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Crystallographic diagram of the complex between compound 49 and CDK2/A , figureFileSmall=/ltw5WrP1dbQ6KjIXCI12A==, figureFileBig=QJ52zXa9NE1aGgPnkW64hQ==, tableContent=null), ArticleFig(id=1222513663135704062, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=ldIYD9tjYdvRfpDVDYnacg==, figureFileBig=G2djL/jKX8BaFPhpr7vjCA==, tableContent=null), ArticleFig(id=1222513663215395839, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Figure 3, caption=
Scheme of the optimization of palbociclib , figureFileSmall=ldIYD9tjYdvRfpDVDYnacg==, figureFileBig=G2djL/jKX8BaFPhpr7vjCA==, tableContent=null), ArticleFig(id=1222513663274116096, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | CDK4/D IC50/μmol·L-1 |
| 1 |  | 0.620 |
| 2 |  | 11.967 |
| 3 |  | 4.325 |
| 4 |  | 5.250 |
| 5 |  | 3.300 |
| 6 |  | > 40 |
| 7 |  | > 40 |
| 8 |  | 1.238 |
| 9 |  | 1.400 |
| 10 |  | 1.168 |
| 11 |  | 7.833 |
| 12 |  | > 40 |
| 13 |  | 0.600 |
| 14 |  | 0.585 |
| 15 |  | 4.083 |
| 16 |  | 1.825 |
| 17 |  | 2.333 |
| 18 |  | 0.160 |
| 19 |  | 0.330 |
| 20 |  | 2.750 |
| 21 |  | 1.400 |
| 22 |  | 0.300 |
| 23 |  | 0.300 |
| 24 |  | 0.900 |
| 25 |  | 0.085 |
), ArticleFig(id=1222513663345418240, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 1, caption=
Structure and activity of the compounds with varied C2-linking fragments
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | CDK4/D IC50/μmol·L-1 |
| 1 |  | 0.620 |
| 2 |  | 11.967 |
| 3 |  | 4.325 |
| 4 |  | 5.250 |
| 5 |  | 3.300 |
| 6 |  | > 40 |
| 7 |  | > 40 |
| 8 |  | 1.238 |
| 9 |  | 1.400 |
| 10 |  | 1.168 |
| 11 |  | 7.833 |
| 12 |  | > 40 |
| 13 |  | 0.600 |
| 14 |  | 0.585 |
| 15 |  | 4.083 |
| 16 |  | 1.825 |
| 17 |  | 2.333 |
| 18 |  | 0.160 |
| 19 |  | 0.330 |
| 20 |  | 2.750 |
| 21 |  | 1.400 |
| 22 |  | 0.300 |
| 23 |  | 0.300 |
| 24 |  | 0.900 |
| 25 |  | 0.085 |
), ArticleFig(id=1222513663433498625, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | CDK4/D IC50/μmol·L-1 |
| 26 | CH3 | 5.480 |
| 1 | C2H5 | 0.620 |
| 27 | (CH3)2CH | 0.145 |
| 28 | CH3CH2CH2 | 0.553 |
| 29 | CH3CH(CH3)CH2 | 0.190 |
| 30 | CH3CH2CH2CH2 | 1.495 |
| 31 | (CH3)2CHCH2 | 0.297 |
| 32 | (CH3)2CHCH2CH2 | 0.159 |
| 33 |  | 0.210 |
| 34 |  | 0.047 |
| 35 |  | 0.182 |
| 36 |  | 0.038 |
| 37 |  | 1.667 |
| 38 |  | 13.500 |
| 39 |  | 0.940 |
| 40 | CH3OCH2 | 4.150 |
| 41 | CH3OCH2CH2 | 2.860 |
| 42 | CH3CH2OCH2CH2 | 7.800 |
| 43 |  | 5.000 |
| 44 | CH2COOCH2 | 31.000 |
), ArticleFig(id=1222513663500607490, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 2, caption=
Structure and activity of the compounds with varied N8-linking fragments
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | CDK4/D IC50/μmol·L-1 |
