CN1663955A - Pyridines podophyllotoxin compounds and their preparation method and use in preparation of pesticides - Google Patents

Pyridines podophyllotoxin compounds and their preparation method and use in preparation of pesticides Download PDF

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CN1663955A
CN1663955A CN 200510037723 CN200510037723A CN1663955A CN 1663955 A CN1663955 A CN 1663955A CN 200510037723 CN200510037723 CN 200510037723 CN 200510037723 A CN200510037723 A CN 200510037723A CN 1663955 A CN1663955 A CN 1663955A
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podophyllotoxin
compound
preparation
pyridine ring
ring derivatives
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CN100334090C (en
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高蓉
肖杭
狄旭东
刘艳青
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Nanjing Medical University
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Nanjing Medical University
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Abstract

The invention discloses a chemical compound: apyrido-podophyllotoxin, its preparing method and its application in pesticide preparing. The parent body is podophyllotoxin with its chemical general formula 1; or is 4-demethylepipodophyllotoxin with general formula 2. The method comprises the reaction of organic acid and podophyllotoxin or 4-demethylepipodophyllotoxin under the action of right amount catalyst and water absorption reagent, separating through separating column, purifying and getting the product. The chemical compound can be used in pesticide preparing. The active of the compound is better than the parent body, and the toxicity is lower than the parent body. The compound can be used to prepare highly effective and low toxicity pesticide. The preparing process is simple and the product purity is high.

Description

Pyridine ring derivatives of podophyllotoxin compound and preparation method thereof and the application in the preparation sterilant
Technical field
The present invention relates to a kind of podophyllotoxin compound, particularly relate to a kind of pyridine ring derivatives of podophyllotoxin compound, the invention still further relates to preparation method and its application in the preparation sterilant of this pyridine ring derivatives of podophyllotoxin compound.
Background technology
The podophyllotoxin parent shows insecticidal activity to multiple agriculture and forestry injurious insect, but modern agriculture and environment protection improve day by day to the performance requirement of pesticide species; On the other hand, the anti-tumor activity of podophyllotoxin research a lot of are that the derivative of parent has and much all has anti-tumor activity with it.But podophyllotoxin is owing to its moderate toxicity has limited its use.
The existing patent documentation report of the insecticidal activity of podophyllotoxin and derivative thereof and antitumor action, as: 00116782.0 (having the 4-beta-amido of anti-tumor activity-class sugar side chain-4-deoxidation-4 '-demethylated podophyllotoxin derivative and synthetic method thereof), 01104493.4 (podophyllotoxin analogue and the application on desinsection thereof), 96198199.7 (epipodophyllotoxin 2 "; 3 " the novel amine derivative of dideoxy glucosides, its preparation method its as the application of medicine and the application of anticancer therapy thereof), but yet there are no for the report of pyridine group about 4 '.
Summary of the invention
The purpose of this invention is to provide low, the active high pyridine ring derivatives of podophyllotoxin compound of a kind of toxicity.
Another object of the present invention provides the preparation method of above-mentioned pyridine ring derivatives of podophyllotoxin compound.
A further object of the invention provides the application of above-mentioned pyridine ring derivatives of podophyllotoxin compound in the preparation sterilant.
Technical scheme of the present invention is to have insecticidal activity preferably according to podophyllotoxin, but it has moderate toxicity, and heterogeneous ring compound is because of having possessed structural changes and having had the wide biological activity characteristics, absorption in pyridine ring has preferably, can obviously improve the bioactive while, reduce toxicity greatly, therefore the present invention is at 4 ' various pyridine compounds and their of introducing of podophyllotoxin molecular structure, thereby improve the insecticidal activity of podophyllotoxin, enlarge insecticidal spectrum, improve it to people and mammiferous toxicity, and can reduce pollution environment.
The objective of the invention is to realize by following measures:
The pyridine ring derivatives of podophyllotoxin compound, the parent of these compounds is podophyllotoxins, chemical general formula is a general formula 1; Perhaps the parent of compound is 4 '-demethylated podophyllotoxin, and chemical general formula is a general formula 2
Figure A20051003772300051
General formula 1 general formula 2
Wherein substituent R is the substituting group with pyridine group.
