Bis(cyclopentadienyl)zirconium(IV) dichloride

• Catalog No.: 14693
• CAS Number: 1291-32-3
• M. F.: C10H10Cl2Zr
• M. W.: 292.3164
• Purity: ≥98.0% (AT)

SYNONYMS

• Title: 双(环戊二烯基)二氯化锆(IV)
• IUPAC name: bis(cyclopenta-2,4-dien-1-ide); dichlorozirconiumbis(ylium)
• IUPAC Traditional name: bis(cyclopentadienide); dichlorozirconiumbis(ylium)
• Synonyms: 二(环戊二烯基)二氯化锆(IV); Zirconocene dichloride; Di(cyclopentadienyl)zirconium(IV) dichloride; 二氯二茂锆

DATABASE IDS

• EC Number: 215-066-8
• CAS Number: 1291-32-3
• MDL Number: MFCD00003726

PROPERTIES

• Empirical Formula (Hill Notation): C10H10Cl2Zr
• Grade: purum
• Purity: ≥98.0% (AT)
• Melting Point: 242-245 °C(lit.)
• Melting Point: 243-245 °C
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 36/37/38
• RTECS: ZH7525000
• Safety Statements: 26-36
• German water hazard class: 3

DETAILS

Description (English)

Other Notes
Stable starting material for the preparation of bis(cyclopentadienyl)zirconium chloride hydride (Schwartz′ reagent)1; Methylenation of carbonyl compounds with this reagent, Zn and CH2Br22; Starting material for the in-situ preparation of zirconocene 1-butene adduct, the Negishi reagent, used for intramolecular co-cyclisations3

Description (简体中文)

Other Notes
用于制备双(环戊二烯基)氢氯化锆（Schwartz 试剂）的稳定原料1；羰基化合物与该试剂、Zn 和 CH2Br22的亚甲基化反应；用于原位制备二茂锆 1-丁烯加合物，即用于分子内部共环化反应的 Negishi 试剂的原料3