| Identification | More | [Name]
BIS(CYCLOPENTADIENYL)HAFNIUM DICHLORIDE | [CAS]
12116-66-4 | [Synonyms]
BIS(CYCLOPENTADIENYL)HAFNIUM DICHLORIDE DI(CYCLOPENTA-DIENYL)HAFNIUM DICHLORIDE HAFNOCENE DICHLORIDE bis(η-cyclopentadienyl)-hafniumchloride Dichloro[di(2,4-cyclopentadien-1-yl)]hafnium dichlorobis(eta(5)-2,4-cyclopentadien-1-yl)-hafniu dichlorobis(eta5-2,4-cyclopentadien-1-yl)-hafniu Dichlorobis(eta-cyclopentadienyl)hafnium Dichlorodicyclopentadienylhafnium dichlorodi-pi-cyclopentadienyl-hafniu Dichlorodi-pi-cyclopentadienylhafnium Hafnium dicyclopentadiene dichloride Hafnium, dichlorobis(eta(5)-2,4-cyclopentadien-1-yl)- Hafnium, dichlorodi-pi-cyclopentadienyl- hafniumdicyclopentadienedichloride Hafnocene dichloride (dichlorodicyclopentadienyl)hafnium dichlorobis(eta5-cyclopenta-2,4-dien-1-yl)hafnium Bis(cyclopentadienyl)hafnium dichloride, (Hafnocene dichloride) HAFNOCENE DICHLORIDE 97+% Bis(cyclopentadienyl)hafniumdichloride,min.98%(Hafnocenedichloride) | [EINECS(EC#)]
235-177-5 | [Molecular Formula]
C10H10Cl2Hf 10* | [MDL Number]
MFCD00001438 | [Molecular Weight]
379.58 | [MOL File]
12116-66-4.mol |
| Chemical Properties | Back Directory | [Appearance]
white to light brown crystals or crystalline | [Melting point ]
230-233 °C
| [Boiling point ]
339.81°C (rough estimate) | [solubility ]
Soluble in aromatic solvents, chloroform; slightly soluble in THF, ether. Insolble in hexanes. | [form ]
crystal | [color ]
off-white | [Hydrolytic Sensitivity]
7: reacts slowly with moisture/water | [Sensitive ]
Air & Moisture Sensitive | [Exposure limits]
ACGIH: TWA 0.5 mg/m3 NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3 | [InChI]
1S/2C5H5.2ClH.Hf/c2*1-2-4-5-3-1;;;/h2*1-5H;2*1H;/q;;;;+2/p-2 | [InChIKey]
UHCOEQZUSAFLHQ-UHFFFAOYSA-L | [SMILES]
Cl[Hf]Cl.[CH]1[CH][CH][CH][CH]1.[CH]2[CH][CH][CH][CH]2 | [CAS DataBase Reference]
12116-66-4(CAS DataBase Reference) | [NIST Chemistry Reference]
Bis(«eta»5-cyclopentadienyl)hafnium dichloride(12116-66-4) | [EPA Substance Registry System]
12116-66-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi,Xn | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36:Wear suitable protective clothing . S37/39:Wear suitable gloves and eye/face protection . | [RIDADR ]
UN3261 | [WGK Germany ]
3
| [RTECS ]
MG4815000
| [F ]
10-21 | [TSCA ]
Yes | [HS Code ]
2931.90.9051 | [HazardClass ]
8 | [PackingGroup ]
III | [Storage Class]
11 - Combustible Solids | [Hazard Classifications]
Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
| Hazard Information | Back Directory | [Chemical Properties]
white to light brown crystals or crystalline | [Uses]
Starting material to prepare many kinds of hafnocene(II or IV) derivatives; in combination with AgI salt, is an effective activator for glycosyl fluoride. Pharmaceutical intermediates and alos used in chemical research. | [reaction suitability]
core: hafnium reagent type: catalyst |
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