Described pyridine ring derivatives of podophyllotoxin compound, the substituting group that wherein has the pyridine group is:
Figure A20051003772300052
The preparation method of described pyridine ring derivatives of podophyllotoxin compound may further comprise the steps:
A. be that 1: 1 organic acid and podophyllotoxin or 4 '-demethylated podophyllotoxin and proper catalyst 4-Dimethylamino pyridine (DMAP) are dissolved in an amount of anhydrous organic solvent with mol ratio, at room temperature stirred 5-10 minute;
B. add an amount of dewatering agent N then, N '-dicyclohexylcarbodiimide (DCC), reaction mixture continue to stir 1-3 hour, filter, and remove the dicyclohexylurea (DCU) solid, with gained filtrate evaporate to dryness;
C. product is separated with separator column, use the Diluted Alcohol recrystallization purifying, can get required finished product.
The preparation method of described pyridine ring derivatives of podophyllotoxin compound, wherein organic acid is the organic acid with pyridine group.
The preparation method of described pyridine ring derivatives of podophyllotoxin compound, the organic acid that wherein has the pyridine group is: 1. Yi Yansuan, 2. nicotinic acid, 3. picoloy acid, 4. 2-chloro-nicotinic acid, 5. 6-chloro-nicotinic acid or 6. 5-bromo-nicotinic acid, the molecular formula of six kinds of acid is as follows:
Figure A20051003772300061
The preparation method of described pyridine ring derivatives of podophyllotoxin compound, wherein the separator column that is adopted is the silica gel for chromatography post.
The preparation method of described pyridine ring derivatives of podophyllotoxin compound, wherein the silica gel for chromatography post adopts 200-300 purpose column chromatography silica gel.
The preparation method of described pyridine ring derivatives of podophyllotoxin compound, wherein organic solvent is the middle polarity organic solvent.
The preparation method of described pyridine ring derivatives of podophyllotoxin compound, wherein the middle polarity organic solvent is methylene dichloride, trichloromethane, anhydrous diethyl ether or tetracol phenixin.
The application of described pyridine ring derivatives of podophyllotoxin compound in the preparation sterilant.
Beneficial effect of the present invention:
The insecticidal activity of pyridine ring derivatives of podophyllotoxin compound of the present invention: for Agricultural pests such as cabbage caterpillar, small cabbage moth, mythimna separata, beet armyworm etc.; Sanitary insect pest such as mosquito, fly, cockroach etc.; Forestry pest poplar bateau moth, poplar caterpillar, willow herb are chrysomelid etc. has insecticidal activity, and its activity is higher than its parent compound (podophyllotoxin or 4 '-demethylated podophyllotoxin), toxicity is lower than its parent compound (podophyllotoxin or 4 '-demethylated podophyllotoxin), can be used for preparing the sterilant of high-efficiency low-toxicity.Preparation technology of the present invention is simple, product purity is high.
Pharmacodynamic experiment of the present invention:
1 for trying insect:
Sensitive strain culex pipiens pollens III initial stage in the age larva (claiming wriggler again) that Nanjing Medical University's pathogenic micro-organism receptacle is raised, raising condition: 25 ± 1 ℃ of temperature, humidity 70%~80%.
Cabbage caterpillar (Pieris rapae): adopt back the cabbage caterpillar larva from the wild cabbage ground of not executing medicine at no distant date, through indoor feeding, it is consistent to select size, and normotrophic early stage in 5 ages, larva supplied behind the hungry 2h to try.
2 samples and solvent:
Sample is compound 1-12, according to embodiment 1 preparation.
Solvent is an acetone, and Shanghai Ling Feng chemical reagent factory produces, analytical pure.
Podophyllotoxin, analytical pure.
4 '-demethylated podophyllotoxin, analytical pure.
