CN101647449A - Sterilizing composition - Google Patents
Sterilizing composition Download PDFInfo
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- CN101647449A CN101647449A CN200910140094A CN200910140094A CN101647449A CN 101647449 A CN101647449 A CN 101647449A CN 200910140094 A CN200910140094 A CN 200910140094A CN 200910140094 A CN200910140094 A CN 200910140094A CN 101647449 A CN101647449 A CN 101647449A
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- cyprodinil
- tridemorph
- bactericidal composition
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Abstract
The invention relates to a sterilizing composition which comprises the active ingredients of cyprodinil (A) and a morpholine bactericide (B), wherein the morpholine bactericide (B) is any one of tridemorph, dodemorph and fenpropomorph, and the mass ratio of the cyprodinil (A) to the morpholine bactericide (B) is 50:1-1:50. After the cyprodinil (A) and the morpholine bactericide (B) are compounded,the sterilizing composition has a marked synergistic function, and is used for the disease control of crops including fruit trees, flowers, cotton, rice, wheat, vegetables and the like, in particularfor the control of powdery mildew.
Description
Technical field
The present invention relates to a kind of bactericidal composition, especially a kind of combination sterilization composition that contains cyprodinil.
Background technology
In recent years, because single drug and unscientific medication have caused powdery mildew that the agricultural chemicals of current use has been produced resistance, become a great problem of chemical control.Simultaneously, frequent dispenser causes peasant burden to increase the weight of and increasing environmental pollution again.Therefore, be badly in need of the bactericide new varieties of efficient, low toxicity, environmental protection.
The English common name Cyprodinil of cyprodinil; chemical name 4-cyclopropyl-6-methyl-N-phenyl pyrimidine-2-amine; it is a kind of protective fungicide; the mechanism of action is the methionine biosynthesis inhibitor; after spore germination, work, stop fungi to penetrate the crop cell wall and suppress mycelial growth.There is not cross resistance with bactericide such as triazole type, imidazoles, morpholine class, phenylpyrrole classes.Be mainly used in and prevent and treat gray mold, powdery mildew, scab, glume blight and wheat eyeprint disease etc.But use cost height.
Tridemorph, dodemorph, butadiene morpholine all are heterocyclic nitrogen-group fungicide; be low toxicity, efficient, strong interior the suction and broad-spectrum germicide; belong to the morpholine class together; the main biosynthesis that suppresses the ergosterol of germ; have protection and therapeutic action; can be absorbed by each position of plant, effective to the microbial disease of basidiomycetes, imperfect fungus and ascus, especially powdery mildew there is special efficacy.Use certainly will increase resistance risk separately, causes that preventive effect descends.
In view of this, necessary safety, the efficient bactericidal composite that uses on a kind of suitable agricultural that provide.
Summary of the invention
The objective of the invention is to: the safe and efficient bactericidal composition that uses on a kind of suitable agricultural, powdery mildew had outstanding control efficiency is provided.
For solving the problems of the technologies described above, the inventor is by a large amount of biologicall test screenings, and any one is composite with certain proportion in unexpected discovery cyprodinil (A) and tridemorph, dodemorph, the butadiene morpholine (B), and the white powder germ is had significant synergistic effect.
On the basis of above-mentioned discovery, through composition is carried out symphyogenetic quantitative analysis, formed technical scheme of the present invention, promptly be a kind of active ingredient, be another active ingredient with any one of morpholine series bactericidal agent tridemorph, dodemorph, butadiene morpholine (B) with cyprodinil (A), (A) be 50 with (B) mass ratio: 1-1: 50, ratio is 20 preferably: 1-1: 20.
The present composition can be prepared into known method and be fit to the formulation that agricultural is used, and the total content of active ingredient is 5%-95% in the preparation.
The adjuvant that uses in the composition of the present invention comprises that dispersant, wetting agent, antifreezing agent etc. and other are of value to the known substance that active ingredient is stablized and drug effect is brought into play in storing and using, all be the various compositions of using or allow use in the pesticidal preparations always, be not particularly limited, concrete composition and consumption require to determine by simple experiment according to prescription.
