Molecular Formula | C6H4Cl2N2S |
Molar Mass | 207.08 |
Density | 1.613±0.06 g/cm3(Predicted) |
Boling Point | 329.4±42.0 °C(Predicted) |
Appearance | Solid |
pKa | -2.53±0.20(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
Hazard Symbols | Xn - Harmful |
Risk Codes | R22 - Harmful if swallowed R36 - Irritating to the eyes |
Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
use | 2,4-dichloro -6,7-dihydrothiophene [3,2-D] pyrimidine is a pyrimidine organic substance and can be used as a pharmaceutical intermediate. |
preparation | using 6, 7-dihydrothieno [3,2-d] pyrimidine -2, 4-diol as the starting material, the target compound 2, 4-dichloro-6, 7-dihydrothiophene [3,2-D] pyrimidine was prepared by chlorination reaction. The synthesis reaction formula is as follows: |