3 give birth to the survey method:
1) wriggler gives birth to the survey method
With 50 three age early stage wriggler put into the disposable plastic bowl respectively, add 100ml dechlorination water subsequently, add the mother liquor (being dissolved in the podophyllotoxin analogue solution of acetone) that 1ml has prepared accordingly in each bowl.Adding the 1ml acetone solution in the 100m1 dechlorination water is control group.After putting into feed, treat to observe dead borer population after 24 hours, later per 24 hours observed and recordeds once repeat 3 times, and test result sees Table 1.
2) cabbage caterpillar gives birth to the survey method
Adopt leaf dish method:, and add water and preserve moisture at the shop, culture dish bottom of diameter 5cm one deck filter paper.Every ware is chosen 5 cabbage caterpillars and is tried worm 3 ages, and testing sample is become finite concentration with acetone diluted, and cabbage leaves is cut into the sheet of 5*5cm, soaks in soup to be measured 3 seconds, dries.With the acetone solution is control group.The condition of (27 ± 1 ℃), humidity 65-80%, light application time 12h/12h is raised under room temperature, the mortality ratio of adding up 15 days.Measurement result sees Table 1.
Table 1 podophyllotoxin derivative 1-12# of the present invention compound to 3 age culex pipiens pollens and the toxic effect of cabbage caterpillar
Annotate:
(1) measuring temperature is 27 ± 1 ℃, and humidity is 65-80%, light application time 12h/12h;
(2) concentration of the podophyllotoxin analogue of processing culex pipiens pallens larvae is 5ppm, and every processing repeats 3 times with 50 of examination worms; The concentration of handling the podophyllotoxin analogue of cabbage caterpillar is 250ppm, and 10 of every processing repeat 3 times;
(3) compare with control group, *Be P<0.05.
Conclusion: the result shows that The compounds of this invention 1-6 activity is higher than its parent compound podophyllotoxin, and compound 7-12 activity is higher than its parent compound 4 '-demethylated podophyllotoxin, and toxicity is lower than its parent compound.
Description of drawings
Fig. 1 is the infrared spectrogram of compound 5 among the embodiment 1.
Fig. 2 is the infrared spectrogram of compound 6 among the embodiment 1.
Fig. 3 is the FAB source mass spectrum of compound 6 among the embodiment 1.
Fig. 4 is the EI source mass spectrum of compound 7 among the embodiment 1.
Fig. 5 is the infrared spectrogram of compound 9 among the embodiment 1.
Fig. 6 is the FAB source mass spectrum of compound 10 among the embodiment 1.
Fig. 7 is the nmr spectrum of compound 11 among the embodiment 1.
Embodiment
The present invention is further elaborated by the following examples.
Embodiment 1
One, product: compound 1-12 (physicochemical property of each compound see following content for details)
Two, preparation method:
Below be the synthetic route of compound 1-6:
With different acid (seeing each particular compound reaction formula for details) (1mmol), podophyllotoxin (1mmol), catalyzer 4-diamino-pyridine (DMAP) (20 milligrams) is dissolved in 50 milliliters of anhydrous methylene dichloride and at room temperature stirred 5 minutes.Add dewatering agent N then, N '-dicyclohexylcarbodiimide (DCC) (0.21g), reaction mixture continue to stir 2 hours, filtered, with gained filtrate evaporate to dryness.Product is separated with silicagel column with 300 purpose chromatographies,, get finished product with 20% ethyl alcohol recrystallization purifying.Reaction expression is as follows:
General formula
Compound (1):
The physico-chemical property of this compound is as follows:
1. white solid, fusing point 172-174 ℃, specific rotatory power [α] D 20=-89 ° (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1779cm -1Be lactonic ring carbonyl absorption, 1728cm -1Be the carbonyl absorption of Yi Yansuan, 1588,1505,1484cm -1Be aromatic ring frame absorption of vibrations, 928cm -1For-OCH 2O-absorbs, and 787,759,708cm -1For pyridyl absorbs.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, TMS is interior mark, wherein each peak ownership is: 3.08 (1H, m, 3-H), 3.38 (1H, dd, 2-H), 3.72 (6H, S, 3 ', 5 '-OCH 3), 3.78 (3H, S, 4 '-OCH 3), 4.53-4.68 (2H.t, 11 α, 11 β-H), 4.70 (1H, d, 1-H), 6.04 (2H ,-OCH 2O-), 6.29 (1H, d, J=9.6Hz, 4-H), 6.49 (2H, d, 2 ', 6 '-H), 6.65 (1H, S, 8-H), 7.10 (1H, S, 5-H), 7.94 (2H, pyridine ring 2 ", 6 " H), 8.82 (2H, 3 on the pyridine ring ", 5 " H).