Composition described in the invention can the finished product preparation form provide, and promptly each material mixes in the composition, and the composition of composition also can provide with single agent form, directly directly mixes in bucket or jar before the use, is diluted to required concentration then.
Bactericidal composition of the present invention is mainly used in disease, the especially powdery mildew of crops such as control fruit tree, flowers, cotton, wheat, paddy rice, vegetables.
Compared with prior art, the beneficial effect of the present invention's generation is: (1) is compared with single agent, and this bactericidal composition has tangible synergy to disease, has improved control efficiency; (2) can significantly reduce the field dosage, effectively reduce environmental pollution and residue of pesticide, and reduce and produce and use cost; (3) mechanism of action of active ingredient is different in the bactericidal composition, the generation that helps overcoming the disease resistance He delay disease drug resistance.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, the present invention describes with following specific embodiment, but the present invention is limited to these examples absolutely not.
The combination of active principles of different agricultural chemicals being carried out composite, is a kind of mode effectively and efficiently that solves some problems in the agricultural chemicals list agent application process at present.The agricultural chemicals of different cultivars shows three kinds of type of action after mixing usually, and promptly summation action, synergistic effect and antagonism act on but which kind of is specially, and be unpredictable, has only by a large amount of tests and just can know.Compound synergic is well filled a prescription, and can improve actual control efficiency, reduces the usage amount of agricultural chemicals, helps the generation of delaying drug resistance, is the important means of integrated control.
The present composition with (A) cyprodinil and (B) any in tridemorph, dodemorph, the butadiene morpholine be active ingredient, combination has obvious role in synergism to some diseases between them, and be not only the simple addition of two kinds of medicament effects, specifically be illustrated with following biologicall test example.
Biologicall test example 1:(A) any one composite toxicity test in cyprodinil and (B) tridemorph, dodemorph, the butadiene morpholine to powdery mildew of cucumber
Subjects: powdery mildew of cucumber germ
Pot-culture method is adopted in this test.Sowing sense powdery mildew of cucumber kind potted plantly is cultured to 2-4 leaf periods, numbers standby.With the pure water that is added with a small amount of surface reactive material, draw the fresh spore that covers with on the white powder germ cucumber leaves, making spore concentration is 1 * 10
5Individual/mL spore suspension is standby.On the basis of preliminary experiment,, 5-7 series mass concentration is set according to the medicament activity.Soup is evenly sprayed in the blade face to all wetting, treat that the soup natural air drying is standby.Every processing 3 basins repeat for 4 times, and establish the processing that only contains solvent and surfactant and do not contain effective composition and make blank.24h behind the medicine, inoculation powdery mildew spore.Cultivate 7d in the greenhouse after, add up the lesion area on every strain cucumber seedling blade, the investigation prevention effect is calculated control efficiency with disease index.
Grade scale
0 grade: anosis;
1 grade: the sorus area accounts for below 5% of one-piece blade area;
3 grades: the sorus area accounts for the 6%-10% of one-piece blade area;
5 grades: the sorus area accounts for the 11%-20% of one-piece blade area;
7 grades: the sorus area accounts for the 21%-50% of one-piece blade area;
9 grades: the sorus area accounts for more than 50% of one-piece blade area.
The drug effect computational methods:
Control efficiency is converted into probability value (y), and liquor strength (μ g/ml) converts logarithm value (x) to, calculates concentration EC in virulence equation and the inhibition with method of least squares
50, according to the toxicity index and the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun medicament.
Actual measurement toxicity index (ATI)=(standard medicament EC
50/ reagent agent EC
50) * 100
The percentage composition of B in percentage composition+B medicament toxicity index * mixture of A in theoretical toxicity index (TTI)=A medicament toxicity index * mixture
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (the ATI)/theoretical toxicity index (TTI) of mixture] * 100
When CTC≤80, then the composition performance is for antagonism, and when 80＜CTC＜120, then the composition performance is for summation action, and when CTC 〉=120, then the composition performance is synergistic effect.
Toxicity test result is referring to table 1-table 3.
