Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

View All Documentation

563439

Sigma-Aldrich

1-[(Trimethylsilyl)ethynyl]-4-(trifluoromethyl)benzene

97%

Synonym(s):

[4-(Trifluoromethyl)phenyl](trimethylsilyl)acetylene

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
C6H4CF3C≡CSi(CH3)3
CAS Number:
40230-95-3
Molecular Weight:
242.31
MDL number:
MFCD03427266
UNSPSC Code:
12352100
PubChem Substance ID:
24880099
NACRES:
NA.22

Quality Level

100

assay

97%

refractive index

n20/D 1.4760 (lit.)

bp

80 °C/0.1 mmHg (lit.)

density

1.029 g/mL at 25 °C (lit.)

functional group

fluoro

SMILES string

C[Si](C)(C)C#Cc1ccc(cc1)C(F)(F)F

InChI

1S/C12H13F3Si/c1-16(2,3)9-8-10-4-6-11(7-5-10)12(13,14)15/h4-7H,1-3H3

InChI key

FHGNUAFFHLVAJP-UHFFFAOYSA-N

pictograms

Flame
GHS02

signalword

Warning

hcodes

H226

Hazard Classifications

Flam. Liq. 3

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

135.0 °F - closed cup

flash_point_c

57.2 °C - closed cup

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCP9824
MKBX8184V
MKBX0703V
MKBT3315V
MKBJ2593V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

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