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1-(4-Chloro­phen­acyl)-4-methyl-6,7,8,9-tetra­hydro-5H-cyclo­hepta­[b]­pyridin-2(1H)-one

✍ Scribed by Albov, Dmitry V. ;Rybakov, Victor B. ;Babaev, Eugene V. ;Aslanov, Leonid A.

Publisher
International Union of Crystallography
Year
2004
Tongue
English
Weight
203 KB
Volume
60
Category
Article
ISSN
1600-5368

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✦ Synopsis

In the pyridone ring of the title compound, C 19 H 20 ClNO 2 , single and double bonds alternate, though allowing some degree of conjugation. One C atom in the cycloheptene ring is disordered over two positions, which form boat and chair conformations of cycloheptene, respectively.

📜 SIMILAR VOLUMES

1-(4-Chloro­phen­acyl)-4-methyl-5,6,7,8,
1-(4-Chloro­phen­acyl)-4-methyl-5,6,7,8,9,10-hexa­hydro­cyclo­octa­[b]­pyridin-2(1H)-one
✍ Albov, Dmitry V. ;Rybakov, Victor B. ;Babaev, Eugene V. ;Aslanov, Leonid A. 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 235 KB

In the pyridone ring of the title compound, C 20 H 22 ClNO 2 , single and double bonds alternate, though allowing some degree of delocalization. Two C atoms in the cyclooctene ring are disordered, indicating some ¯exibility of the large ring.

2-Methoxy-4-methyl-6,7,8,9-tetra­hydro-5
2-Methoxy-4-methyl-6,7,8,9-tetra­hydro-5H-cyclo­hepta­[b]­pyridine
✍ Albov, Dmitry V. ;Rybakov, Victor B. ;Babaev, Eugene V. ;Fedyanin, Ivan V. ;Asla 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 172 KB

Single-crystal X-ray study T = 120 K Mean '(C±C) = 0.003 A Ê R factor = 0.067 wR factor = 0.165 Data-to-parameter ratio = 12.6 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

1,4-Di­methyl-1,5,6,7-tetra­hydro-2H-cyc
1,4-Di­methyl-1,5,6,7-tetra­hydro-2H-cyclo­penta­[b]­pyridin-2-one
✍ Albov, Dmitry V. ;Rybakov, Victor B. ;Babaev, Eugene V. ;Aslanov, Leonid A. 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 176 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.002 A Ê R factor = 0.045 wR factor = 0.103 Data-to-parameter ratio = 15.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.