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Merck
CN

901361

Sigma-Aldrich

N-((Methylsulfonyl)oxy)acetimidoyl chloride

≥95%

Synonym(s):

(1-Chloroethylidene)azanyl ester methanesulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C3H6ClNO3S
CAS Number:
1433887-06-9
Molecular Weight:
171.60
MDL number:
MFCD31707682
UNSPSC Code:
12352101

Key Documents

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Quality Level

100

Assay

≥95%

form

powder or crystals

functional group

amine
chloro
sulfonic acid

SMILES string

[S](=O)(=O)(ONC(=C)Cl)C

InChI

1S/C3H6ClNO3S/c1-3(4)5-8-9(2,6)7/h5H,1H2,2H3

InChI key

MAVJMVPCGSHQGN-UHFFFAOYSA-N

Application

This air- and moisture-stable reagent enables the direct functionalization of pyridines under mild conditions for late-stage diversification of complex and drug-like molecules.

Other Notes

A Bifunctional Reagent Designed for the Mild, Nucleophilic Functionalization of Pyridines

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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Patrick S Fier
Journal of the American Chemical Society, 139(28), 9499-9502 (2017-07-06)
Herein is reported the design and application of a reagent for the direct functionalization of pyridines. These reactions occur under mild conditions and exhibit broad functional group tolerance, enabling the late-stage functionalization of drug-like molecules. The reagent can be easily

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