4-Amino-2,6-dimethoxypyrimidine
- CAS NO.：3289-50-7
- Empirical Formula: C6H9N3O2
- Molecular Weight: 155.15
- MDL number: MFCD00082802
- EINECS: 221-946-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-04 15:29:15
What is 4-Amino-2,6-dimethoxypyrimidine?
The Uses of 4-Amino-2,6-dimethoxypyrimidine
4-Amino-2,6-dimethoxypyrimidine is a compound that may be polychlorinated (1). It is also (Sulfadimethoxine EP Impurity A) is an impurity of Sulfadimethoxine (S699060), an antibacterial agents that is an emerging contaminant of concern (2).
General Description
4-Amino-2,6-dimethoxypyrimidine is methoxy substituted 4-aminopyrimidine. Molecules of 4-amino-2,6-dimethoxypyrimidine are linked by an N-H.O hydrogen bond and an N-H.N hydrogen bond, forming sheets containing centrosymmetric rings. Photocatalytic degradation of 4-amino-2,6-dimethoxypyrimidine on TiO2 has been reported. Mass spectra of 4-amino-2,6-dimethoxypyrimidine has been studied.
Properties of 4-Amino-2,6-dimethoxypyrimidine
| Melting point: | 149-152 °C (lit.) |
| Boiling point: | 340.1±45.0 °C(Predicted) |
| Density | 1.229±0.06 g/cm3(Predicted) |
| storage temp. | under inert gas (nitrogen or Argon) at 2–8 °C |
| solubility | methanol: soluble25mg/mL, clear, colorless to yellow |
| form | Crystalline |
| pka | 3.35±0.10(Predicted) |
| color | White |
| CAS DataBase Reference | 3289-50-7(CAS DataBase Reference) |
| EPA Substance Registry System | 4-Pyrimidinamine, 2,6-dimethoxy- (3289-50-7) |
Safety information for 4-Amino-2,6-dimethoxypyrimidine
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4-Amino-2,6-dimethoxypyrimidine
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