| 26 | CH3 | 5.480 |
| 1 | C2H5 | 0.620 |
| 27 | (CH3)2CH | 0.145 |
| 28 | CH3CH2CH2 | 0.553 |
| 29 | CH3CH(CH3)CH2 | 0.190 |
| 30 | CH3CH2CH2CH2 | 1.495 |
| 31 | (CH3)2CHCH2 | 0.297 |
| 32 | (CH3)2CHCH2CH2 | 0.159 |
| 33 |  | 0.210 |
| 34 |  | 0.047 |
| 35 |  | 0.182 |
| 36 |  | 0.038 |
| 37 |  | 1.667 |
| 38 |  | 13.500 |
| 39 |  | 0.940 |
| 40 | CH3OCH2 | 4.150 |
| 41 | CH3OCH2CH2 | 2.860 |
| 42 | CH3CH2OCH2CH2 | 7.800 |
| 43 |  | 5.000 |
| 44 | CH2COOCH2 | 31.000 |
), ArticleFig(id=1222513663563522051, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | CDK4/D IC50/μmol·L-1 |
| 45 |  | 2.100 |
| 46 | CH2(CHOH)CH2OH | 1.650 |
| 47 |  | 0.175 |
| 48 |  | 0.140 |
| 25 | C2H5 | 0.085 |
| 49 | (CH3)2CH | 0.032 |
| 50 | (CH3)2CHCH2CH2 | 0.013 |
| 51 |  | 0.009 |
| 52 |  | 0.006 |
| 53 |  | 0.004 |
), ArticleFig(id=1222513663626436612, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 3, caption=
Structure and activity of the piperazine-containing compounds with varied N8-linking fragments
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | CDK4/D IC50/μmol·L-1 |
| 45 |  | 2.100 |
| 46 | CH2(CHOH)CH2OH | 1.650 |
| 47 |  | 0.175 |
| 48 |  | 0.140 |
| 25 | C2H5 | 0.085 |
| 49 | (CH3)2CH | 0.032 |
| 50 | (CH3)2CHCH2CH2 | 0.013 |
| 51 |  | 0.009 |
| 52 |  | 0.006 |
| 53 |  | 0.004 |
), ArticleFig(id=1222513663693545477, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| Compd. | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E | FGFR |
| 1 | 0.620 | 1.015 | 0.129 | 0.410 | 3.295 |
| 11 | 7.833 | 0.091 | 0.238 | 1.200 | 44.200 |
| 28 | 0.553 | 0.299 | 0.050 | 0.112 | 6.600 |
| 30 | 1.495 | 2.000 | 0.037 | 0.058 | 5.290 |
| 49 | 0.032 | 0.675 | 0.058 | 0.270 | 0.070 |
| 53 | 0.004 | 0.079 | 0.015 | 0.020 | 0.051 |
), ArticleFig(id=1222513663769042950, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 4, caption=
Selective inhibition of typical compounds on CDK4/D
, figureFileSmall=null, figureFileBig=null, tableContent=
| Compd. | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E | FGFR |
| 1 | 0.620 | 1.015 | 0.129 | 0.410 | 3.295 |
| 11 | 7.833 | 0.091 | 0.238 | 1.200 | 44.200 |
| 28 | 0.553 | 0.299 | 0.050 | 0.112 | 6.600 |
| 30 | 1.495 | 2.000 | 0.037 | 0.058 | 5.290 |
| 49 | 0.032 | 0.675 | 0.058 | 0.270 | 0.070 |
| 53 | 0.004 | 0.079 | 0.015 | 0.020 | 0.051 |
), ArticleFig(id=1222513663852929031, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | X | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E |
| 51 | H | NCH3 | 0.009 | Not test | 0.014 | 0.039 |
| 55 | H | O | 0.010 | 0.275 | 0.028 | 0.085 |
| 56 | H | CH2 | 0.010 | 0.570 | 0.660 | 0.246 |
| 57 | H | CH(CH2)3OH | 0.034 | > 5 | Not test | 4.550 |
| 58 | H | NH | 0.006 | Not test | 0.024 | 0.080 |
