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5-Bromonicotinonitrile

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5-Bromonicotinonitrile Basic information
Product Name:5-Bromonicotinonitrile
Synonyms:AKOS BBS-00003122;3-Bromo-5-cyanopyridine 97%;5-Bromo-3-cyanopyridine,97%;5-Bromonicotinonitrile,98%;3-Cyano-5-broMopyridine;5-BroMo-3-pyridinecarbonitrile;3-Bromo-5-cyanopyridine, 5-Bromopyridine-3-carbonitrile;5-Bromonicotinonitrile 97%
CAS:35590-37-5
MF:C6H3BrN2
MW:183.01
EINECS:
Product Categories:Boronic Acid;C6Heterocyclic Building Blocks;Halogenated Heterocycles;Heterocyclic Building Blocks;Pyridine;Organohalides;Nucleotides and Nucleosides;Bases & Related Reagents;Nucleotides;blocks;Bromides;Carboxes;Pyridines
Mol File:35590-37-5.mol
5-Bromonicotinonitrile Structure
5-Bromonicotinonitrile Chemical Properties
Melting point 103-107 °C(lit.)
Boiling point 228.8±20.0 °C(Predicted)
density 1.72±0.1 g/cm3(Predicted)
storage temp. Inert atmosphere,Room Temperature
solubility Chloroform (Heated), Ethyl Acetate (Slightly), Methanol (Slightly)
form Solid
pka-0.57±0.20(Predicted)
color Pale Yellow to Yellow
InChIInChI=1S/C6H3BrN2/c7-6-1-5(2-8)3-9-4-6/h1,3-4H
InChIKeyFTFFHWWIPOQCBC-UHFFFAOYSA-N
SMILESC1=NC=C(Br)C=C1C#N
CAS DataBase Reference35590-37-5(CAS DataBase Reference)
Safety Information
Hazard Codes Xi,Xn
Risk Statements 36/37/38-20/21/22
Safety Statements 26-36-36/37/39
RIDADR 3276
WGK Germany 3
Hazard Note Irritant
HazardClass 6.1
PackingGroup III
HS Code 29333990
Storage Class11 - Combustible Solids
Hazard ClassificationsEye Irrit. 2
Skin Irrit. 2
STOT SE 3
MSDS Information
ProviderLanguage
SigmaAldrich English
ALFA English
5-Bromonicotinonitrile Usage And Synthesis
Chemical PropertiesWhite crystalline powder
Uses5-Bromonicotinonitrile serves as a reagent in the synthesis of 5-[(1R,5S)-3,6-Diazabicyclo[3.2.0]heptan-6-yl]nicotinonitrile (A-366833, a novel nicotinic acetylcholine receptor (nAChR) ligand), reacting with (1S,5S)-benzyl 3,6-diazabicyclo[3.2.0]heptane-3-carboxylate[2].
Synthesis
3,5-Dibromopyridine

625-92-3

5-Bromonicotinonitrile

35590-37-5

General procedure for the synthesis of 3-cyano-5-bromopyridine from 3,5-dibromopyridine: iPrMgCl (2M in THF, 4.1 mL) and THF (5 mL) were added to a flask containing dry LiCl (0.35 g, 8.24 mmol) at 15 °C. After stirring for 15 min, a solution of 3-bromo-1-benzylnitrile (1.46 g, 8.03 mmol) in THF (1 mL) was slowly added to the reaction mixture and stirring was continued for 15 min. Subsequently, DMF (1.3 mL, 12 mmol) was added dropwise at 0 °C and the mixture was stirred for 2 hours. Upon completion of the reaction, aqueous NH3 (7 mL, 28-30%) and I2 (4.06 g, 16 mmol) were added to the mixture. After stirring for 2 h at room temperature, the reaction mixture was poured into saturated aqueous Na2SO3 solution and extracted with CHCl3 (3 x 30 mL). The organic layers were combined, dried with Na2SO4 and filtered. After removing the solvent under reduced pressure, the residue was purified by silica gel short column chromatography (eluent: hexane/ethyl acetate = 9:1, v/v) to afford pure 3-cyano-5-bromopyridine (0.73 g) in 71% yield. Most of the nitrile compounds involved in this study were commercially available and were identified by comparison with real samples.

References [1] Tetrahedron,  2013,  vol. 69,  # 5,  p. 1462 - 1469
[2] Ji, J., Bunnelle, W. H., Anderson, D. J., Faltynek, C., Dyhring, T., Ahring, P. K., Rueter, L. E., Curzon, P., Buckley, M. J., Marsh, K. C., Kempf-Grote, A., & Meyer, M. D. (2007). A-366833: A novel nicotinonitrile-substituted 3,6-diazabicyclo[3.2.0]-heptane α4β2 nicotinic acetylcholine receptor selective agonist: Synthesis, analgesic efficacy and tolerability profile in animal models. Biochemical Pharmacology, 74(8), 1253–1262. https://doi.org/10.1016/j.bcp.2007.08.010
Tag:5-Bromonicotinonitrile(35590-37-5) Related Product Information
1-Hexadecylpyridinium bromide 2-Chloro-3-cyanopyridine 3-Bromo-5-methylpyridine ETHYL 2-CYANOACRYLATE 4-Cyanopyridine DBDCB 3-Cyanopyridine 3-Hydroxypyridine 3-Aminopyridine Chlorfenapyr 3-Bromoanisole methyl 3-bromopicolinate 3-Bromo-5-iodo-pyridine 3-BROMO-4-FLUOROPYRIDINE 3-Bromo-5-chloropyridine 3-Bromo-5-nitropyridine 3-Bromopyridine-2-carboxylic acid 3-Bromo-5-hydroxypyridine