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408085

Sigma-Aldrich

3-Bromo-5-iodobenzoic acid

97%

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About This Item

Linear Formula:
BrC6H3(I)CO2H
CAS Number:
188815-32-9
Molecular Weight:
326.91
MDL number:
MFCD00191851
UNSPSC Code:
12352100
PubChem Substance ID:
24865503
NACRES:
NA.22

assay

97%

form

solid

mp

219-221 °C (lit.)

SMILES string

OC(=O)c1cc(Br)cc(I)c1

InChI

1S/C7H4BrIO2/c8-5-1-4(7(10)11)2-6(9)3-5/h1-3H,(H,10,11)

InChI key

MKJBJYCBKXPQSY-UHFFFAOYSA-N

General description

3-Bromo-5-iodobenzoic acid (BrIBA) is a halogen substituted carboxylic acid.

Application

3-Bromo-5-iodobenzoic acid may be used in the preparation of the following:
  • Phenyl(3-bromo-5-iodo)benzoate.
  • As starting reagent for the large-scale synthesis of the thromboxane receptor antagonist 3-{3-[2-(4-chlorobenzenesulfonamido)ethyl]-5-(4-fluorobenzyl)phenyl}propionic acid, via regioselective Heck cross-coupling reaction.
  • Methyl 3-bromo-5-iodobenzoate.
  • 3-Bromo-5-(triisopropylsilylethynyl)benzoic acid, via Sonogashira coupling reaction.
  • Trifluoroacetophenone.

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

Certificates of Analysis (COA)

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S Lindman et al.
Bioorganic & medicinal chemistry, 8(9), 2375-2383 (2000-10-12)
Rigidification of peptides by cyclization and iterative incorporation of well-defined secondary structure mimetics constitutes one approach to the design of non-peptidergic structures with better defined conformations. We herein present the synthesis of a potential gamma-turn mimetic scaffold, and its incorporation
Synthesis of acetylene-functionalized [2]rotaxane monomers directed toward side chain-type polyrotaxanes.
Nakazono K, et al.
Polymer Journal, 42(3), 208-215 (2010)
A scalable synthesis of the thromboxane receptor antagonist 3-{3-[2-(4-chlorobenzenesulfonamido) ethyl]-5-(4-fluorobenzyl) phenyl} propionic acid via a regioselective Heck cross-coupling strategy.
Waite DC and Mason CP.
Organic Process Research & Development, 2(2), 116-120 (1998)
Keisuke Gondo et al.
Molecules (Basel, Switzerland), 17(6), 6625-6632 (2012-06-26)
Reaction of dibenzoylmethane with (diacetoxyiodo)benzene in the presence of KOH in MeCN quantitatively gave the corresponding iodonium ylide, which was treated with a HF reagent to afford the corresponding 2-fluorinated dibenzoylmethane in 14-50% yields. The similar reaction of the iodonium

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