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CAS No.: | 32779-36-5 |
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Name: | 5-Bromo-2-chloropyrimidine |
Article Data: | 23 |
Molecular Structure: | |
Formula: | C4H2BrClN2 |
Molecular Weight: | 193.43 |
Synonyms: | 5-bromo-2-chloro-pyrimidine;Pyrimidine, 5-bromo-2-chloro-;2-chloro-5-bromopyrimidine; |
EINECS: | -0 |
Density: | 1.86 g/cm3 |
Melting Point: | 76-81 °C(lit.) |
Boiling Point: | 291.552 °C at 760 mmHg |
Flash Point: | 130.126 °C |
Solubility: | insoluble in water |
Appearance: | off-white to beige crystalline powder |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36/39-37/39-36 |
PSA: | 25.78000 |
LogP: | 1.89250 |
5-bromopyrimidin-2-ol
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With trichlorophosphate at 80℃; | 88% |
With trichlorophosphate In N,N-dimethyl-aniline for 4h; Heating / reflux; | 75% |
With N,N-dimethyl-aniline; trichlorophosphate for 4h; Heating; | 73% |
5-bromo-1H-pyrimidin-2-one
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With N,N-dimethyl-aniline; trichlorophosphate for 6h; Heating / reflux; | 84% |
5-bromopyrimidine
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With trichlorophosphate at 0 - 120℃; for 4.16667h; | 80% |
With trichlorophosphate at 0 - 120℃; for 4.25h; |
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With N,N-dimethyl-aniline; trichlorophosphate | 77% |
5-bromo-2-aminopyrimidine
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With tert.-butylnitrite; N-benzyl-N,N,N-triethylammonium chloride In dichloromethane at 20℃; Inert atmosphere; | 36% |
4-amino-5-bromo-2-chloropyrimidine
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With tetrahydrofuran; tert.-butylnitrite; dimethyl sulfoxide at 30℃; for 2h; Green chemistry; | 27% |
2-chloropyrimidine
5-Bromo-2-chloropyrimidine
Conditions | Yield |
---|---|
With N-Bromosuccinimide; boron trifluoride diethyl etherate In acetonitrile at 20℃; Solvent; Reflux; | 14.1 g |
With bromine; acetic acid Reflux; | 29 g |
With bromine; acetic acid Reflux; | 29 g |
Conditions | Yield |
---|---|
In methanol; water for 72h; Reflux; | 100% |
With potassium carbonate In tetrahydrofuran; water; tert-butyl alcohol at 150℃; for 0.25h; microwave; | 98% |
Stage #1: 5-Bromo-2-chloropyrimidine; methylamine In methanol at 115℃; for 48h; Sealed vessel; Stage #2: With sodium hydroxide In dichloromethane; water | 93% |
5-Bromo-2-chloropyrimidine
isopropyl alcohol
5-bromo-2-(propan-2-yloxy)pyrimidine
Conditions | Yield |
---|---|
With sodium at 20℃; | 100% |
Stage #1: isopropyl alcohol With sodium hydride Stage #2: 5-Bromo-2-chloropyrimidine for 15h; Reflux; | |
With sodium hydride at 60℃; for 24.5h; Heating / reflux; |
Conditions | Yield |
---|---|
Stage #1: morpholine With potassium carbonate In acetonitrile at 20℃; for 1h; Stage #2: 5-Bromo-2-chloropyrimidine In acetonitrile for 18h; Reflux; | 100% |
With potassium carbonate In acetonitrile at 85℃; for 10h; | 95% |
With N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 16h; | 85% |
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Safety
5-Bromo-2-Chloropyrimidine
Hazard Codes : Xi
Risk Statements : 36/37/38
Safety Statements : 26-36/39-37/39-36