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The following term was not found in PubMed: 10-tetrahydro-3H-pyrano
Unknown field was ignored: [2,3-f]
Page 1
3,6,8-Tribromo-7-ethyl-amino-4-methyl-2H-chromen-2-one.
Zhang T, Xi HT, Miao CB, Chen L, Sun XQ. Zhang T, et al. Acta Crystallogr Sect E Struct Rep Online. 2012 Apr 1;68(Pt 4):o1013. doi: 10.1107/S1600536812009221. Epub 2012 Mar 10. Acta Crystallogr Sect E Struct Rep Online. 2012. PMID: 22589887 Free PMC article.
In the title mol-ecule, C(12)H(10)Br(3)NO(2), the 2H-chromen ring is essentially planar (r.m.s. deviation = 0.022 A) with the ethyl-amino group oriented at 13.9 (5) with respect to the ring. The mol-ecular structure is stabilized by intra-molecular N-HBr and C-HBr interact …
In the title mol-ecule, C(12)H(10)Br(3)NO(2), the 2H-chromen ring is essentially planar (r.m.s. deviation = 0.022 A) with the ethyl-amino gr …
2-Oxo-2H-chromen-4-yl 4-meth-oxy-benzoate.
Abou A, Djandé A, Danger G, Saba A, Kakou-Yao R. Abou A, et al. Acta Crystallogr Sect E Struct Rep Online. 2012 Dec 1;68(Pt 12):o3438-9. doi: 10.1107/S1600536812047666. Epub 2012 Nov 24. Acta Crystallogr Sect E Struct Rep Online. 2012. PMID: 23476255 Free PMC article.
In the title mol-ecule, C17H12O5, the chromen-2-one ring and the 4-meth-oxy-benzoate side chain are inclined to one another at a dihedral angle of 69.82 (9). The crystal structure features parallel sheets of centrosymmetric R2(2)(6) dimers joine …
In the title mol-ecule, C17H12O5, the chromen-2-one ring and the 4-meth-oxy-benzoate side chain are inclined to …
7-Hy-droxy-4-methyl-8-(3-methyl-benzo-yl)-2H-chromen-2-one ethanol monosolvate.
Yang SP, Han LJ, Chen XY, Gao Z. Yang SP, et al. Acta Crystallogr Sect E Struct Rep Online. 2011 Dec 1;67(Pt 12):o3253. doi: 10.1107/S1600536811046630. Epub 2011 Nov 9. Acta Crystallogr Sect E Struct Rep Online. 2011. PMID: 22199762 Free PMC article.
In the title compound, C(18)H(14)O(4).C(2)H(6)O, the coumarin ring system is approximately planar with a maximum deviation of 0.037 (3) A and is nearly perpendicular to the benzene ring, making a dihedral angle of 86.55 (9). ...
In the title compound, C(18)H(14)O(4).C(2)H(6)O, the coumarin ring system is approximately planar with a maximum deviation of 0.037 ( …
Crystal structure of 8-eth-oxy-3-(4-nitro-phen-yl)-2H-chromen-2-one.
Walki S, Naveen S, Kenchanna S, Mahadevan KM, Kumara MN, Lokanath NK. Walki S, et al. Acta Crystallogr E Crystallogr Commun. 2015 Oct 17;71(Pt 11):o860-1. doi: 10.1107/S2056989015019325. eCollection 2015 Nov 1. Acta Crystallogr E Crystallogr Commun. 2015. PMID: 26594565 Free PMC article.
In the title compound, C17H13NO5, the coumarin ring system is essentially planar (r.m.s. deviation = 0.008 A). The nitro-phenyl ring makes a dihedral angle of 25.27 (9) with the coumarin ring plane. The nitro group is almost coplanar with the phenyl ring to which it is att …
In the title compound, C17H13NO5, the coumarin ring system is essentially planar (r.m.s. deviation = 0.008 A). The nitro-phenyl ring makes a …
3,3'-((3,4,5-trifluoropHenyl)methylene)bis(4-hydroxy-2H-chromen-2-one) inhibit lung cancer cell proliferation and migration.
Luo W, Chang G, Lin D, Xie H, Sun H, Li Z, Mo S, Wang R, Wang Y, Zheng Z. Luo W, et al. PLoS One. 2024 May 22;19(5):e0303186. doi: 10.1371/journal.pone.0303186. eCollection 2024. PLoS One. 2024. PMID: 38776295 Free PMC article.
The aim of our research is to synthesize a new biscoumarin 3,3'-((3,4,5-trifluorop -phenyl)methylene)bis(4-hydroxy-2H-chromen-2-one) (C35) as an anticancer agent. C35 was simply prepared by 4-hydroxycoumarin and 3,4,5-trifluorobenz …
The aim of our research is to synthesize a new biscoumarin 3,3'-((3,4,5-trifluorop -phenyl)methylene)bis(4-hydroxy-2H-chrom …
Polymorphism of 3-(5-phenyl-1,3,4-oxadiazol-2-yl)- and 3-[5-(pyridin-4-yl)-1,3,4-oxadiazol-2-yl]-2H-chromen-2-ones.