| 59 | CH3 | NCH3 | 0.018 | > 5 | > 5 | > 5 |
| 60 | CH3 | O | 0.116 | 1.120 | > 5 | > 5 |
| 61 | CH3 | CH2 | 0.180 | Not test | > 5 | Not test |
| 62 | CH3 | CH(CH2)3OH | 0.114 | > 5 | > 5 | > 5 |
| 63 | CH3 | NH | 0.014 | > 5 | > 5 | > 5 |
), ArticleFig(id=1222513663928426504, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 5, caption=
Structure and activity of the compounds with varied C5 substituents
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | X | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E |
| 51 | H | NCH3 | 0.009 | Not test | 0.014 | 0.039 |
| 55 | H | O | 0.010 | 0.275 | 0.028 | 0.085 |
| 56 | H | CH2 | 0.010 | 0.570 | 0.660 | 0.246 |
| 57 | H | CH(CH2)3OH | 0.034 | > 5 | Not test | 4.550 |
| 58 | H | NH | 0.006 | Not test | 0.024 | 0.080 |
| 59 | CH3 | NCH3 | 0.018 | > 5 | > 5 | > 5 |
| 60 | CH3 | O | 0.116 | 1.120 | > 5 | > 5 |
| 61 | CH3 | CH2 | 0.180 | Not test | > 5 | Not test |
| 62 | CH3 | CH(CH2)3OH | 0.114 | > 5 | > 5 | > 5 |
| 63 | CH3 | NH | 0.014 | > 5 | > 5 | > 5 |
), ArticleFig(id=1222513663995535369, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R1 | R2 | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E |
| 63 | CH3 |  | 0.014 | > 5 | > 5 | > 5 |
| 64 | C2H5 |  | 0.655 | > 5 | > 5 | > 5 |
| 65 | CF3 |  | 0.650 | > 5 | > 5 | > 5 |
| 66 | CH3 | (CH3)2CH | 0.265 | > 5 | > 5 | > 5 |
| 67 | CH3 | (CH3)2CHCH2CH2 | 1.075 | > 5 | > 5 | > 5 |
), ArticleFig(id=1222513664071032842, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 6, caption=
Structure and activity of the compounds with varied C5 and N8 groups
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R1 | R2 | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E |
| 63 | CH3 |  | 0.014 | > 5 | > 5 | > 5 |
| 64 | C2H5 |  | 0.655 | > 5 | > 5 | > 5 |
| 65 | CF3 |  | 0.650 | > 5 | > 5 | > 5 |
| 66 | CH3 | (CH3)2CH | 0.265 | > 5 | > 5 | > 5 |
| 67 | CH3 | (CH3)2CHCH2CH2 | 1.075 | > 5 | > 5 | > 5 |
), ArticleFig(id=1222513664138141707, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E |
| 63 |  | 0.014 | > 5 | > 5 | > 5 |
| 68 |  | 0.161 | > 5 | > 5 | > 5 |
| 69 |  | 0.103 | > 5 | > 5 | > 5 |
| 70 |  | 0.425 | Not test | > 5 | > 5 |
| 71 |  | 0.260 | > 5 | > 5 | > 5 |
| 72 |  | 0.064 | > 5 | > 5 | > 5 |
| 73 |  | 0.052 | > 5 | > 5 | > 5 |
| 74 |  | 0.035 | > 5 | > 5 | > 5 |
| 75 |  | 0.240 | > 5 | > 5 | > 5 |
| 76 |  | 0.065 | > 5 | > 5 | > 5 |
), ArticleFig(id=1222513664222027788, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 7, caption=
Structure and activity of the compounds with piperazine alteration
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E |
| 63 |  | 0.014 | > 5 | > 5 | > 5 |
| 68 |  | 0.161 | > 5 | > 5 | > 5 |
| 69 |  | 0.103 | > 5 | > 5 | > 5 |
