Structures published

Hexa-p-tertbutyl-5,5'-bi-calix[4]arene

C₈₂H₉₈Cl₄O₈

Organic letters (2006) 8, 12 2571-2574

a=31.350(2)Å b=19.1542(15)Å c=11.9956(9)Å

α=90.00° β=97.422(3)° γ=90.00°

Chemical Communications (2000) 16 1547

a=18.551(3)Å b=18.551(3)Å c=18.0135(16)Å

α=90.00° β=90.00° γ=120.00°

Journal of Organic Chemistry (2008) 73, 7124-7131

a=13.8747(3)Å b=17.3039(3)Å c=20.3235(4)Å

α=68.4740(10)° β=76.6560(10)° γ=68.5970(10)°