4. EI source mass spectrum (MS) feature of this compound: its molecular ion peak is 519.
Reaction formula is:
Compound 1
Compound (2):
The physico-chemical property of this compound is as follows:
1. white solid, fusing point .177-178 ℃, D20=-79 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1776cm -1Be lactonic ring carbonyl absorption, 1725cm -1Be the carbonyl absorption of nicotinic acid, 1589,1505,1482cm -1Be aromatic ring frame absorption of vibrations, 931cm -1For-the OCH2O-absorption, 790,767,743cm -1For pyridyl absorbs.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.82 (1H, m, 3-H), 3.35 (1H, dd, 2-H), 3.70 (9H, 3 ', 4 ', 5 '-OCH3), 4.15 (2H.t, 11 α, 11 β-H), 4.78 (1H, d, 1-H), 5.99 (2H ,-OCH2O-), 6.30 (1H, J=9.2Hz, 4-H), 6.50 (2H, 2 ', 6 '-H), 6.65 (1H, S, 8-H), 7.11 (1H, S, 5-H), 7.60 (1H, 5 " H), 8.40 (1H, 6 " H), 8.83 (" H), 9.20 (1H, 2 " H) for 1H, 4.
4. EI source mass spectrum (MS) feature of this compound: its molecular ion peak is 519.
Reaction formula is:
Figure A20051003772300101
Compound 2
Compound (3):
1. white solid, fusing point .170-172 ℃, D20=-83 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1776cm -1Be lactonic ring carbonyl absorption, 1726cm -1Be the carbonyl absorption of picoloy acid, 1587,1505,1482cm -1Be aromatic ring frame absorption of vibrations, 930cm -1For-the OCH2O-absorption, 789,766,747cm -1For pyridyl absorbs.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.78 (1H, m, 3-H), 3.05 (1H, dd, 2-H), 3.67 (9H, 3 ', 4 ', 5 '-OCH3), 4.15 (2H, 11 α, 11 β-H), 4.36 (1H, d, 1-H), 4.57 (1H, d, 1-H), 6.03 (1H, J=9.2Hz, 4-H), 6.48 (2H, 2 ', 6 '-H), 7.07 (1H, S, 8-H), 7.19 (1H, S, 5-H), 7.66 (1H, skin Courlene ring 4 " H), 8.03 (1H, skin Courlene ring 5 is " H), 8.18 (1H, skin Courlene ring 3 " H), 8.74 (1H, skin Courlene ring 6 "-H).
4. EI source mass spectrum (MS) feature of this compound: its molecular ion peak is 519.
Reaction formula is:
Figure A20051003772300111
Compound 3
Compound (4):
1. white solid, fusing point .131-133 ℃, D20=-104 ° of specific rotatory power [α]
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1778cm -1Be lactonic ring carbonyl absorption, 1735cm -1Be the carbonyl absorption of 2-chloro-nicotinic acid, 1584,1505,1483cm -1Be aromatic ring frame absorption of vibrations, 928cm -1For-the OCH2O-absorption, 795,765,745cm -1Be pyridyl Absorb.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 3.13 (1H, m, 3-H), 3.36 (1H, dd, 2-H), 3.68 (6H, 3 ', 5 '-OCH3), 3.70 (3H, S, 4 '-OCH3), 4.39 (1H.t, 11 α-H), 4.54 (1H, m, 11 β-H), 4.68 (1H, d, 1-H), 6.02 (2H,-OCH2O-), 6.32 (1H, d, J=9.2Hz, 4-H), 6.46 (2H, d, 2 ', 6 '-H), 6.64 (1H, S, 8-H), 7.11 (1H, 5-H), 7.60 (1H, 6 are " H); 8.43 (" H), 8.60 (1H, 4 " H) for 1H, 5.
