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Basic Information
| CAS No.: | 1780-26-3 |
|---|---|
| Name: | 4,6-Dichloro-2-methylpyrimidine |
| Article Data: | 20 |
| Cas Database | |
| Molecular Structure: | |
|
|
|
| Formula: | C5H4Cl2N2 |
| Molecular Weight: | 163.006 |
| Synonyms: | 2-Methyl-4,6-dichloropyrimidine;NSC 35923; |
| EINECS: | 605-815-0 |
| Density: | 1.404 g/cm3 |
| Melting Point: | 41.5-45.5 °C(lit.) |
| Boiling Point: | 210.8 °C at 760 mmHg |
| Flash Point: | 101.1 °C |
| Appearance: | white or offwhite crystalline powder |
| Hazard Symbols: |
 C
|
| Risk Codes: | 34 |
| Safety: | 26-36/37/39-45 |
| Transport Information: | UN 3261 8/PG 2 |
| PSA: | 25.78000 |
| LogP: | 2.09180 |
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Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| With trichlorophosphate Heating; | 97% |
| With thionyl chloride In acetonitrile at 80℃; for 3h; Temperature; Concentration; Reagent/catalyst; Industrial scale; | 94% |
| With trichlorophosphate at 95℃; for 18h; | 90% |
- 40497-30-1
2-methyl-1H-pyrimidine-4,6-dione
- 1780-26-3
2,4-dichloro-2-methylpyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With trichlorophosphate | |
| With N,N-dimethyl-aniline; trichlorophosphate |
- 1780-26-3
2,4-dichloro-2-methylpyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In tetrahydrofuran; diethyl ether for 0.0833333h; Ambient temperature; Yield given; |
- 1780-26-3
2,4-dichloro-2-methylpyrimidine
Conditions
| Conditions | Yield |
|---|---|
| With ammonia In methanol at 50℃; for 5h; Solvent; Temperature; Concentration; Industrial scale; | 92% |
| With ammonium hydroxide In ethanol at 140℃; for 1h; Microwave irradiation; | 90% |
| With ammonia In water; isopropyl alcohol regioselective reaction; | 83% |
Raw Materials
Downstream Products
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4,6-Dichloro-2-methylpyrimidine
Chemistry
Synonyms: BUTTPARK 52\14-70;2-MDCP;2-METHYL-4,6-DICHLOROPYRIMIDINE;4,6-DICHLORO-2-METHYLPYRIMIDINE;4,6-Dichloro-2-methylpyrimidiine;Pyrimidine, 4,6-dichloro-2-methyl-;4,6-Dichloro-2-methylpyrimidine ,99%;4,6-Dichloro-2-Methylpyrimidine/2,4-dichloro-6-methylpyrimidine
The Molecular formula of 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3): C5H4Cl2N2
The Molecular Weight of 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3):163
Molecular Structure :
Flash point:208 °F
The Molecular formula of 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3): C5H4Cl2N2
The Molecular Weight of 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3):163
Molecular Structure :
Flash point:208 °F
Safety Profile
Hazard Codes 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3): 
C
Risk Statements 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3):
34: Causes burns
Safety Statements 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3):
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR:UN 3261 8/PG 2
WGK Germany:3
HazardClass:8
PackingGroup:III
C Risk Statements 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3):
34: Causes burns
Safety Statements 4,6-DICHLORO-2-METHYLPYRIMIDINE(1780-26-3):
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR:UN 3261 8/PG 2
WGK Germany:3
HazardClass:8
PackingGroup:III