The crystal structures of 1-(3′,5′-dinitrobenzoyloxy)-bicyclo[3.3.1]-9-oxanonane and 5-(3′,5′-dinitrobenzoyloxy)-cyclooctanone1
Abstract
The crystal structures of the title compounds (3) and (4) have been determined. (3): P21/c, a = 13.765(2), b = 6.012(1), c = 18.780(3) Å, β = 102.34(2)°, Z = 4, R = 0.038 for 2145 unique observed reflections. The ground state extension to 1.468 Ă of the bond to the leaving group (with respect to acetal hydrolysis) occurs without assistance from the lone pair electrons of the ring oxygen, since the endocyclic acetal bond length is unaffected. (4): P21/n, a = 12.989(3), b = 6.512(2), c = 18.701(5) Å, β = 97.23(2)°, Z = 4, R = 0.056 for 1739 unique observed reflections. This ring-opened isomer of (3) shows no ground state features connected with the ready transannular cyclisation.
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Articles in the same Issue
- Crystal chemistry of compounds M3O[TO4]
- The crystal structure of C.I. Pigment Yellow 3, α-(1-hydroxyethylidene)-2-chloro-acetanilide-α-azo-(4′-chloro-2′-nitrobenzene)
- Solid-state reactions in “salt X”
- Grandite garnet structures in connection with the growth mechanism
- The crystal structure and electron density of tetraphenyl-silicon, (C6H5)4Si
- Effects of symmetry and atomic heterogeneity on X-ray intensities – a case of hypercentric distribution*
- Refinement of a partially disordered natrolite, Na2Al2Si3O10 · 2H2O
- The crystal structures of 1-(3′,5′-dinitrobenzoyloxy)-bicyclo[3.3.1]-9-oxanonane and 5-(3′,5′-dinitrobenzoyloxy)-cyclooctanone1
- The crystal structure of methoxymethoxy-2,4-dinitrobenzene1
- The crystal structure of 2-(3′,5′-dinitrobenzoyloxy)-tetrahydropyran Cyclohexane Solvate1
- The crystal structure of 2-(N-phthalimidomethoxy)-tetrahydropyran1
- The crystal structure of 9-oxabicyclo[3.3.1]non-1-yl diphenyl phosphate1
- The crystal structure of 9-oxabicyclo[3.3.1]non-l-yl methanesulphonate1
- Crystal and molecular structure of bis-tetrasulphurtetranitride-tetrachlorotin
- The crystal structure of 1,2-dibenzylidenehydrazinium hexafluoroarsenate
- Possible incommensurate phase in KFeF4
- The crystal structure of aceto-acetanilide azo-pigments II. C.I. Pigment Yellow 6, α-(1-hydroxyethylidene)acetanilide-α-azo-(4′-chloro-2′-nitrobenzene)
- The crystal structure of zinc(II) fumarate tetrahydrate
- The crystal structure of manganese(II) succinate tetrahydrate
Articles in the same Issue
- Crystal chemistry of compounds M3O[TO4]
- The crystal structure of C.I. Pigment Yellow 3, α-(1-hydroxyethylidene)-2-chloro-acetanilide-α-azo-(4′-chloro-2′-nitrobenzene)
- Solid-state reactions in “salt X”
- Grandite garnet structures in connection with the growth mechanism
- The crystal structure and electron density of tetraphenyl-silicon, (C6H5)4Si
- Effects of symmetry and atomic heterogeneity on X-ray intensities – a case of hypercentric distribution*
- Refinement of a partially disordered natrolite, Na2Al2Si3O10 · 2H2O
- The crystal structures of 1-(3′,5′-dinitrobenzoyloxy)-bicyclo[3.3.1]-9-oxanonane and 5-(3′,5′-dinitrobenzoyloxy)-cyclooctanone1
- The crystal structure of methoxymethoxy-2,4-dinitrobenzene1
- The crystal structure of 2-(3′,5′-dinitrobenzoyloxy)-tetrahydropyran Cyclohexane Solvate1
- The crystal structure of 2-(N-phthalimidomethoxy)-tetrahydropyran1
- The crystal structure of 9-oxabicyclo[3.3.1]non-1-yl diphenyl phosphate1
- The crystal structure of 9-oxabicyclo[3.3.1]non-l-yl methanesulphonate1
- Crystal and molecular structure of bis-tetrasulphurtetranitride-tetrachlorotin
- The crystal structure of 1,2-dibenzylidenehydrazinium hexafluoroarsenate
- Possible incommensurate phase in KFeF4
- The crystal structure of aceto-acetanilide azo-pigments II. C.I. Pigment Yellow 6, α-(1-hydroxyethylidene)acetanilide-α-azo-(4′-chloro-2′-nitrobenzene)
- The crystal structure of zinc(II) fumarate tetrahydrate
- The crystal structure of manganese(II) succinate tetrahydrate