Skip to Content
Merck
All Photos(1)

Documents

424471

Sigma-Aldrich

1,2,3,4-Tetramethyl-1,3-cyclopentadiene

~85%

Synonym(s):

1,2,3,4-Tetramethylcyclopentadiene

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C9H14
CAS Number:
Molecular Weight:
122.21
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

~85%

Quality Level

form

liquid

refractive index

n20/D 1.472 (lit.)

bp

142 °C (lit.)

density

0.808 g/mL at 25 °C (lit.)

SMILES string

CC1=C(C)C(C)=C(C)C1

InChI

1S/C9H14/c1-6-5-7(2)9(4)8(6)3/h5H2,1-4H3

InChI key

VNPQQEYMXYCAEZ-UHFFFAOYSA-N

General description

1,2,3,4-Tetramethyl-1,3-cyclopentadiene is a tetra substituted 1,3-cyclopentadiene. It participates in the synthesis of resin-bound tetramethylcyclopentadienes.

Application

1,2,3,4-Tetramethyl-1,3-cyclopentadiene may be used as a starting material in the synthesis of 1,7,8,9-tetramethyl-4-oxa-tricyclo[5.2.1.02,6]dec-8-ene-3,5-dione.

Other Notes

remainder mixture of isomers

Pictograms

Flame

Signal Word

Warning

Hazard Statements

Hazard Classifications

Flam. Liq. 3

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

107.6 °F - closed cup

Flash Point(C)

42 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

The synthesis of resin-bound tetramethylcyclopentadienes: an evaluation of two methodologies.
Shearer AS and de Miguel YR.
Tetrahedron Letters, 47(4), 447-450 (2006)
Selvan Demir et al.
Nature communications, 8(1), 2144-2144 (2017-12-17)
Increasing the operating temperatures of single-molecule magnets-molecules that can retain magnetic polarization in the absence of an applied field-has potential implications toward information storage and computing, and may also inform the development of new bulk magnets. Progress toward these goals
Synthesis of 4-Amino-1, 7, 8, 9-tetramethyl-4-aza-tricyclo [5.2. 1.02,6] dec-8-ene-3, 5-dione.
Struga M and Kossakowski J.
Molbank, 2007(2), M534-M534 (2007)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service