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Basic Information
| CAS No.: | 22536-67-0 |
|---|---|
| Name: | 2,5-Dichloropyrimidine |
| Molecular Structure: | |
|
|
|
| Formula: | C4H2Cl2N2 |
| Molecular Weight: | 148.979 |
| Synonyms: | 2,5-Dichlorpyrimidin; |
| EINECS: | 639-415-2 |
| Density: | 1.493 g/cm3 |
| Melting Point: | 57.0-57.5 °C |
| Boiling Point: | 265.3 °C at 760 mmHg |
| Flash Point: | 139.8 °C |
| Solubility: | Slightly soluble in water. |
| Hazard Symbols: |
 C
|
| Risk Codes: | 22-41-50 |
| Safety: | 26-39-61 |
| PSA: | 25.78000 |
| LogP: | 1.78340 |
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Synthetic route
- 1003845-06-4
(2-chloropyrimidin-5-yl)boronic acid
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With N-chloro-succinimide; copper(l) chloride In acetonitrile at 80℃; for 16h; | 75% |
- 5428-89-7
5-chloropyrimidin-2-amine
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With hydrogenchloride; sodium nitrite |
- 54326-16-8
5-chloropyrimidin-2-one
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With trichlorophosphate |
- 38353-09-2
2-hydroxypyrimidine hydrochloride
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With chlorine; N,N-dimethyl-aniline; trichlorophosphate Yield given. Multistep reaction; |
- 54326-16-8
2-hydroxy-5-chloropyrimidine
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 5-chloro-2-hydroxypyrimidine With N,N-dimethyl-aniline; trichlorophosphate at 120℃; for 1h; Stage #2: With water at 0℃; | |
| Stage #1: 5-chloro-2-hydroxypyrimidine With N,N-dimethyl-aniline; trichlorophosphate at 120℃; for 1h; Stage #2: With water | |
| With trichlorophosphate In N,N-dimethyl-aniline at 120℃; for 1h; Inert atmosphere; | 6 g |
- 5750-76-5
2,4,5-trichloropyrimidine
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 2,4,5-trichloropyrimidine With hydrogen; palladium 10% on activated carbon In methanol at 50℃; for 2h; Stage #2: With sodium hydrogencarbonate In methanol; water at 20℃; | |
| With acetic acid; zinc In tetrahydrofuran at 20℃; for 2h; Heating; Reflux; | |
| With acetic acid; zinc In tetrahydrofuran for 2h; Reflux; | |
| Stage #1: 2,4,5-trichloropyrimidine With acetic acid; zinc In tetrahydrofuran for 2h; Reflux; Stage #2: With sodium hydrogencarbonate; sodium hydroxide In dichloromethane; water pH=10; | |
| With acetic acid; zinc In tetrahydrofuran at 20℃; Reflux; |
- 22536-67-0
2,5-dichloropyrimidine
- 65364-65-0
(5-Chloro-pyrimidin-2-yl)-cyano-acetic acid ethyl ester
Conditions
| Conditions | Yield |
|---|---|
| at 70℃; for 3h; | 100% |
Conditions
| Conditions | Yield |
|---|---|
| With N-ethyl-N,N-diisopropylamine In isopropyl alcohol Reflux; | 100% |
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With triethylamine In isopropyl alcohol at 80℃; for 3h; | 97% |
- 22536-67-0
2,5-dichloropyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; | 97% |
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2,5-Dichloropyrimidine
Chemistry
The molecular formula of 2,5-Dichloropyrimidine(22536-67-0) is C4H2Cl2N2 and its formula weight is 148.98.
The density of 2,5-Dichloropyrimidine(22536-67-0) is 1.493 g/cm3 and it has a melting point of 57.0-57.5°C. The boiling point is 265.3 °C at 760 mmHg. The refractive index is about 1.559 . Its flash point is 139.8 °C .
The chemical synonyms of 2,5-Dichloropyrimidine(22536-67-0) are 2,5-DICHLOROPYRIMIDINE;Pyrimidine, 2,5-dichloro- (7CI,8CI,9CI);2,5-DICHLOROPYRIMIDINE,PURITY:95% MIN(HPLC);Pyrimidine, 2,5-dichloro-
The molecular structure of 2,5-Dichloropyrimidine(22536-67-0):
The density of 2,5-Dichloropyrimidine(22536-67-0) is 1.493 g/cm3 and it has a melting point of 57.0-57.5°C. The boiling point is 265.3 °C at 760 mmHg. The refractive index is about 1.559 . Its flash point is 139.8 °C .
The chemical synonyms of 2,5-Dichloropyrimidine(22536-67-0) are 2,5-DICHLOROPYRIMIDINE;Pyrimidine, 2,5-dichloro- (7CI,8CI,9CI);2,5-DICHLOROPYRIMIDINE,PURITY:95% MIN(HPLC);Pyrimidine, 2,5-dichloro-
The molecular structure of 2,5-Dichloropyrimidine(22536-67-0):
Safety Profile
Hazard Codes C