An efficient and confluent approach for the synthesis of novel 3,4-dihydro-2H-naphtho[2,3-e][1,3]oxazine-5,10-dione derivatives by a three component reaction in ionic liquid
Khanna, Garima; Aggarwal, Komal; Khurana, Jitender; RSC Adv.  (2015) –; doi:10.1039/C5RA06169E

data_7220497
_publ_section_title
;
 An efficient and confluent approach for the synthesis of novel
 3,4-dihydro-2H-naphtho[2,3-e][1,3]oxazine-5,10-dione derivatives by a
 three component reaction in ionic liquid
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA06169E
_journal_year                    2015
_chemical_formula_sum            'C18 H12 F N O3'
_chemical_formula_weight         309.29
_chemical_name_common            oxazine
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_symmetry_space_group_name_Hall  '-P 1'
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_audit_update_record
;
2015-02-13 deposited with the CCDC.
2015-05-18 downloaded from the CCDC.
;
_cell_angle_alpha                92.548(8)
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_cell_measurement_temperature    293(2)
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_computing_cell_refinement
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
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_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
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_computing_molecular_graphics    'ORTEP-32 (Faruggia, 1997)'
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm. 
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_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.487
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cuboidal
_exptl_crystal_F_000             320
_exptl_crystal_size_max          0.04
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_refine_ls_extinction_coef       0.012(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_shift/su_mean         0.010
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0685P)^2^+0.3584P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.1461
_reflns_number_gt                2062
_reflns_number_total             2420
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_cod_original_cell_volume        690.74(11)
_cod_database_code               7220497