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393223

Sigma-Aldrich

1,2-Bis(3-indenyl)ethane

98%

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About This Item

Empirical Formula (Hill Notation):
C20H18
CAS Number:
18657-57-3
Molecular Weight:
258.36
MDL number:
MFCD00191814
UNSPSC Code:
12352100
PubChem Substance ID:
24864507

Assay

98%

mp

121-125 °C (lit.)

SMILES string

C(CC1=CCc2ccccc12)C3=CCc4ccccc34

InChI

1S/C20H18/c1-3-7-19-15(5-1)9-11-17(19)13-14-18-12-10-16-6-2-4-8-20(16)18/h1-8,11-12H,9-10,13-14H2

InChI key

CQAQBIQKEFJNRZ-UHFFFAOYSA-N

General description

1,2-Bis(3-indenyl)ethane is an indene derivative.

Application

1,2-Bis(3-indenyl)ethane may be used in the synthesis of rac-(EBI)Zr(NMe2)2 (EBI=ethylene-1,2-bis(1-indenyl)) by elimination reaction with Zr(NMe2)4 and also in the preparation of dilithio-1,2-bis(indenyl)ethane. It may be used for the preparation of chiral polymerization catalysts.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

393223-1G:
393223-5G:
393223-VAR:
393223-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Efficient Synthesis of Chiral ansa-Metallocenes by Amine Elimination. Synthesis, Structure, and Reactivity of rac-(EBI)Zr(NMe2)2.
Diamond GM, et al.
Journal of the American Chemical Society, 118(34), 8024-8033 (1996)
ansa-Metallocene Derivatives: IV. Synthesis and molecular structures of chiral ansa-titanocene derivatives with bridged tetrahydroindenyl ligands.
Wild FRWP, et al.
Journal of Organometallic Chemistry, 232(3), 233-247 (1982)
Organometallics, 10, 1501-1501 (1991)

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