| | Identification | Back Directory |  | [Name] 
 3-Ethynylimidazo[1,2-b]pyridazine
 |  | [CAS] 
 943320-61-4
 |  | [Synonyms] 
 Ponatinib Impurity 1
 3-Ethynylimidazo[1,2-b]pyridazine
 3-Ethynylimidazolo[1,2-b]pyridazine
 IMidazo[1,2-b]pyridazine, 3-ethynyl-
 |  | [Molecular Formula] 
 C8H5N3
 |  | [MDL Number] 
 MFCD17012027
 |  | [MOL File] 
 943320-61-4.mol
 |  | [Molecular Weight] 
 143.15
 | 
 | Chemical Properties | Back Directory |  | [density ] 
 1.15±0.1 g/cm3(Predicted)
 |  | [storage temp. ] 
 Sealed in dry,2-8°C
 |  | [form ] 
 solid
 |  | [pka] 
 3.71±0.30(Predicted)
 |  | [color ] 
 White to grey
 |  | [InChI] 
 InChI=1S/C8H5N3/c1-2-7-6-9-8-4-3-5-10-11(7)8/h1,3-6H
 |  | [InChIKey] 
 VYOHSFQVMLAURO-UHFFFAOYSA-N
 |  | [SMILES] 
 C12=NC=C(C#C)N1N=CC=C2
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 3-Ethynylimidazo[1,2-b]pyridazine is used as an intermediate of Ponatinib, a BCR-ABL tyrosine kinase inhibitor anticancer drug used in the treatment of chronic myeloid leukaemia (CML) and Philadelphia Chromosome-Positive Acute Lymphoblastic Leukemia (Ph+ ALL).
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