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293008

Sigma-Aldrich

Trimethylsulfoxonium chloride

98%

Synonym(s):

NSC 221182

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About This Item

Linear Formula:
(CH3)3S(Cl)O
CAS Number:
5034-06-0
Molecular Weight:
128.62
Beilstein/REAXYS Number:
4549927
EC Number:
225-724-6
MDL number:
MFCD00011898
UNSPSC Code:
12352101
PubChem Substance ID:
24857626
NACRES:
NA.22

Quality Level

100

assay

98%

form

solid

reaction suitability

reaction type: C-C Bond Formation

mp

226-229 °C (lit.)

functional group

sulfoxide

SMILES string

[Cl-].C[S+](C)(C)=O

InChI

1S/C3H9OS.ClH/c1-5(2,3)4;/h1-3H3;1H/q+1;/p-1

InChI key

KQYWHJICYXXDSQ-UHFFFAOYSA-M

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Application

Reactant involved in:
  • Polymerization of ylides
  • X-H insertion
  • One-pot sequential addition
  • Cyclopropanation of enones
Precursor to dimethyloxosulfonium methylide.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000247160
0000288155
0000243271
0000236576
89696EJV

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