| 70 |  | 0.425 | Not test | > 5 | > 5 |
| 71 |  | 0.260 | > 5 | > 5 | > 5 |
| 72 |  | 0.064 | > 5 | > 5 | > 5 |
| 73 |  | 0.052 | > 5 | > 5 | > 5 |
| 74 |  | 0.035 | > 5 | > 5 | > 5 |
| 75 |  | 0.240 | > 5 | > 5 | > 5 |
| 76 |  | 0.065 | > 5 | > 5 | > 5 |
), ArticleFig(id=1222513664289136653, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E | HCT116 | MDA-MB-435 |
| 63 | H | 0.014 | > 5 | > 5 | > 5 | Not test | Not test |
| 77 | CH3 | 0.165 | > 5 | Not test | > 5 | Not test | Not test |
| 78 | C2H5 | 0.025 | 4.119 | 1.538 | 1.650 | 0.750 | 0.425 |
| 79 | F | 0.030 | > 5 | > 5 | > 5 | 1.350 | Not test |
| 80 | Cl | 0.016 | > 5 | 1.625 | 1.500 | 0.329 | Not test |
| 81 | Br | 0.005 | 2.615 | 0.439 | 0.950 | 0.220 | Not test |
| 82 | I | 0.005 | 1.865 | 0.443 | 0.365 | 0.104 | Not test |
| 83 | COCH3 | 0.002 | Not test | 0.230 | Not test | Not test | 0.032 |
| 84 | CO2H | 0.032 | > 5 | > 5 | > 5 | > 3 | > 3 |
| 85 | CO2CH3 | 0.004 | > 5 | 2.819 | > 5 | 0.340 | 0.190 |
| 86 | CO2C2H5 | 0.006 | > 5 | > 5 | > 5 | 0.830 | 0.170 |
), ArticleFig(id=1222513664360439822, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 8, caption=
Structure and activity of the compounds with varied 6-position substituent
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK1/B | CDK2/A | CDK2/E | HCT116 | MDA-MB-435 |
| 63 | H | 0.014 | > 5 | > 5 | > 5 | Not test | Not test |
| 77 | CH3 | 0.165 | > 5 | Not test | > 5 | Not test | Not test |
| 78 | C2H5 | 0.025 | 4.119 | 1.538 | 1.650 | 0.750 | 0.425 |
| 79 | F | 0.030 | > 5 | > 5 | > 5 | 1.350 | Not test |
| 80 | Cl | 0.016 | > 5 | 1.625 | 1.500 | 0.329 | Not test |
| 81 | Br | 0.005 | 2.615 | 0.439 | 0.950 | 0.220 | Not test |
| 82 | I | 0.005 | 1.865 | 0.443 | 0.365 | 0.104 | Not test |
| 83 | COCH3 | 0.002 | Not test | 0.230 | Not test | Not test | 0.032 |
| 84 | CO2H | 0.032 | > 5 | > 5 | > 5 | > 3 | > 3 |
| 85 | CO2CH3 | 0.004 | > 5 | 2.819 | > 5 | 0.340 | 0.190 |
| 86 | CO2C2H5 | 0.006 | > 5 | > 5 | > 5 | 0.830 | 0.170 |
), ArticleFig(id=1222513664440131599, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | X | IC50/μmol·L-1 |
| CDK4/D | CDK2/A |
| 33 | CH | 0.210 | 0.012 |
| 87 | N | 0.145 | 5.010 |
| 88 | CH | 0.002 | 0.043 |
| 89 | N | 0.016 | > 5 |
), ArticleFig(id=1222513664507240464, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 9, caption=
Comparison of the activity and selectivity between C2-anilino and 2'-aminopyridyl compounds
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | X | IC50/μmol·L-1 |
| CDK4/D | CDK2/A |
| 33 | CH | 0.210 | 0.012 |
| 87 | N | 0.145 | 5.010 |
| 88 | CH | 0.002 | 0.043 |
| 89 | N | 0.016 | > 5 |
), ArticleFig(id=1222513664565960721, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK2/A |