The serial proportioning of table 1 cyprodinil and tridemorph is to the Toxicity Determination result of powdery mildew of cucumber
| Handle | ??EC 50(μg/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Cyprodinil | ??11.92 | ??100 | ??/ | ??/ |
| Tridemorph | ??15.02 | ??79.4 | ??/ | ??/ |
| Cyprodinil 50: tridemorph 1 | ??8.37 | ??142.4 | ??99.6 | ??143.0 |
| Cyprodinil 20: tridemorph 1 | ??7.22 | ??165.1 | ??99.0 | ??166.7 |
| Cyprodinil 10: tridemorph 1 | ??6.85 | ??174.0 | ??98.1 | ??177.3 |
| Cyprodinil 5: tridemorph 1 | ??5.92 | ??201.4 | ??96.6 | ??208.5 |
| Cyprodinil 1: tridemorph 1 | ??4.87 | ??244.8 | ??89.7 | ??272.9 |
| Cyprodinil 1: tridemorph 5 | ??6.18 | ??192.9 | ??82.8 | ??232.9 |
| Cyprodinil 1: tridemorph 20 | ??7.34 | ??162.4 | ??80.3 | ??202.1 |
| Cyprodinil 1: tridemorph 50 | ??10.12 | ??117.8 | ??79.8 | ??147.7 |
Result of the test shows, the composite powdery mildew of cucumber of preventing and treating of cyprodinil and tridemorph, proportioning is 50: 1-1: in the time of between 50, the co-toxicity coefficient CTC of the serial proportioning of composition is all more than 143.0, has synergistic effect, and 20: 1-1: in the time of between 20, co-toxicity coefficient is for all being higher than 160, and synergistic effect is more obvious.
The serial proportioning of table 2 cyprodinil and dodemorph is to the Toxicity Determination result of powdery mildew of cucumber
| Handle | ??EC 50(μg/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Cyprodinil | ??11.92 | ??100 | ??/ | ??/ |
| Dodemorph | ??17.02 | ??70.0 | ??/ | ??/ |
| Cyprodinil 50: dodemorph 1 | ??9.07 | ??131.4 | ??99.4 | ??132.2 |
| Cyprodinil 20: dodemorph 1 | ??8.22 | ??145.0 | ??98.6 | ??147.1 |
| Cyprodinil 10: dodemorph 1 | ??7.65 | ??155.8 | ??97.3 | ??160.2 |
| Cyprodinil 5: dodemorph 1 | ??6.72 | ??177.4 | ??95.0 | ??186.7 |
| Cyprodinil 1: dodemorph 1 | ??5.37 | ??222.0 | ??85.0 | ??261.1 |
| Cyprodinil 1: dodemorph 5 | ??6.88 | ??173.3 | ??75.0 | ??230.9 |
| Cyprodinil 1: dodemorph 20 | ??8.34 | ??142.9 | ??71.5 | ??200.0 |
| Cyprodinil 1: dodemorph 50 | ??12.72 | ??93.7 | ??70.6 | ??132.7 |
Result of the test shows, the composite powdery mildew of cucumber of preventing and treating of cyprodinil and dodemorph, proportioning is 50: 1-1: in the time of between 50, the co-toxicity coefficient CTC of the serial proportioning of composition is all more than 132.2, has synergistic effect, and 10: 1-1: in the time of between 20, co-toxicity coefficient is for all being higher than 160, and synergistic effect is the most obvious.
The serial proportioning of table 3 cyprodinil and butadiene morpholine is to the Toxicity Determination result of cucumber white powder
| Handle | ??EC 50(μ ??g/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Cyprodinil | ??11.92 | ??100 | ??/ | ?/ |
| Butadiene morpholine | ??19.02 | ??62.7 | ??/ | ?/ |
| Cyprodinil 50: butadiene morpholine 1 | ??8.07 | ??147.7 | ??99.3 | ?148.8 |
| Cyprodinil 20: butadiene morpholine 1 | ??7.32 | ??162.8 | ??98.2 | ??165.8 |
| Cyprodinil 10: butadiene morpholine 1 | ??6.65 | ??179.2 | ??96.6 | ??185.5 |
| Cyprodinil 5: butadiene morpholine 1 | ??5.72 | ??208.4 | ??93.8 | ??222.2 |
| Cyprodinil 1: butadiene morpholine 1 | ??5.57 | ??214.0 | ??81.3 | ??263.1 |
| Cyprodinil 1: butadiene morpholine 5 | ??7.75 | ??153.8 | ??68.9 | ??223.3 |
| Cyprodinil 1: butadiene morpholine 20 | ??9.54 | ??124.9 | ??64.4 | ??193.9 |
| Cyprodinil 1: butadiene morpholine 50 | ??13.42 | ??88.8 | ??63.4 | ??140.1 |
Result of the test shows, the composite powdery mildew of cucumber of preventing and treating of cyprodinil and butadiene morpholine, proportioning is 50: 1-1: in the time of between 50, the co-toxicity coefficient CTC of the serial proportioning of composition is all more than 140.1, has synergistic effect, and 20: 1-1: in the time of between 20, co-toxicity coefficient is for all being higher than 160, and synergistic effect is more obvious.
