Skip to Content
Merck
All Photos(2)

Key Documents

429937

Sigma-Aldrich

Triisopropylsilanethiol

97%

Synonym(s):

1,1,1-Tris(1-methylethyl)silanethiol, Triisopropylsilylthiol, Tris(propan-2-yl)silanethiol

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
[(CH3)2CH]3SiSH
CAS Number:
Molecular Weight:
190.42
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

form

liquid

refractive index

n20/D 1.479 (lit.)

bp

70-75 °C/2 mmHg (lit.)

density

0.887 g/mL at 25 °C (lit.)

SMILES string

CC(C)[Si](S)(C(C)C)C(C)C

InChI

1S/C9H22SSi/c1-7(2)11(10,8(3)4)9(5)6/h7-10H,1-6H3

InChI key

CPKHFNMJTBLKLK-UHFFFAOYSA-N

General description

Triisopropylsilanethiol compound (TIPS-SH) is an organosilicon compound. It is an effective alternative to H2S to prepare unsymmetrical dialkyl sulfides and alkanethiols. During radical reactions, it serves as a polarity reversal catalyst. Furthermore, it serves as a ligand in the Ziegler-Natta polymerization of ethylene. HSTIPS reagent used to prepare 9-BBN-derived alkyl and aryl boranes.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

170.6 °F - closed cup

Flash Point(C)

77 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

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.

Already Own This Product?

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

Visit the Document Library

Triisopropylsilanethiol
Feray L and Bertrand MP
Encyclopedia of Reagents for Organic Synthesis, Second Edition (2001)

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