4. FAB source mass spectrum (MS) feature of this compound: its molecular ion peak is 553.
Reaction formula is:
Compound 4
Compound (5):
1. white solid, fusing point .137-139 ℃, D20=-77 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1779cm -1Be lactonic ring carbonyl absorption, 1725cm -1Be the carbonyl absorption of 6-chloro-nicotinic acid, 1587,1506,1484cm -1Be aromatic ring frame absorption of vibrations, 928cm -1For-the OCH2O-absorption, 795,766,746cm -1Be pyridyl Absorb.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 3.11 (1H, m, 3-H), 3.14 (1H, dd, 2-H), 3.68 (9H, 3 ', 4 ', 5 '-OCH3), 4.37 ((1H, t, 11 β-H), 4.50 (1H.m, 11 α-H), 4.68 (1H, d, 1-H), 6.04 (2H,-OCH2O-), 6.28 (1H, d, J=10Hz, 4-H), 6.56 (2H, 2 ', 6 '-H), 6.65 (1H, S, 8-H), 7.11 (1H, S, 5-H), 7.66 (1H, 5 are " H); 8.42 (" H), 9.00 (1H, 2 " H) for 1H, 6.
4. FAB source mass spectrum (MS) feature of this compound: its molecular ion peak is 553.
Reaction formula is:
Figure A20051003772300122
Compound 5
Compound (6):
1. white solid, fusing point .178-179 ℃, D20=-80 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1779cm -1Be lactonic ring carbonyl absorption, 1725cm -1Be the carbonyl absorption of 5-bromo-nicotinic acid, 1586,1505,1484cm -1Be aromatic ring frame absorption of vibrations, 928cm -1For-the OCH2O-absorption, 798,764,742cm -1Be pyridyl Absorb.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 3.13 (1H, m, 3-H), 3.14 (1H, dd, 2-H), 3.70 (9H, S, 3 ', 4 ', 5 '-OCH3), 4.49 ((1H, t, 11 β-H), 4.5 1 (1H.t, 11 α-H), 4.69 (1H, d, 1-H), 6.04 (2H,-OCH2O-), 6.32 (1H, d, J=9.2Hz, 4-H), 6.52 (2H, 2 ', 6 '-H), 6.65 (1H, S, 8-H), 7.12 (1H, S, 5-H), 8.52 (1H, 4 are " H); 8.93 (" H), 9.14 (1H, 2 " H) for 1H, 6.
4. FAB source mass spectrum (MS) feature of this compound: its molecular ion peak is 597.
Reaction formula is:
Figure A20051003772300132
Compound 6
Below be the synthetic route of compound 7-12:
With different acid (1mmol), 4 '-demethylated podophyllotoxin (1mmol), catalyzer 4-diamino-pyridine (DMAP) (20 milligrams) is dissolved in 50 milliliters of anhydrous trichloromethanes and at room temperature stirred 5 minutes.Add dewatering agent N then, N '-dicyclohexylcarbodiimide (DCC) (0.21g), reaction mixture continue to stir 2 hours, filtered, with gained filtrate evaporate to dryness.Product is separated with silicagel column with 200 purpose chromatographies,, get finished product with 30% ethyl alcohol recrystallization purifying.
Reaction expression is as follows:
Figure A20051003772300133
General formula 2
Compound (7):
1. white solid, fusing point .139-141 ℃, D20=-43 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1774cm -1Be the lactonic ring carbonyl absorption, 1754 is the carbonyl absorption of Yi Yansuan, 1601,1506, and 1483cm -1Be aromatic ring frame absorption of vibrations, 932cm -1For-the OCH2O-absorption, 803,758,703cm -1For pyridyl absorbs, 3418cm -1Be the OH on the phenyl ring.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 3.00 (1H, m, 3-H), 3.43 (1H, dd, 2-H), 3.68 (6H, S, 3 ', 5 '-OCH3), 4.40 (21H, dd, 11 α, 11 β-H), 4.70 (1H.d, 1-H), 4.95 (1H, d, J=3.6Hz, 4-H), 6.03 (2H ,-OCH2O-), 6.40 (2H, S, 2 ', 6 '-H), 6.57 (1H, S, 8-H), 7.10 (1H, S, 5-H), 8.00 (1H, 2 ", 6 " H), 8.87 (2H, 3 ", 5 " H).
