N-Bromosuccinimide promoted one-pot synthesis of guanidine: scope and mechanism.
Zhou, Ling; Chen, Jie; Zhou, Jing; Yeung, Ying-Yeung; Organic letters 13 (2011) 5804–5807; doi:10.1021/ol202402y

data_1502547
_publ_section_title
;
 N-Bromosuccinimide promoted one-pot synthesis of guanidine: scope and
 mechanism.
;
_journal_issue                   21
_journal_name_full               'Organic letters'
_journal_page_first              5804
_journal_page_last               5807
_journal_paper_doi               10.1021/ol202402y
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C18 H18 N4 O4 S'
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_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
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_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
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_exptl_absorpt_correction_T_max  0.9371
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_exptl_crystal_density_meas      ?
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_refine_ls_structure_factor_coef Fsqd
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'calc w=1/[\s^2^(Fo^2^)+(0.0508P)^2^+0.2900P] where P=(Fo^2^+2Fc^2^)/3'
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_cod_data_source_file            ol202402y_si_005.cif
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_cod_depositor_comments
;
The following automatic conversions were performed:

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

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' 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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'Not Measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1502547