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Home > Encyclopedia > 5-BROMO-2-CHLORO-3-METHOXYPYRIDINE

5-BROMO-2-CHLORO-3-METHOXYPYRIDINE

5-BROMO-2-CHLORO-3-METHOXYPYRIDINE structure

5-BROMO-2-CHLORO-3-METHOXYPYRIDINE 

structure
  • CAS No:

    286947-03-3

  • Formula:

    C6H5BrClNO

  • Chemical Name:

    5-BROMO-2-CHLORO-3-METHOXYPYRIDINE

  • Synonyms:

    5-bromo-2-chloro-3-methoxypyridine;5-Bromo-2-chloro-3-methoxy-pyridine;Pyridine, 5-bromo-2-chloro-3-methoxy-;MFCD08234976;KSC496C6L;SCHEMBL608749;CTK3J6165;DTXSID10587791;2-Chloro-3-methoxy-5-bromopyridine;ANW-53971

  • Categories:

    Pharmaceutical Intermediates  >  Heterocyclic Compound

5-BROMO-2-CHLORO-3-METHOXYPYRIDINE Basic Attributes

222.47

220.924301

DTXSID10587791

2933399090

Characteristics

22.1

2.5

1.6±0.1 g/cm3

68-72°C

245.617ºC at 760 mmHg

102.3±25.9 °C

1.560

0.045mmHg at 25°C

Safety Information

Ⅲ

IRRITANT

2811

3

22-41-25

26-39-45

Xn,T

P280-P301 + P310-P305 + P351 + P338

H301-H318

|Danger|H301 (97.5%): Toxic if swallowed [Danger Acute toxicity, oral]|P264, P270, P280, P301+P310, P305+P351+P338, P310, P321, P330, P405, and P501|Aggregated GHS information provided by 40 companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

5-BROMO-2-CHLORO-3-METHOXYPYRIDINE Use and Manufacturing

Step 3: Example 51A The product from Example 40B (1.2 g, 5.8 mmol) in diethyl ether (5 mL) was added to a suspension of NaH (181 mg, 7.5 mmol) in dry DMF (30 mL) and diethyl ether (6 mL). After stirring at ambient temperature for 30 minutes, the mixture was treated with a solution of iodomethane (1.06 g, 7.5 mmol) in diethyl ether (3 mL) and stirring was continued for an additional 30 minutes. The reaction mixture was quenched with water (20 mL), extracted with diethyl ether (100 mL), dried (MgSO4), and concentrated under reduced pressure. The residue was purified on SiO2 (ethyl acetate/hexane, 1/4) to provide the title compound (0.32 g, 25percent) as a colorless oil. MS (DCI/NH3) m/z 222/224/226 (M+H)+.A suspension of NaH (0.181 g, 7.5 mmol) in dry DMF (30 mL) and diethyl ether (6 mL) was treated with the product from Example 23B (1.2 g, 5.8 mmol) in diethyl ether (5 mL). After stirring at ambient temperature for 30 minutes, the mixture was treated with a solution of iodomethane (1.06 g, 7.5 mmol) in diethyl ether (3 mL). After stirring for 30 minutes, the mixture was quenched with water (20 mL), extracted with diethyl ether (100 mL), dried (MgSO4) and concentrated under reduced pressure. The crude was purified on SiO2 (ethyl acetate:hexane, 1:4) to provide the title compound as a colorless oil (0.32 g, 25percentprovide). MS(DCI/NH3) m/z 222/224/226 (M+H)+.Phosphoryl chloride (POClb. Preparation of Compound Phosphoryl chloride (POClTo a mixture of 3-bromo-5-methoxypyridine 1-oxide (2 g 9.80 mmol) in DCM (40 mL) was added POCl

Computed Properties

Molecular Weight:222.47
XLogP3:2.5
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:1
Exact Mass:220.92430
Monoisotopic Mass:220.92430
Topological Polar Surface Area:22.1
Heavy Atom Count:10
Complexity:114
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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