5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE
- Product Name
- 5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE
- CAS No.
- 115170-40-6
- Chemical Name
- 5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE
- Synonyms
- 5-broMo-1H,2H,3H-pyrrolo[2,3-b]pyridine;5-broMo-2;5-Bromo-7-azaindoline;3-dihydro-1H-pyrrolo[2;5-BROMO-2,3-DIHYDRO-7-AZAINDOLE;5-Bromo-2,3-dihydro-7-azaindole 95%;BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE;5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE;1H-Pyrrolo[2,3-b]pyridine, 5-bromo-2,3-dihydro-;5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE ISO 9001:2015 REACH
- CBNumber
- CB6685414
- Molecular Formula
- C7H7BrN2
- Formula Weight
- 199.05
- MOL File
- 115170-40-6.mol
5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE Property
- Melting point:
- 186-191 (Decomposition)
- Boiling point:
- 315.8±42.0 °C(Predicted)
- Density
- 1.606
- Flash point:
- 136℃
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- form
- solid
- pka
- 9.31±0.20(Predicted)
- color
- Brown
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
- Precautionary statements
-
P280Wear protective gloves/protective clothing/eye protection/face protection.
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
- 702331
- Product name
- 5-Bromo-2,3-dihydro-7-azaindole
- Purity
- 95%
- Packaging
- 1g
- Price
- $311
- Updated
- 2023/06/20
- Product number
- B699393
- Product name
- 5-Bromo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine
- Packaging
- 10mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- 435215
- Product name
- 5-Bromo-2-
- Packaging
- 5mg
- Price
- $552
- Updated
- 2021/12/16
- Product number
- 435203
- Product name
- 5-Bromo-2-
- Packaging
- 100mg
- Price
- $611
- Updated
- 2021/12/16
- Product number
- FB139888
- Product name
- 5-Bromo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine
- Packaging
- 10g
- Price
- $687.5
- Updated
- 2021/12/16
5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE Chemical Properties,Usage,Production
Uses
5-Bromo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine is a useful intermediate for organic synthesis.
Synthesis
10592-27-5
115170-40-6
a) 16.8 g (0.14 mol) of 2,3-dihydro-1H-pyrrolo[2,3-b]pyridine, 24.13 g (0.143 mol) of 48% hydrobromic acid and 260 g of methylene chloride were added to a reaction flask and stirred thoroughly to obtain reaction mixture C; b) The temperature of reaction mixture C was controlled at 25~30°C, and 20.20 g of 20% hydrogen peroxide solution was added slowly dropwise. hydrogen peroxide solution to obtain mixture D; c) Neutralize mixture D using 60 g of saturated aqueous sodium bisulfite solution until the red color of the reaction solution completely disappeared, and carry out partitioning to obtain the organic phase E and the aqueous phase F; d) Wash the organic phase E with 200 g of water; e) Recover the dichloromethane solvent from the organic phase E obtained in step d) to obtain 26.6 g of 5-bromo-2,3-dihydro-1H-pyrrolo[ 2,3-b]pyridine in 95.6% yield and the product was ≥99% pure by liquid chromatography.
References
[1] Patent: CN107987076, 2018, A. Location in patent: Paragraph 0048-0053; 0064-0069; 0074; 0080-0085
[2] Patent: CN105461718, 2016, A. Location in patent: Paragraph 0016
[3] Patent: WO2004/78757, 2004, A2. Location in patent: Page 48; 50-51
[4] Patent: WO2015/157504, 2015, A1. Location in patent: Page/Page column 37
[5] Patent: EP1782811, 2007, A1. Location in patent: Page/Page column 63
5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE manufacturers
- Product
- 5-Bromo-2,3-dihydro-7-azaindole 115170-40-6
- Price
- US $3.00-9.00/KG
- Min. Order
- 0.1KG
- Purity
- 99%
- Supply Ability
- g-kg-tons, free sample is available
- Release date
- 2025-06-26
- Product
- 5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE 115170-40-6
- Price
- US $1.10/g
- Min. Order
- 1g
- Purity
- 99.0% min
- Supply Ability
- 100 tons min
- Release date
- 2021-05-13
- Product
- 5-BROMO-2,3-DIHYDRO-1H-PYRROLO[2,3-B]PYRIDINE 115170-40-6
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 1ton
- Release date
- 2019-07-11