Above measurement result shows that cyprodinil (A) and a kind of morpholine series bactericidal agent (B) combination matching are 50: 1-1: in the time of between 50, powdery mildew of cucumber is had synergistic effect, especially 20: 1-1: in the time of between 20, synergistic effect is more obvious.
Bactericidal composition of the present invention can be prepared into known method and be fit to wetting powder, suspending agent, aqueous emulsion, microemulsion or the water dispersible granules that agricultural is used.Below describe with specific embodiment, percentage is mass percent in the prescription.Active component refers to cyprodinil and morpholine series bactericidal agent in the present specification, and former medicine refers to active component chemosynthesis, unprocessed.
Embodiment 1:51% cyprodinil butadiene morpholine suspending agent
Cyprodinil 50%
Butadiene morpholine 1%
Methyl naphthalene sulfonate formaldehyde condensate (wetting dispersing agent) 10%
Xanthans (thickener) 1%
Bentonite (carrier) 1%
Glycerine (antifreeze) 1%
Water complements to 100%.
The ratio of each component such as the former medicine of active component, wetting dispersing agent, thickener, carrier, antifreeze and water in prescription mixed, after grinding and/or high speed shear, obtain 51% cyprodinil butadiene morpholine suspending agent.
This embodiment is applied to prevent and treat wheat powdery mildew.51% cyprodinil butadiene morpholine suspending agent is sprayed by 1000 times of (cyprodinil valid density is 500 μ g/ml, and butadiene morpholine valid density is 10 μ g/ml) thin ups, and the control efficiency of 7 days and 15 days is respectively 98.5%, 94.7% behind the medicine.50% cyprodinil suspending agent by 800 times (valid density is 625 μ g/ml) and 50% butadiene morpholine wetting powder by 1000 times (valid density is 500 μ g/ml), with using with quadrat method, the preventive effect of 7 days and 15 days is respectively 93.8%, 89.9% and 88.9%, 86.6% behind the medicine.The synergistic effect of the composite back of cyprodinil and butadiene morpholine is obvious, to the preventive effect of wheat powdery mildew significantly better than single agent.
Embodiment 2:31% cyprodinil tridemorph microemulsion
Cyprodinil 1%
Tridemorph 30%
N-Methyl pyrrolidone (solvent) 10%
Isopropyl alcohol (cosolvent) 15%
The newborn 500# of farming (emulsifier) 5%
The newborn 1601# of farming (emulsifier) 5%
Water complements to 100%.
Former medicine, solvent, cosolvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component and the mixed water that gets of water; Under high-speed stirred, oil phase is mixed with water, make 31% cyprodinil tridemorph microemulsion.
This embodiment is applied to the chrysanthemum powdery mildew.31% cyprodinil tridemorph microemulsion is sprayed by 1000 times of (cyprodinil valid density is 10 μ g/ml, and tridemorph valid density is 300 μ g/ml) thin ups, and the control efficiency of 7 days and 15 days is respectively 92.7%, 87.7% behind the medicine.5% cyprodinil suspending agent by 1000 times (valid density is 50 μ g/ml) and 35% tridemorph suspending agent by 1000 times (valid density is 350 μ g/ml), with using with quadrat method, the preventive effect of 7 days and 15 days is respectively 67.9%, 65.2% and 83.8%, 81.5% behind the medicine.The synergistic effect of the composite back of cyprodinil and tridemorph is obvious, to the preventive effect of chrysanthemum powdery mildew significantly better than single agent.
