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762261

Sigma-Aldrich

Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene][[5-[(dimethylamino)sulfonyl]-2-(1-methylethoxy-O)phenyl]methylene-C]ruthenium(II)

Synonym(s):

Zhan Catalyst-1B

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About This Item

Empirical Formula (Hill Notation):
C33H43Cl2N3O3RuS
CAS Number:
918870-76-5
Molecular Weight:
733.75
MDL number:
MFCD08459353
UNSPSC Code:
12161600
PubChem Substance ID:
329766960
NACRES:
NA.22

form

solid

Quality Level

100

reaction suitability

core: ruthenium
reagent type: catalyst

SMILES string

[Ru+2](=C2N(CCN2c4c(cc(cc4C)C)C)c3c(cc(cc3C)C)C)=Cc1c(ccc(c1)[S](=O)(=O)N(C)C)OC(C)C.[Cl-].[Cl-]

InChI

1S/C21H26N2.C12H17NO3S.2ClH.Ru/c1-14-9-16(3)20(17(4)10-14)22-7-8-23(13-22)21-18(5)11-15(2)12-19(21)6;1-9(2)16-12-7-6-11(8-10(12)3)17(14,15)13(4)5;;;/h9-12H,7-8H2,1-6H3;3,6-9H,1-2,4-5H3;2*1H;/q;;;;+2/p-2

InChI key

OXLURKCRXVAJQS-UHFFFAOYSA-L

Application

Zhan Catalyst-1B (Hoveyda-Grubbs type catalyst) can be used:
  • In the preparation of hybrid olefin metathesis catalysts, with increased catalytic activity via immobilization on molecular seives. supports
  • As a catalyst in the synthesis of divergent dendrimer
  • In ring-closure metathesis (RCM) reaction.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCT8058
MKCS7802
MKCN0285
MKCP7835
MKCP7838

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Stereoselectivity in N-iminium ion cyclization: development of an efficient synthesis of ?-cephalotaxine
Liu H, et al.
Organic Letters, 17(18), 4444-4447 (2015)
Hoveyda-Grubbs type metathesis catalyst immobilized on mesoporous molecular sieves-The influence of pore size on the catalyst activity
Shinde T, et al.
Catalysis Today, 179(1), 123-129 (2012)
Oliver Kreye et al.
Macromolecular rapid communications, 35(3), 317-322 (2013-12-21)
The combination of the Passerini reaction and olefin cross-metathesis is shown to be a very useful approach for the divergent synthesis of dendrimers. Castor oil-derived platform chemicals, such as 10-undecenoic acid and 10-undecenal, are reacted in a Passerini reaction with

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