TY - ECHAP DO - 10.1055/b-0035-118211 SN - 9783131015945 SN - 9783131966445 LA - EN TI - 7.4. Other Diazinodiazines: 7.4.6. Pyrimido[4,5-d]pyridazines PB - Georg Thieme Verlag KG CY - Stuttgart PY - 1998 ET - Additional and supplementary volume to the 4th. edition UR - http://www.thieme-connect.de/products/ebooks/lookinside/10.1055/b-0035-118211 T3 - Methoden der Organischen Chemie (Houben-Weyl) VL - E 9 c DA - 2015/07/30 T2 - Hetarenes IV ER -