Shishkina SV, Konovalova IS, Trostianko PV, Geleverya AO, Kovalenko SM, Bunyatyan ND. Shishkina SV, et al. Acta Crystallogr C Struct Chem. 2019 Nov 1;75(Pt 11):1541-1553. doi: 10.1107/S2053229619014256. Epub 2019 Oct 29. Acta Crystallogr C Struct Chem. 2019. PMID: 31686666
This study of 3-(5-phenyl-1,3,4-oxadiazol-2-yl)-2H-chromen-2-one, C(17)H(10)N(2)O(3), 1, and 3-[5-(pyridin-4-yl)-1,3,4-oxadiazol-2-yl]-2H-chromen-2-one, C(16)H(9)N(3)O(3), 2, was performed on the assumption of …
This study of 3-(5-phenyl-1,3,4-oxadiazol-2-yl)-2H-chromen-2-one, C(17)H(10)N(2)O(3), 1, and 3-[5-(pyridin-4 …
Plant Growth Suppressive Activity of (R)-3-(7'-Aryl-9'-hydroxyprop-8'-yl)coumarin, Structural Isomer of Z-2-Hydroxybenzylidene-gamma-butyrolactone-type Lignan.
Sartiva H, Ishida M, Yoneyama K, Nishiwaki H, Yamauchi S. Sartiva H, et al. J Agric Food Chem. 2022 Jul 20;70(28):8767-8775. doi: 10.1021/acs.jafc.2c01926. Epub 2022 Jul 7. J Agric Food Chem. 2022. PMID: 35796683
3-(7'-Aryl-9'-hydroxyprop-8'-yl)coumarin, which is a structural isomer of a Z-2-hydroxybenzylidene-gamma-butyrolactone-type lignan, was stereoselectively synthesized and subjected to plant growth regulation examination. ...The 2'-methoxy derivative 9 and 4 …
3-(7'-Aryl-9'-hydroxyprop-8'-yl)coumarin, which is a structural isomer of a Z-2-hydroxybenzylidene-gamma-butyrolactone-type li …
6-[(2E)-3,7-Dimethyl-octa-2,6-dien-1-yl]-5,7-dihy-droxy-8-(2-methyl-butano-yl)-4-phenyl-2H-chromen-2-one-6-[(2E)-3,7-dimethyl-octa-2,6-dien-1-yl]-5,7-dihy-droxy-8-(3-methyl-butano-yl)-4-phenyl-2H-chromen-2-one (1/1) from Mesua elegans.
Chan G, Awang K, Ismail NH, Ng SW, Tiekink ER. Chan G, et al. Acta Crystallogr Sect E Struct Rep Online. 2012 Apr 1;68(Pt 4):o939-40. doi: 10.1107/S1600536812008628. Epub 2012 Mar 3. Acta Crystallogr Sect E Struct Rep Online. 2012. PMID: 22590002 Free PMC article.
The lactone ring is close to planar (r.m.s. deviation = 0.058 A) and the phenyl ring is twisted out of this plane [dihedral angle = 60.08 (9)]. The geranyl substituent is almost normal to benzene ring to which it is connected [C-C-C(ar)-C(ar) (ar = aromatic) torsion angle …
The lactone ring is close to planar (r.m.s. deviation = 0.058 A) and the phenyl ring is twisted out of this plane [dihedral angle = 60.08 ( …
Crystal structure of (Z)-3-{3-(4-chloro-phen-yl)-2-[(4-chloro-phen-yl)imino]-2,3-di-hydro-thia-zol-4-yl}-2H-chromen-2-one.
Kayalvizhi M, Vasuki G, Kumar RR, Rao VR. Kayalvizhi M, et al. Acta Crystallogr Sect E Struct Rep Online. 2014 Nov 19;70(Pt 12):o1268-9. doi: 10.1107/S1600536814024775. eCollection 2014 Dec 1. Acta Crystallogr Sect E Struct Rep Online. 2014. PMID: 25553038 Free PMC article.
The chromene ring system is inclined at angles of 58.3 (1) and 55.39 (9) with respect to the two chloro-phenyl rings. The two chloro-phenyl rings show significant deviation from coplanarity, with a dihedral angle between them of 47.69 (8). ...
The chromene ring system is inclined at angles of 58.3 (1) and 55.39 (9) with respect to the two chloro-phenyl rings. The two chloro- …
Antitumor agents. 289. Design, synthesis, and anti-breast cancer activity in vivo of 4-amino-2H-benzo[h]chromen-2-one and 4-amino-7,8,9,10-tetrahydro-2H-benzo[h]chromen-2-one analogues with improved water solubility.
Dong Y, Nakagawa-Goto K, Lai CY, Morris-Natschke SL, Bastow KF, Kim Y, Lee EY, Lee KH. Dong Y, et al. J Nat Prod. 2012 Mar 23;75(3):370-7. doi: 10.1021/np2007878. Epub 2012 Feb 3. J Nat Prod. 2012. PMID: 22304236 Free PMC article.
Previously, we reported that 4-amino-2H-benzo[h]chromen-2-one (ABO) and 4-amino-7,8,9,10-tetrahydro-2H-benzo[h]chromen-2-one (ATBO) analogues, which were developed from the lead natural product neo-tanshinlacto …
Previously, we reported that 4-amino-2H-benzo[h]chromen-2-one (ABO) and 4-amino-7,8,9,10-te …
60 results