Chemistry is traditionally divided into organic and inorganic chemistry. Computed Properties of C4H2Cl2N2, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 141-30-0
The new pyridazine derivatives have unexpected drug properties as inhibitors of protein kinases especially against ALK and are useful in treating disorders related to abnormal protein kinase activities such as cancer, neurological and psychiatric diseases
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Reference：
Pyridazine – Wikipedia,
Pyridazine | C4H4N1424 – PubChem