A retro diels-alder route to diphosphorus chemistry: molecular precursor synthesis, kinetics of p2 transfer to 1,3-dienes, and detection of p2 by molecular beam mass spectrometry.
Velian, Alexandra; Nava, Matthew; Temprado, Manuel; Zhou, Yan; Field, Robert W.; Cummins, Christopher C.; Journal of the American Chemical Society 136 (2014) 13586–13589; doi:10.1021/ja507922x

data_4122642
_publ_section_title
;
 A retro diels-alder route to diphosphorus chemistry: molecular precursor
 synthesis, kinetics of p2 transfer to 1,3-dienes, and detection of p2 by
 molecular beam mass spectrometry.
;
_journal_issue                   39
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              13586
_journal_page_last               13589
_journal_paper_doi               10.1021/ja507922x
_journal_volume                  136
_journal_year                    2014
_chemical_formula_sum            'C36 H25 B F4 Mo O3 P2'
_chemical_formula_weight         750.25
_chemical_name_systematic
; 
 ? 
;
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_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
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_cell_measurement_temperature    100(2)
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_diffrn_measurement_method       '\f and \w scans'
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_diffrn_reflns_point_group_measured_fraction_full 1.000
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'I\mS micro-focus sealed tube, multilayer optics'
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_refine_ls_structure_factor_coef Fsqd
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; 
 w=1/[\s^2^(Fo^2^)+(0.0386P)^2^+11.6574P] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
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_reflns_number_gt                5718
_reflns_number_total             6305
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 4122640--4122642.cif.'
_cod_database_code               4122642
_shelx_estimated_absorpt_t_min   0.896
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_shelx_hkl_checksum              14357