Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

640573

Sigma-Aldrich

Cyclopropanesulfonyl chloride

95%

Synonym(s):

Cyclopropylsulfonyl chloride

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

About This Item

Empirical Formula (Hill Notation):
C3H5ClO2S
CAS Number:
139631-62-2
Molecular Weight:
140.59
MDL number:
MFCD01631933
UNSPSC Code:
12352100
PubChem Substance ID:
24882651
NACRES:
NA.22

Assay

95%

refractive index

n20/D 1.4770 (lit.)

density

1.38 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

ClS(=O)(=O)C1CC1

InChI

1S/C3H5ClO2S/c4-7(5,6)3-1-2-3/h3H,1-2H2

InChI key

PFWWSGFPICCWGU-UHFFFAOYSA-N

Application

Cyclopropanesulfonyl chloride can be used in the synthesis of (1R,2S)-1-amino-2-vinylcyclopropanecarboxylic sulfonamide derivatives, which can serve as building blocks in the preparation of potent hepatitis C virus NS3 protease inhibitors.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Precautionary Statements

P280 - P305 + P351 + P338 - P310

Hazard Classifications

Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

204.8 °F - closed cup

Flash Point(C)

96 °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
63496HM
MKBF0368V
MKAA1313
09306PH
13107LE

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

"Concise asymmetric synthesis of a (1R, 2S)-1-amino-2-vinylcyclopropanecarboxylic acid-derived sulfonamide and ethyl ester"
Lou Sha, et al.
Organic & Biomolecular Chemistry, 11(39), 6796-6805 (2013)

Articles

Sulfonyl Chlorides and Sulfonamides

Sulfonyl chlorides are often chosen as building blocks in medicinal chemistry for their ability to easily react with heterocyclic amines to create complex sulfonamides.

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