4. EI source mass spectrum (MS) feature of this compound: its molecular ion peak is 505.
Reaction formula is:
Compound 7
Compound (8):
1. white solid, fusing point .174-176 ℃, D20=-42 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1773cm -1Be the lactonic ring carbonyl absorption, 1700 is the carbonyl absorption of nicotinic acid, 1600,1507, and 1483cm -1Be aromatic ring frame absorption of vibrations, 940cm -1For-the OCH2O-absorption, 802,765,708cm -1For pyridyl absorbs, 3417cm -1Be the OH on the phenyl ring.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.87 (1H, m, 3-H), 3.41 (1H, dd, 2-H), 3.70 (6H, S, 3 ', 5 '-OCH3), 4.42 ((2H, dd, 11 α, 11 β-H), 4.72 (1H.d, 1-H), 4.92 (1H, d, J=3.8Hz, 4-H), 5.99 (2H,-OCH2O-), 6.39 (2H, S, 2 ', 6 '-H), 6.45 (1H, S, 8-H), 7.08 (1H, S, 5-H), 7.40 (1H, 5 " H), 8.44 (1H,, 6 " H), 8.70 (" H), 9.25 (1H, 2 " H) for 1H, 4.
4. FAB source mass spectrum (MS) feature of this compound: its (M+1) peak is 506.
Reaction formula is:
Figure A20051003772300151
Compound 8
Compound (9):
1. white solid, fusing point .178-179 ℃, D20=-39 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1771cm -1Be lactonic ring carbonyl absorption, 1771cm -1Be the carbonyl absorption of picoloy acid, 1602,1507,1483cm -1Be aromatic ring frame absorption of vibrations, 931cm -1For-the OCH2O-absorption, 802,764,745cm -1For pyridyl absorbs, 3429cm -1Be the OH on the phenyl ring.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.91 (1H, m, 3-H), 3.37 (1H, dd, 2-H), 3.71 (6H, S, 3 ', 5 '-OCH3), 4.33 ((2H, dd, 11 α, 11 β-H), 4.70 (1H.d, 1-H), 4.95 (1H, d, J=3.2Hz, 4-H), 6.02 (2H ,-OCH2O-), 6.41 (2H, S, 2 ', 6 '-H), 6.59 (1H, S, 8-H), 6.95 (1H, S, 5-H), 7.68 (1H, 4 " H), 8.05 (1H, 5 " H), 8.22 (" H), 8.76 (1H, 6 " H) for 1H, 3.
4. FAB source mass spectrum (MS) feature of this compound: its (M+1) peak is 506.
Reaction formula is:
Compound 9
Compound (10):
1. white solid, fusing point .179-180 ℃, D20=-36 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1764cm -1Be the lactonic ring carbonyl absorption, 1764 is the carbonyl absorption of 2-chloro-nicotinic acid, 1602,1506, and 1483cm -1Be aromatic ring frame absorption of vibrations, 939cm -1For-the OCH2O-absorption, 802,761,713cm -1Be pyridyl Absorb 3415cm -1Be the OH on the phenyl ring.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.95 (1H, m, 3-H), 3.34 (1H, dd, 2-H), 3.74 (6H, S, 3 ', 5 '-OCH3), 4.35 ((2H, dd, 11 α, 11 β-H), 4.70 (1H.d, 1-H), 4.95 (1H, d, J=3.6Hz, 4-H), 6.00 (2H ,-OCH2O-), 6.54 (2H, S, 2 ', 6 '-H), 6.62 (1H, S, 8-H), 7.11 (1H, S, 5-H), 7.61 (1H, 6 " H), 8.38 (1H, 5 " H), 8.57 (1H, 4 " H).