| 90 |  | > 5 | > 5 |
| 97 |  | 0.920 | > 5 |
| 92 |  | 0.015 | 2.5 |
| 93 |  | 0.013 | 0.835 |
), ArticleFig(id=1222513664649846802, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 10, caption=
Structure and activity of the compounds with varied N8 substituents
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 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK2/A |
| 90 |  | > 5 | > 5 |
| 97 |  | 0.920 | > 5 |
| 92 |  | 0.015 | 2.5 |
| 93 |  | 0.013 | 0.835 |
), ArticleFig(id=1222513664708567059, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK2/A | MDA-MB435 |
| 89 | Br | 0.016 | 6.05 | 0.09 |
| 94 | F | 0.051 | > 5 | 0.10 |
| 95 | NH2 | 0.019 | > 5 | 0.19 |
| 96 | CH3 | 0.027 | 4.05 | 0.29 |
| 97 | C2H5 | 0.022 | > 5 | 1.08 |
| 98 | CH2OH | 0.013 | > 5 | 0.56 |
| 99 | CH2OCH3 | 0.013 | 3.80 | 0.33 |
| 100 | CH2OC2H5 | 0.018 | > 5 | 1.00 |
| 101 | CH2OCH2CH2OC2H5 | 0.031 | > 5 | 2.15 |
| 102 | CH2CH2OC2H5 | 0.124 | > 5 | Not test |
| 103 | OCH2CH2OC2H5 | 0.037 | > 5 | Not test |
| 104 | OCH2CH(CH3)2 | 1.760 | > 5 | Not test |
| 105 | COCH3 | 0.123 | > 5 | 2.77 |
| 106 | CO2CH3 | 0.595 | > 5 | Not test |
), ArticleFig(id=1222513664771481620, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 11, caption=
Structure and activity of the compounds with varied C6 substituents
, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R | IC50/μmol·L-1 |
| CDK4/D | CDK2/A | MDA-MB435 |
| 89 | Br | 0.016 | 6.05 | 0.09 |
| 94 | F | 0.051 | > 5 | 0.10 |
| 95 | NH2 | 0.019 | > 5 | 0.19 |
| 96 | CH3 | 0.027 | 4.05 | 0.29 |
| 97 | C2H5 | 0.022 | > 5 | 1.08 |
| 98 | CH2OH | 0.013 | > 5 | 0.56 |
| 99 | CH2OCH3 | 0.013 | 3.80 | 0.33 |
| 100 | CH2OC2H5 | 0.018 | > 5 | 1.00 |
| 101 | CH2OCH2CH2OC2H5 | 0.031 | > 5 | 2.15 |
| 102 | CH2CH2OC2H5 | 0.124 | > 5 | Not test |
| 103 | OCH2CH2OC2H5 | 0.037 | > 5 | Not test |
| 104 | OCH2CH(CH3)2 | 1.760 | > 5 | Not test |
| 105 | COCH3 | 0.123 | > 5 | 2.77 |
| 106 | CO2CH3 | 0.595 | > 5 | Not test |
), ArticleFig(id=1222513664855367701, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R1 | R2 | R3 | IC50/μmol·L-1 |
| CDK4/D | CDK2/A |
| 107 | CH3 | H | 1-Piperazinyl | 0.580 | > 5 |
| 108 | H | Br | H | 0.950 | > 5 |
| 109 | CH3 | Br | H | > 5 | > 5 |
| 89 | H | Br | 1-Piperazinyl | 0.016 | 6.05 |
| 110 | CH3 | Br | 1-Piperazinyl | 0.160 | > 5 |
| 111 | CH3 | COCH3 | H | 0.440 | > 5 |
| 112 | H | COCH3 | 1-Piperazinyl | 0.123 | > 5 |
| 113 | CH3 | COCH3 | 1-Piperazinyl | 0.011 | > 5 |
| 114 | H | CO2C2H5 | 1-Piperazinyl | 0.595 | > 5 |
| 115 | CH3 | CO2C2H5 | 1-Piperazinyl | 0.049 | > 5 |
), ArticleFig(id=1222513664918282262, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 12, caption=
Structure and activity of the compounds with varied C5, C6 and C2 groups
