++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + XPREP - DATA PREPARATION & RECIPROCAL SPACE EXPLORATION Ver. 5.1/NT + + COPYRIGHT(c) 1997 Bruker Analytical X-ray Systems All Rights Reserved + + S92 started at 09:26:01 on 29-MAY-0 + ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Original cell in Angstroms and degrees: 9.359 16.076 17.627 86.86 89.62 84.45 5888 Reflections read from file s92.hkl; mean (I/sigma) = 10.31 Lattice exceptions: P A B C I F Obv Rev All N (total) = 0 3005 2935 2968 2911 4454 3922 3920 5888 N (int>3sigma) = 0 1614 1782 1774 1725 2585 2380 2385 3569 Mean intensity = 0.0 72.1 90.3 91.6 92.4 84.6 92.0 93.8 93.8 Mean int/sigma = 0.0 8.6 10.3 10.2 10.3 9.7 10.3 10.4 10.4 Lattice type: P chosen Volume: 2635.66 ------------------------------------------------------------------------------- DETERMINATION OF REDUCED (NIGGLI) CELL Transformation from original cell (HKLF-matrix): 1.0000 0.0000 0.0000 0.0000 1.0000 0.0000 0.0000 0.0000 1.0000 Unitcell: 9.359 16.076 17.627 86.86 89.62 84.45 Niggli form: a.a = 87.59 b.b = 258.43 c.c = 310.73 b.c = 15.54 a.c = 1.10 a.b = 14.56 ------------------------------------------------------------------------------- SEARCH FOR HIGHER METRIC SYMMETRY ------------------------------------------------------------------------------ Option A: FOM = 0.000 deg. TRICLINIC P-lattice R(int) = 0.063 [ 2722] Cell: 9.359 16.076 17.627 86.86 89.62 84.45 Volume: 2635.66 Matrix: 1.0000 0.0000 0.0000 0.0000 1.0000 0.0000 0.0000 0.0000 1.0000 Option A selected ------------------------------------------------------------------------------- SPACE GROUP DETERMINATION Lattice exceptions: P A B C I F Obv Rev All N (total) = 0 3005 2935 2968 2911 4454 3922 3920 5888 N (int>3sigma) = 0 1614 1782 1774 1725 2585 2380 2385 3569 Mean intensity = 0.0 72.1 90.3 91.6 92.4 84.6 92.0 93.8 93.8 Mean int/sigma = 0.0 8.6 10.3 10.2 10.3 9.7 10.3 10.4 10.4 Crystal system A and Lattice type P selected Mean |E*E-1| = 0.943 [expected .968 centrosym and .736 non-centrosym] Chiral flag NOT set Systematic absences not required for triclinic Option Space Group No. Type Axes CSD R(int) N(eq) Syst. Abs. CFOM [A] P-1 # 2 centro 1 8646 0.063 2722 0.0 / 10.4 1.03 [B] P1 # 1 chiral 1 700 0.063 2722 0.0 / 10.4 5.39 Option [A] chosen ------------------------------------------------------------------------------- Determination of unit-cell contents Formula: C35 H29 Fe1 N3 O2 Formula weight = 579.46 Tentative Z (number of formula units/cell) = 4.0 giving rho = 1.460, non-H atomic volume = 16.1 and following cell contents and analysis: C 140.00 72.54 % H 116.00 5.04 % N 12.00 7.25 % O 8.00 5.52 % Fe 4.00 9.64 % F(000) = 1208.0 Mo-K(alpha) radiation Mu (mm-1) = 0.61 ------------------------------------------------------------------------------- File s92.ins set up as follows: TITL S92 in P-1 CELL 0.71073 9.3589 16.0758 17.6274 86.856 89.616 84.448 ZERR 4.00 0.0007 0.0020 0.0033 0.012 0.012 0.009 LATT 1 SFAC C H N O FE UNIT 140 116 12 8 4 TREF HKLF 4 END -------------------------------------------------------------------------------