++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + XPREP - DATA PREPARATION & RECIPROCAL SPACE EXPLORATION Ver. 5.1/NT + + COPYRIGHT(c) 1997 Bruker Analytical X-ray Systems All Rights Reserved + + 06skc0075 started at 13:54:35 on 27-NOV-0 + ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Original cell in Angstroms and degrees: 10.062 10.722 12.761 90.67 105.83 99.83 33645 Reflections read from file 06skc0075.hkl; mean (I/sigma) = 4.53 Lattice exceptions: P A B C I F Obv Rev All N (total) = 0 16821 16814 16855 16761 25245 22465 22438 33645 N (int>3sigma) = 0 8710 8738 8840 8743 13144 11806 11654 17570 Mean intensity = 0.0 185.3 199.4 205.4 193.2 196.7 201.3 206.8 200.6 Mean int/sigma = 0.0 4.6 4.6 4.7 4.6 4.6 4.7 4.6 4.6 Lattice type: P chosen Volume: 1302.59 ------------------------------------------------------------------------------- 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: 10.062 10.722 12.761 90.67 105.83 99.83 Niggli form: a.a = 101.24 b.b = 114.97 c.c = 162.85 b.c = -1.59 a.c = -35.04 a.b = -18.42 ------------------------------------------------------------------------------- SEARCH FOR HIGHER METRIC SYMMETRY ------------------------------------------------------------------------------ Option A: FOM = 0.000 deg. TRICLINIC P-lattice R(int) = 0.121 [ 27524] Cell: 10.062 10.722 12.761 90.67 105.83 99.83 Volume: 1302.59 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 16821 16814 16855 16761 25245 22465 22438 33645 N (int>3sigma) = 0 8710 8738 8840 8743 13144 11806 11654 17570 Mean intensity = 0.0 185.3 199.4 205.4 193.2 196.7 201.3 206.8 200.6 Mean int/sigma = 0.0 4.6 4.6 4.7 4.6 4.6 4.7 4.6 4.6 Crystal system A and Lattice type P selected Mean |E*E-1| = 0.909 [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 0.121 27524 0.0 / 4.6 2.51 [B] P1 # 1 chiral 1 700 0.121 27524 0.0 / 4.6 5.31 Option [A] chosen ------------------------------------------------------------------------------- Determination of unit-cell contents Formula: C11H17O3N1S1 Formula weight = 243.32 Tentative Z (number of formula units/cell) = 4.0 giving rho = 1.241, non-H atomic volume = 20.4 and following cell contents and analysis: C 44.00 54.30 % H 68.00 7.04 % N 4.00 5.76 % O 12.00 19.73 % S 4.00 13.18 % F(000) = 520.0 Mo-K(alpha) radiation Mu (mm-1) = 0.24 ------------------------------------------------------------------------------- File 06skc0075p-1.ins set up as follows: TITL 06skc0075p-1 in P-1 CELL 0.71073 10.0617 10.7224 12.7612 90.665 105.835 99.831 ZERR 4.00 0.0006 0.0006 0.0008 0.003 0.003 0.003 LATT 1 SFAC C H N O S UNIT 44 68 4 12 4 TEMP 0.02 TREF HKLF 4 END 33645 Reflections written to new reflection file 06skc0075p-1.hkl -------------------------------------------------------------------------------