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 |
| Compd. | R1 | R2 | R3 | IC50/μmol·L-1 |
| CDK4/D | CDK2/A |
| 107 | CH3 | H | 1-Piperazinyl | 0.580 | > 5 |
| 108 | H | Br | H | 0.950 | > 5 |
| 109 | CH3 | Br | H | > 5 | > 5 |
| 89 | H | Br | 1-Piperazinyl | 0.016 | 6.05 |
| 110 | CH3 | Br | 1-Piperazinyl | 0.160 | > 5 |
| 111 | CH3 | COCH3 | H | 0.440 | > 5 |
| 112 | H | COCH3 | 1-Piperazinyl | 0.123 | > 5 |
| 113 | CH3 | COCH3 | 1-Piperazinyl | 0.011 | > 5 |
| 114 | H | CO2C2H5 | 1-Piperazinyl | 0.595 | > 5 |
| 115 | CH3 | CO2C2H5 | 1-Piperazinyl | 0.049 | > 5 |
), ArticleFig(id=1222513664997974039, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
 |
| Compd. | R1 | R2 | IC50/μmol·L-1 |
| CDK4/D | CDK2/A | MDA-MB435 |
| 110 | Br |  | 0.16 | > 5 | Not test |
| 116 | Br |  | 1.1 | > 5 | Not test |
| 117 | Br |  | 0.063 | > 5 | 0.570 |
| 118 | Br |  | 0.136 | | Not test |
| 119 | Br |  | > 5 | > 5 | Not test |
| 120 | Br |  | > 5 | > 5 | Not test |
| 121 | Br |  | 0.074 | > 5 | 1.400 |
| 122 | Br |  | 1.95 | > 5 | Not test |
| 113 | COCH3 |  | 0.011 | > 5 | 0.160 |
| 123 | COCH3 |  | 0.051 | > 5 | Not test |
| 124 | COCH3 |  | 0.021 | > 5 | 0.420 |
| 125 | COCH3 |  | 0.037 | > 5 | 0.570 |
| 126 | COCH3 |  | 0.055 | > 5 | 0.325 |
| 127 | COCH3 |  | 0.014 | > 5 | 0.340 |
| 128 | COCH3 |  | 0.012 | > 5 | 0.070 |
| 129 | COCH3 |  | 0.005 | > 5 | 1.930 |
| 130 | COCH3 |  | 0.019 | > 5 | 0.200 |
| 131 | COCH3 |  | 0.004 | > 5 | 0.220 |
| 132 | COCH3 |  | 0.030 | > 5 | 2.040 |
), ArticleFig(id=1222513665081860120, tenantId=1146029695717560320, journalId=1189982191388893191, articleId=1222469811108569210, language=CN, label=Table 13, caption=
Structure and activity of the compounds with optimized alkali groups in the series of aminopyridines
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 |
| Compd. | R1 | R2 | IC50/μmol·L-1 |
| CDK4/D | CDK2/A | MDA-MB435 |
| 110 | Br |  | 0.16 | > 5 | Not test |
| 116 | Br |  | 1.1 | > 5 | Not test |
| 117 | Br |  | 0.063 | > 5 | 0.570 |
| 118 | Br |  | 0.136 | | Not test |
| 119 | Br |  | > 5 | > 5 | Not test |
| 120 | Br |  | > 5 | > 5 | Not test |
| 121 | Br |  | 0.074 | > 5 | 1.400 |
| 122 | Br |  | 1.95 | > 5 | Not test |
| 113 | COCH3 |  | 0.011 | > 5 | 0.160 |
| 123 | COCH3 |  | 0.051 | > 5 | Not test |
| 124 | COCH3 |  | 0.021 | > 5 | 0.420 |
| 125 | COCH3 |  | 0.037 | > 5 | 0.570 |
| 126 | COCH3 |  | 0.055 | > 5 | 0.325 |
| 127 | COCH3 |  | 0.014 | > 5 | 0.340 |
| 128 | COCH3 |  | 0.012 | > 5 | 0.070 |
| 129 | COCH3 |  | 0.005 | > 5 | 1.930 |
| 130 | COCH3 |  | 0.019 | > 5 | 0.200 |
| 131 | COCH3 |  | 0.004 | > 5 | 0.220 |
| 132 | COCH3 |  | 0.030 | > 5 | 2.040 |
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