Rhodium-Catalyzed Three-Component Reaction between Silylacetylene and Two Ketenes Leading to 1,3-Enynes Bearing a Carboxylic Ester Group via Double Insertion of Ketenes.
Ogata, Kenichi; Ohashi, Itsuki; Fukuzawa, Shin-Ichi; Organic letters 14 (2012) 4214–4217; doi:10.1021/ol301897h

data_1508351
_publ_section_title
;
 Rhodium-Catalyzed Three-Component Reaction between Silylacetylene and Two
 Ketenes Leading to 1,3-Enynes Bearing a Carboxylic Ester Group via Double
 Insertion of Ketenes.
;
_journal_issue                   16
_journal_name_full               'Organic letters'
_journal_page_first              4214
_journal_page_last               4217
_journal_paper_doi               10.1021/ol301897h
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C41 H33 Fe N3 O2'
_chemical_formula_sum            'C41 H33 Fe N3 O2'
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_cell_length_b                   11.976(3)
_cell_length_c                   12.636(4)
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_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      1.64
_cell_volume                     1633.8(8)
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_diffrn_measurement_device_type  'Rigaku Mercury70'
_diffrn_measurement_method       \w
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'w = 1/[\s^2^(Fo^2^)+(0.0591P)^2^+0.4174P] where P=(Fo^2^+2Fc^2^)/3'
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