5-Methyl <small>L</small>-glutamate
Wu, Yong-Fei; Li, Fen-Fang; Jin, Long-Fei; Acta Crystallographica Section E 61 (2005) o3752–o3753; doi:10.1107/S1600536805032952

data_2207177
_publ_section_title
;
 5-Methyl <small>L</small>-glutamate
;
_journal_coeditor_code           CI6645
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3752
_journal_page_last               o3753
_journal_paper_doi               10.1107/S1600536805032952
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C6 H11 N O4'
_chemical_formula_moiety         'C6 H11 N O4'
_chemical_formula_sum            'C6 H11 N O4'
_chemical_formula_weight         161.16
_chemical_name_systematic
;
5-Methyl L-glutamate
;
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 104.995(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.286(3)
_cell_length_b                   4.6163(11)
_cell_length_c                   17.111(4)
_cell_measurement_reflns_used    1287
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      28.16
_cell_measurement_theta_min      2.46
_cell_volume                     784.8(3)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        SAINT-Plus
_computing_molecular_graphics    'SHELXTL (Bruker, 2001)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_sigmaI/netI    0.0280
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            953
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.23
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  0.9931
_exptl_absorpt_correction_T_min  0.9633
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.415
_refine_diff_density_min         -0.276
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.147
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     103
_refine_ls_number_reflns         953
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.144
_refine_ls_R_factor_all          0.0567
_refine_ls_R_factor_gt           0.0506
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.1191P)^2^+0.0947P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1460
_refine_ls_wR_factor_ref         0.1598
_reflns_number_gt                903
_reflns_number_total             953
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci6645.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        784.9(3)
_cod_original_sg_symbol_H-M      'C 2'
_cod_database_code               2207177
_cod_database_fobs_code          2207177