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12548 Bis(cyclopentadienyl)zirconium dichloride

CAS Number
1291-32-3
Synonyms
Zirconocene dichloride

Stock No. Size Price ($) Quantity Availability
12548-06 5g 30.60
12548-14 25g 94.60
12548-22 100g 287.00
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Bis(cyclopentadienyl)zirconium dichloride

MDL
MFCD00003726
EINECS
215-066-8

Chemical Properties

Formula
C10H10Cl2Zr
Formula Weight
292.32
Form
Powder, Packaged under argon
Melting point
242-245°
Boiling Point
124-125°/15mm
Storage & Sensitivity
Moisture Sensitive. Air Sensitive. Store under Nitrogen. Ambient temperatures.
Solubility
It is soluble in water.

Applications

Bis(cyclopentadienyl)zirconium dichloride is used for for Stereoselective Glycosidation. It is also used in the catalyzed transamidation of primary amides with amines. Zirconocene dichloride can also be used to prepare the Negishi reagent,in oxidative cyclisation reactions. Other applications include it is used to promote greener amidations of carboxylic acids and amines in catalytic amounts. This technology avoids the requirement of preactivation of the carboxylic acid or use of coupling reagents.

Notes

It is air, moisture sensitive. Store in a cool, dry place. Store in a tightly closed container. Keep refrigerated. Incompatibilities with Other Materials: Acids, bases, moisture, alcohols, halogens, moist air or water.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code
2931.90
TSCA
Yes
RTECS
ZH7525000

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