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Name |
2-Amino-4-chloropyrimidine |
EINECS | N/A |
CAS No. | 3993-78-0 | Density | 1.437g/cm3 |
PSA | 51.80000 | LogP | 1.29340 |
Solubility | N/A | Melting Point |
155-160 °C (dec.) |
Formula | C4H4ClN3 | Boiling Point | 314.609 °C at 760 mmHg |
Molecular Weight | 129.549 | Flash Point | 144.07 °C |
Transport Information | N/A | Appearance | White solid |
Safety | 26-36/37/39-36/39 | Risk Codes | 36/37/38-41-37/38-22 |
Molecular Structure | Hazard Symbols | Xn, Xi | |
Synonyms |
Pyrimidine,2-amino-4-chloro- (6CI,7CI,8CI);(4-Chloropyrimidin-2-yl)amine;4-Chloro-2-pyrimidinamine;NSC 10872;NSC 25184;2-Amino-4-chloridepyrimidine; |
Article Data | 27 |
4-chloro-2-methanesulfonylpyrimidine
2-amino-4-chloropyrimidine
Conditions | Yield |
---|---|
With aq. NH3 In isopropyl alcohol | 100% |
Conditions | Yield |
---|---|
With pyridine; trichlorophosphate at 180℃; under 150.015 - 900.09 Torr; for 2h; Neat (no solvent); | 95% |
With trichlorophosphate for 1.5h; Heating; | 52% |
Conditions | Yield |
---|---|
Stage #1: isocytosine With chlorosulfonic acid; trichlorophosphate at 20 - 95℃; Inert atmosphere; Stage #2: With ammonium hydroxide In water at 20℃; pH=~ 7; Cooling wit ice; | 92% |
Stage #1: isocytosine With trichlorophosphate for 1.5h; Reflux; Stage #2: With sodium carbonate In water pH=9; Cooling with ice; | 52% |
Conditions | Yield |
---|---|
With chlorosulfonic acid; trichlorophosphate at -5 - 90℃; for 5h; Inert atmosphere; | 73% |
2,6-Dichloropyrimidine
A
2-chloropyrimidin-4-amine
B
2-amino-4-chloropyrimidine
Conditions | Yield |
---|---|
With ammonium hydroxide In water at 20℃; | A 69% B 23% |
With ammonium hydroxide at 20℃; for 5h; | A 59% B 37% |
With ammonium hydroxide In water at 20℃; for 5h; | A 59% B 37% |
Conditions | Yield |
---|---|
With ammonia; water | |
With ammonium hydroxide at 20℃; for 16h; |
2-amino-4-chloropyrimidine
Conditions | Yield |
---|---|
With sulfuric acid; trichlorophosphate | |
With chlorosulphuric acid; trichlorophosphate |
2-amino-4-chloropyrimidine
Conditions | Yield |
---|---|
With trichlorophosphate |
2,6-Dichloropyrimidine
ammonia
A
2-chloropyrimidin-4-amine
B
2-amino-4-chloropyrimidine
Conditions | Yield |
---|---|
at 100℃; |
2-amino-4-chloropyrimidine
Conditions | Yield |
---|---|
With ammonia | 51.3 g |
Empirical Formula: C4H4ClN3
Molecular Weight: 129.5477
Nominal Mass: 129 Da
Average Mass: 129.5477 Da
Monoisotopic Mass: 129.009375 Da
Index of Refraction: 1.617
Molar Refractivity: 31.56 cm3
Molar Volume: 90.1 cm3
Surface Tension: 66.4 dyne/cm
Density: 1.437 g/cm3
Flash Point: 144.1 °C
Enthalpy of Vaporization: 55.58 kJ/mol
Boiling Point: 314.6 °C at 760 mmHg
Vapour Pressure: 0.000461 mmHg at 25 °C
Melting Point: 155-160 °C (dec.)
Appearance: White solid
Structure of 2-Amino-4-chloropyrimidine (CAS NO.3993-78-0):
IUPAC Name: 4-Chloropyrimidin-2-amine
Canonical SMILES: C1=CN=C(N=C1Cl)N
InChI: InChI=1S/C4H4ClN3/c5-3-1-2-7-4(6)8-3/h1-2H,(H2,6,7,8)
InChIKey: DBGFGNCFYUNXLD-UHFFFAOYSA-N
Product Category of 2-Amino-4-chloropyrimidine (CAS NO.3993-78-0): APIs & Intermediate;Pyridines, Pyrimidines, Purines and Pteredines;Amines;Bases & Related Reagents;Heterocycles;Nucleotides;Pyrazines, Pyrimidines & Pyridazines;Halogenated Heterocycles;Heterocyclic Building Blocks
2-Amino-4-chloropyrimidine (CAS NO.3993-78-0) is usually used for the synthesis of pesticides such as Chlorimuron-ethyl.
The Hazard Codes: Xi,Xn
The Risk Statements:
22: Harmful if swallowed
41: Risk of serious damage to eyes
36/37/38: Irritating to eyes, respiratory system and skin
37/38: Irritating to respiratory system and skin
The Safety Statements information:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
36/39: Wear suitable protective clothing and eye/face protection
Hazard Note: Irritant
2-Amino-4-chloropyrimidine , its cas register number is 3993-78-0. It also can be called (4-Chloropyrimidin-2-yl)amine ; 4-Chloro-2-pyrimidinamine ; and 2-Pyrimidinamine,4-chloro- .