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12112-67-3 - Chloro(1,5-cyclooctadiene)iridium(I) dimer, Ir 57.2% - Bis(1,5-cyclooctadiene)diiridium(I) dichloride - 12749 - Alfa Aesar

12749 Chloro(1,5-cyclooctadiene)iridium(I) dimer, Ir 57.2%

CAS Number
12112-67-3
Synonyms
Bis(1,5-cyclooctadiene)diiridium(I) dichloride

Size Price ($) Quantity Availability
0.25g 65.70
1g 186.00
5g 811.00
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Chloro(1,5-cyclooctadiene)iridium(I) dimer, Ir 57.2%

MDL
MFCD00012414
EINECS
235-170-7

Chemical Properties

Formula
C16H24Cl2Ir2
Formula Weight
671.71
Form
Crystalline powder
Melting point
190° dec.
Solubility
Soluble in chloroform and toluene. Slightly soluble in acetone and alcohol. Insoluble in water.

Applications

Chloro(1,5-cyclooctadiene)iridium(I) dimer is widely used as a precursor to other iridium complexes, which finds application in homogeneous catalysis like carbonylation, hydrosilylation, hydrofomylation, asymmetric allylic substitutions, metathesis and chiral catalysis reactions. It is involved in the preparation of Crabtree's catalyst, which is used for hydrogenation and hydrogen-transfer reactions.

Notes

Moisture sensitive. Incompatible with strong oxidizing agents.

Literature References

John, J.; Wilson-Konderka, C.; Metallinos, C. Low Pressure Asymmetric Hydrogenation of Quinolines using an Annulated Planar Chiral N-Ferrocenyl NHC-Iridium Complex. Adv. Synth. Catal. 2015, 357 (9), 2071-2081.

El Amouri, H.; Gruselle, M.; Jaouén, G. bis[Dichloro(η-pentamethylcyclopentadienyl)rhodium(III) and-iridium(III)] from bis[Chloro(1, 5-cyclooctadiene)rhodium(I) and-iridium(I)] Oxidation, and Formation of 1, 5-Cyclooctadiene(η-pentamethylcyclopentadienyl)rhodium(I). Synth. React. Inorg. Met.-Org. Chem. 2015, 24 (3), 395-400.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

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

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code
2843.90
TSCA
No

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