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795666

Sigma-Aldrich

Garg 5-bromo-3,4-pyridyne precursor

95%

Synonym(s):

5-Bromo-4-(trimethylsilyl)pyridin-3-yl trifluoromethanesulfonate

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About This Item

Empirical Formula (Hill Notation):
C9H11BrF3NO3SSi
CAS Number:
Molecular Weight:
378.24
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

95%

form

liquid

density

1.549 g/L at 25 °C

storage temp.

2-8°C

SMILES string

BrC1=CN=CC(S(=O)(C(F)(F)F)=O)=C1[Si](C)(C)C

InChI

1S/C9H11BrF3NO3SSi/c1-19(2,3)8-6(10)4-14-5-7(8)17-18(15,16)9(11,12)13/h4-5H,1-3H3

InChI key

DFTOVRWLXREECB-UHFFFAOYSA-N

Application

Pyridyne precursor can be activated under mild fluoride conditions, which are highly reactive with dienes and other dipolariphiles (e.g. azides) to provide cycloaddition products containing an indole motif.

Pictograms

Skull and crossbonesCorrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Articles

New and efficient methods for the synthesis of functionalized heterocycles are highly sought after.

Related Content

The Garg group develops methods for the synthesis of natural products and pharmaceuticals. One key method pertains to heterocyclic arynes, such as indolynes and pyridynes, which are generated in situ from silyltriflate precursors under mild fluoride based reaction conditions.

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