Dehydromethylation of alkali metal salts of the utility amide 2,2,6,6-tetramethylpiperidide (TMP)
Kennedy, Alan R.; Leenhouts, Sarah M.; Liggat, John J.; Martínez-Martínez, Antonio J.; Miller, Kimberley; Mulvey, Robert E.; O'Hara, Charles T.; O'Keefe, Philip; Steven, Alan; Chemical Communications (Cambridge, United Kingdom) 50 (2014) 10588–10591; doi:10.1039/c4cc04959d

data_7115584
_publ_section_title
;
 Dehydromethylation of alkali metal salts of the utility amide
 2,2,6,6-tetramethylpiperidide (TMP)
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   73
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              10588
_journal_page_last               10591
_journal_paper_doi               10.1039/c4cc04959d
_journal_volume                  50
_journal_year                    2014
_chemical_formula_moiety         'C14 H30 Li N3'
_chemical_formula_sum            'C14 H30 Li N3'
_chemical_formula_weight         247.35
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_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
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_atom_sites_solution_hydrogens   geom
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
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_computing_data_collection
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
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_computing_data_reduction
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
;
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
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_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur E'
_diffrn_measurement_method       'omega scans'
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_diffrn_reflns_point_group_measured_fraction_full 0.999
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_diffrn_reflns_theta_min         2.901
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_exptl_absorpt_correction_T_max  1.00000
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CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.34.40 (release 27-08-2010 CrysAlis171 .NET)
(compiled Aug 27 2010,11:50:40)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
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_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    0.990
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0463P)^2^+0.0137P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1126
_refine_ls_wR_factor_ref         0.1295
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_reflns_number_gt                2186
_reflns_number_total             3275
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4cc04959d.cif
_cod_data_source_block           amsm1327_a
_cod_database_code               7115584
_shelx_estimated_absorpt_t_min   0.99830
_shelx_estimated_absorpt_t_max   1.00000
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_shelx_res_checksum              45139
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