4. FAB source mass spectrum (MS) feature of this compound: its (M+1) peak is 540.
Reaction formula is:
Figure A20051003772300163
Compound 10
Compound (11):
1. white solid, fusing point .173-175 ℃, D20=-30 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1774cm -1Be the lactonic ring carbonyl absorption, 1748 is the carbonyl absorption of 6-chloro-nicotinic acid, 1600,1506, and 1483cm -1Be aromatic ring frame absorption of vibrations, 940cm -1For-the OCH2O-absorption, 803,760,711cm -1Be pyridyl Absorb 3445cm -1Be OH on the phenyl ring.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.98 (1H, m, 3-H), 3.39 (1H, dd, 2-H), 3.70 (6H, S, 3 ', 5 '-OCH3), 4.37 ((2H, dd, 11 α, 11 β-H), 4.71 (1H.d, 1-H), 4.95 (1H, d, J=3.2Hz, 4-H), 6.00 (2H ,-OCH2O-), 6.51 (1H, S, 8-H), 6.99 (1H, S, 5-H), 7.70 (1H, 5 " H), 8.47 (1H, 6 " H), 9.06 (1H, 2 " H).
4. FAB source mass spectrum (MS) feature of this compound: its (M+1) peak is 540.
Reaction formula is:
Figure A20051003772300172
Compound 11
Compound (12):
1. white solid, fusing point .193-195 ℃, D20=-32 ° of specific rotatory power [α] (C=0.1, acetone).
2. the infrared spectrogram of this compound (IR) feature:
Adopt pellet technique: 1787cm -1Be lactonic ring carbonyl absorption, 1746cm -1Be the carbonyl absorption of 5-bromo-nicotinic acid, 1598,1508,1484cm -1Be aromatic ring frame absorption of vibrations, 929cm -1For-the OCH2O-absorption, 802,753,713cm -1Be pyridyl
Figure A20051003772300173
Absorb.
3. the nmr spectrum of this compound ( 1HNMR) feature:
With deuterated acetone (CD 3COCD 3) be solvent, deuterated dimethyl sulfoxide (TMS) is interior mark, wherein each peak ownership is: 2.96 (1H, m, 3-H), 3.38 (1H, dd, 2-H), 3.72 (6H, 3 ', 5 '-OCH3), 4.35 ((2H, dd, 11 α, 11 β-H), 4.70 (1H.d, 1-H), 4.94 (1H, d, J=3.2Hz, 4-H), 6.02 (2H ,-OCH2O-), 6.51 (1H, S, 8-H), 6.96 (1H, S, 5-H), 8.56 (1H, 4 " H), 8.97 (" H), 9.19 (1H, 2 " H) for 1H, 6.
4. FAB source mass spectrum (MS) feature of this compound: molecular ion peak is 582, and (M+2) peak is 584.
Reaction formula is:
Compound 12
Embodiment 2
Get the compound 1-12 among the 5g embodiment 1 respectively, add 50ml acetone, the common process for preparing according to sterilant is mixed with the insecticide mother liquor that contains compound 1-12 respectively, is mixed with desired concn at different desinsection demands during use and gets final product.Insecticidal effect is referring to results of pharmacodynamic test of the present invention.

Claims (10)

1, pyridine ring derivatives of podophyllotoxin compound, the parent that it is characterized in that compound is a podophyllotoxin, chemical general formula is a general formula 1; Perhaps the parent of compound is 4 '-demethylated podophyllotoxin, and chemical general formula is a general formula 2:
General formula 1 general formula 2
Wherein substituent R is the substituting group with pyridine group.
