Nonplanar porphyrins. X-ray structures of (2, 3, 7, 8, 12, 13, 17, 18

regardless of whether the bolaphile is added to a preformed MLV dispersion and incubated for 1 h at 50 O C , or whether it is initially present in the...
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Additions and Corrections

J . Am. Chem. SOC.,Vol. 112, No. 26, 1990 9615

Additions and Corrections Design, Synthesis, and Activity of Membrane-DisruptingBolaphiles [ J . Am. Chem. Soc. 1990,112,5844-58501. NIMALJAYASURIYA,

STANISLAV BOSAK,and STEVEN L. REGEN* Page 5850, left column, line 30: This line should read as follows: Moreover, the endotherms observed for the latter are the same, regardless of whether the bolaphile is added to a preformed MLV dispersion and incubated for 1 h at 50 O C , or whether it is initially present in the lipid mixture, prior to liposome formation. Page 5850, left column, line 35: The word fluid should replace gel.

Nonplanar Porphyrins. X-ray Structures of (2,3,7,8,12,13,17, 18-Octaethyl- and -0ctamethyl-5,10,15,20-tetraphenylporphinato)zinc(II) [ J . Am. Chem. Soc. 1990,112,8851-8857]. KATHLEENM. BARKIGIA, M. DOLORESBERBER,JACKFAJER,* CRAIG J. MEDFORTH, MARKW. RENNER,and KEVINM. SMITH* Page 8854: Figures 7 and 9 were printed incorrectly. The corrected figures and captions are given below.

108

105

24

10

6 106

111

u

-108

-114

Figure 7. Displacements of the 24 atoms that comprise the ZnOETPP porphyrin core from the mean plane of the 24 atoms, in units of 0.01 A.

1.473

1.460

01:1207 1420

2 052

1 360

2 057

113 6 7

2 071

1456

1.418

1454

3

0 1371 1465

1456 1389

Figure 9. Bond distances in ZnOETPP, in A. esd's are 0.008 A for a typical C-C bond and 0.005 A for the Zn-N distances.