such as limonite、garnierite、and pentlandite. Nickel has a biological role and is found in certain enzymes、including urease、hydrogenase、methylcoenzyme M reductase、and carbon monoxide dehydrogenase.、General Manufacturing Information: Nickelocene: ACTIVE。
双(η5-2,4-环戊二烯-1-基)镍 是一种化工化合物，登记 CAS 号为 1271-28-9，分子式 C10H10Ni（分子量 188.88）。
登记 CAS 号：1271-28-9
其分子式 C10H10Ni 由 10 个碳、10 个氢、1 个镍 组成。
别名/同义词：双(η5-2,4-环戊二烯-1-基)镍 · bis(η5-2,4-cyclopentadien-1-yl)nickel
双(η5-2,4-环戊二烯-1-基)镍 的 CAS 登记号为 1271-28-9。
分子式 C10H10Ni，分子量 188.88。
别名/同义词：双(η5-2,4-环戊二烯-1-基)镍、bis(η5-2,4-cyclopentadien-1-yl)nickel。
登记用途：Uses: Used as a catalyst and complexing agent、[Hawley]、Also known as bis(cyclopentadienyl)nickel or NiCp2、this bright green paramagnetic solid is found abundantly in nature in laterite ore minerals、such as limonite、garnierite、and pentlandite. Nickel has a biological role and is found in certain enzymes、including urease、hydrogenase、methylcoenzyme M reductase、and carbon monoxide dehydrogenase.、General Manufacturing Information: Nickelocene: ACTIVE。
双(η5-2,4-环戊二烯-1-基)镍（CAS 1271-28-9）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1271-28-9 |
|---|---|
| PubChem CID | 62390 |
| Molecular formula | C10H10Ni |
| IUPAC name | bis(cyclopenta-1,3-diene);nickel(2+) |
| UNII (FDA) | JR8F745XV5 |
| Molecular Weight | 188.88 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 188.013592 |
| Monoisotopic Mass | 188.013592 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 11 |
| Melting Point | 340 to 343 °F (NTP, 1992) |
|---|
Nickelocene; 1271-28-9; Nikelocen [Czech]; Nikelocen; Bis(eta5-2,4-cyclopentadien-1-yl)nickel; Nickel biscyclopentadiene; CCRIS 430; Bis(cyclopentadienyl)nickel(II); Di-pi-cyclopentadienylnickel; EINECS 215-039-0; JR8F745XV5; Bis(cyclopentadienyl)nickel; Nickel, compd with pi-cyclopentadienyl (1:2); BIS(CYCLOPENTADIENYL) NICKEL(II); Dipicyclopentadienylnickel; RefChem:854087
| Reported hazard statements | H228 (91.7%), H302 (97.9%), H317 (97.9%), H350 (95.8%) |
|---|
H228 (91.7%): Flammable solid [Danger Flammable solids]
H302 (97.9%): Harmful if swallowed [Warning Acute toxicity, oral]
bis(η5-2,4-cyclopentadien-1-yl)nickel · CAS 1271-28-9 · C10H10Ni. UNII JR8F745XV5. Melting Point: 340 to 343 °F (NTP, 1992).
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: bis(η5-2,4-cyclopentadien-1-yl)nickel