2, pyridine ring derivatives of podophyllotoxin compound according to claim 1 is characterized in that the substituting group with pyridine group is:
Figure A2005100377230002C2
3, the preparation method of the described pyridine ring derivatives of podophyllotoxin compound of claim 1 is characterized in that may further comprise the steps:
A. be that 1: 1 organic acid and podophyllotoxin or 4 '-demethylated podophyllotoxin and proper catalyst 4-Dimethylamino pyridine are dissolved in an amount of anhydrous organic solvent with mol ratio, at room temperature stirred 5-10 minute;
B. add an amount of dewatering agent N then, N '-dicyclohexylcarbodiimide, reaction mixture continue to stir 1-3 hour, filter, and remove the dicyclohexylurea (DCU) solid, with gained filtrate evaporate to dryness;
C. product is separated with separator column, use the Diluted Alcohol recrystallization purifying, can get required finished product.
4, the preparation method of pyridine ring derivatives of podophyllotoxin compound according to claim 3 is characterized in that organic acid is the organic acid with pyridine group.
5, the preparation method of pyridine ring derivatives of podophyllotoxin compound according to claim 4, the organic acid that it is characterized in that having the pyridine group is 1. Yi Yansuan, 2. nicotinic acid, 3. picoloy acid, 4. 2-chloro-nicotinic acid, 5. 6-chloro-nicotinic acid or 6. 5-bromo-nicotinic acid, and the molecular formula of six kinds of acid is as follows:
6, the preparation method of pyridine ring derivatives of podophyllotoxin compound according to claim 3 is characterized in that the separator column that is adopted is the silica gel for chromatography post.
7, the preparation method of pyridine ring derivatives of podophyllotoxin compound according to claim 6 is characterized in that the silica gel for chromatography post adopts 200-300 purpose column chromatography silica gel.
8, the preparation method of pyridine ring derivatives of podophyllotoxin compound according to claim 3 is characterized in that organic solvent is the middle polarity organic solvent.
9, the preparation method of pyridine ring derivatives of podophyllotoxin compound according to claim 8 is characterized in that the middle polarity organic solvent is methylene dichloride, trichloromethane, anhydrous diethyl ether or tetracol phenixin.
10, the application of the described pyridine ring derivatives of podophyllotoxin compound of claim 1 in the preparation sterilant.
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Cited By (4)

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CN102093382A (en) * 2011-02-14 2011-06-15 西北农林科技大学 2alpha or 2beta-bromopodophyllotoxin derivatives, preparation thereof, and application thereof to botanical pesticides
CN104557962A (en) * 2014-12-17 2015-04-29 江苏科技大学 Podophyllotoxin heterocyclic lipid derivatives, and synthetic method and application thereof
WO2015078344A1 (en) * 2013-11-26 2015-06-04 上海医药工业研究院 Podophyliotoxin derivative, and preparation method, pharmaceutical composition and use thereof
CN105037380A (en) * 2014-04-25 2015-11-11 上海医药工业研究院 Indole-type podophyllotoxin derivative, preparation method, medicine composition and application thereof

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CN1059526A (en) * 1990-08-27 1992-03-18 国家医药管理局上海医药工业研究院 4-sulphur replacement-4-deoxidation-4 '-demethylated podophyllotoxin derivative is synthetic
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CN1124272C (en) * 2001-02-27 2003-10-15 西北农林科技大学无公害农药研究服务中心 Podophyllotoxin compound and application thereof in killing insects
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CN102093382A (en) * 2011-02-14 2011-06-15 西北农林科技大学 2alpha or 2beta-bromopodophyllotoxin derivatives, preparation thereof, and application thereof to botanical pesticides
CN102093382B (en) * 2011-02-14 2012-10-24 西北农林科技大学 2alpha or 2beta-bromopodophyllotoxin derivatives, preparation thereof, and application thereof to botanical pesticides
WO2015078344A1 (en) * 2013-11-26 2015-06-04 上海医药工业研究院 Podophyliotoxin derivative, and preparation method, pharmaceutical composition and use thereof
CN105037380A (en) * 2014-04-25 2015-11-11 上海医药工业研究院 Indole-type podophyllotoxin derivative, preparation method, medicine composition and application thereof
CN104557962A (en) * 2014-12-17 2015-04-29 江苏科技大学 Podophyllotoxin heterocyclic lipid derivatives, and synthetic method and application thereof

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