HfCl4(C4H8O)2 Duraj S A, Towns R L R, Baker R J, Schupp J Acta Crystallographica C46 (1990) 890-892 Structure of cis-tetrachlorobis(tetrahydrofuran)hafnium(IV) _database_code_amcsd 0010131 7.914 12.806 14.357 90 90 90 P2_12_12_1 atom x y z Biso Hf .90793 .98788 .90469 3.416 Cl1 .1545 .9440 .8205 5.87 Cl2 .8148 .1139 .7921 4.75 Cl3 .9565 .8523 .0157 6.11 Cl4 .0251 .1199 .0014 6.67 O1 .663 .0102 .9744 4.3 O2 .760 .8739 .8246 3.7 C11 .584 .114 .9887 5.7 C12 .475 .104 .067 8.1 C13 .425 .983 .071 6.0 C14 .567 .930 .024 7.5 C21 .601 .899 .7715 5.5 C22 .528 .792 .752 5.6 C23 .676 .724 .740 6.2 C24 .803 .7620 .814 5.3