1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- Product Name
- 1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- CAS No.
- 185961-99-3
- Chemical Name
- 1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- Synonyms
- Rimegepant Impurity 59;1-(4-piperidyl)-3H-imidazo[4,5-b]pyridin-2-one;1-(4-Piperidyl)imidazo[4,5-b]pyridin-2(3H)-one;1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one;1-Piperidin-4-yl-1,3-dihydro-iMidazo[4,5-b]pyridin-2-one;1,3-dihydro-1-(4-piperidinyl)-2h-imidazo[4,5-b]pyridin-2-one;1-(Piperidin-4-yl)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one;2H-IMidazo[4,5-b]pyridin-2-one, 1,3-dihydro-1-(4-piperidinyl)-
- CBNumber
- CB62487687
- Molecular Formula
- C11H14N4O
- Formula Weight
- 218.26
- MOL File
- 185961-99-3.mol
1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one Property
- storage temp.
- under inert gas (nitrogen or Argon) at 2–8 °C
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 9717AA
- Product name
- 1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- Packaging
- 100mg
- Price
- $215
- Updated
- 2021/12/16
- Product number
- CHM0385602
- Product name
- 1-(PIPERIDIN-4-YL)-1H-IMIDAZO-[4,5-B]PYRIDIN-2(3H)-ONE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $498.16
- Updated
- 2021/12/16
- Product number
- A495925
- Product name
- 1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- Purity
- 95+%
- Packaging
- 100mg
- Price
- $88
- Updated
- 2021/12/16
- Product number
- 185961993
- Product name
- 1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- Packaging
- 250mg
- Price
- $202.8
- Updated
- 2021/12/16
- Product number
- A495925
- Product name
- 1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one
- Purity
- 95+%
- Packaging
- 250mg
- Price
- $213
- Updated
- 2021/12/16
1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one Chemical Properties,Usage,Production
Synthesis
1146637-16-2
185961-99-3
Step 4: 690 g (1.96 mol) of benzyl 4-(2-oxo-2,3-dihydroimidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate was dissolved in 5.4 L of methanol, heated to 60 °C and 46 g of 10% Pd/C catalyst was added (catalyst-to-substrate mass ratio of 6.6%). The hydrogenation reaction was carried out under 60 psi hydrogen pressure until hydrogen absorption was complete. Upon completion of the reaction, the catalyst was removed by filtration. 4 L of methanol was removed by distillation from the filtrate, followed by the addition of 2 L of methylcyclohexane and continued distillation to remove 1.5 L of solvent. The resulting suspension was diafiltrated and the residue was washed with methylcyclohexane and dried at 40 °C. Yield: 446 g (100%). eSI-MS: m/z = 219 (M + H)+.
References
[1] Patent: US2010/324028, 2010, A1. Location in patent: Page/Page column 32
[2] Patent: US2011/59954, 2011, A1. Location in patent: Page/Page column 67
[3] Patent: US2011/195954, 2011, A1. Location in patent: Page/Page column 75
[4] Patent: US2012/88755, 2012, A1. Location in patent: Page/Page column 51-52
1-(piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one Preparation Products And Raw materials
Raw materials
Preparation Products
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