Embodiment 3:91.8% cyprodinil tridemorph water dispersible granules
Cyprodinil 1.8%
Tridemorph 90%
Negel (dispersant) 1%
Sodium lignin sulfonate (dispersant) 2%
Lauryl sodium sulfate (wetting agent) 2%
Sulfuric acid amine (disintegrant) 2%
Kaolin (filler) is to 100%
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder, add a certain amount of water mixing extruding again and make material through comminution by gas stream.Obtain 91.8% cyprodinil tridemorph water dispersible granules after the drying screening.
This embodiment is applied to prevent and treat grape powdery mildew.With 2000 times of 91.8% cyprodinil tridemorph water dispersible granules (cyprodinil valid density is 9 μ g/ml, and tridemorph valid density is 450 μ g/ml) thin up spraying, the control efficiency of 7 days and 15 days is respectively 98.9%, 96.7% behind the medicine.5% cyprodinil water dispersible granules by 1000 times (valid density is 50 μ g/ml) and 90% tridemorph water dispersible granules by 1800 times (valid density is 500 μ g/ml), with using with quadrat method, the preventive effect of 7 days and 15 days is respectively 65.5%, 63.9% and 91.6%, 88.4% behind the medicine.The synergistic effect of the composite back of cyprodinil and tridemorph is obvious, to the preventive effect of grape powdery mildew significantly better than single agent.
Embodiment 4:5% cyprodinil dodemorph aqueous emulsion
Cyprodinil 2.5%
Dodemorph 2.5%
N-Methyl pyrrolidone (solvent) 10%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
The newborn 600# of farming (emulsifier) 5%
Water complements to 100%
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component and the mixed water that gets of water; Under high-speed stirred, oil phase is mixed with water, make 5% cyprodinil dodemorph aqueous emulsion.
This embodiment is applied to prevent and treat powdery mildew of cucumber.5% cyprodinil dodemorph aqueous emulsion is sprayed by 100 times of (cyprodinil valid density is 250 μ g/ml, and dodemorph valid density is 250 μ g/ml) thin ups, and the control efficiency of 7 days and 15 days is respectively 98.3%, 96.7% behind the medicine.5% cyprodinil suspending agent by 100 times (valid density is 500 μ g/ml) and 5% dodemorph suspending agent by 100 times (valid density is 500 μ g/ml), with using with quadrat method, the preventive effect of 7 days and 15 days is respectively 94.1%, 92.9% and 88.9%, 87.6% behind the medicine.The synergistic effect of the composite back of cyprodinil and dodemorph is obvious, to the preventive effect of powdery mildew of cucumber significantly better than single agent.
Embodiment 5:60% cyprodinil tridemorph wetting powder
Cyprodinil 30%
Tridemorph 30%
Lauryl sodium sulfate (wetting agent) 2%
Sodium lignin sulfonate (dispersant) 5%
Naphthalene sulfonate (dispersant) 3%
Kaolin (filler) complements to 100%.
Active component, various auxiliary agent and filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, promptly get 60% cyprodinil tridemorph wetting powder.
This embodiment is applied to control joint melon powdery mildew.60% cyprodinil tridemorph wetting powder is sprayed by 1200 times of (cyprodinil valid density is 250 μ g/ml, and tridemorph valid density is 250 μ g/ml) thin ups, and the control efficiency of 7 days and 15 days is respectively 97.8%, 96.9% behind the medicine.60% cyprodinil suspending agent by 1200 times (valid density is 500 μ g/ml) and 60% tridemorph suspending agent by 1200 times (valid density is 500 μ g/ml), with using with quadrat method, the preventive effect of 7 days and 15 days is respectively 92.1%, 90.9% and 89.9%, 86.6% behind the medicine.The synergistic effect of the composite back of cyprodinil and tridemorph is obvious, to the preventive effect of joint melon powdery mildew significantly better than single agent.
Embodiment 6:50% cyprodinil dodemorph water dispersible granules
Cyprodinil 20%
Dodemorph 30%
Negel (dispersant) 4%
Sodium lignin sulfonate (dispersant) 2%
Lauryl sodium sulfate (wetting agent) 5%
Ammonium sulfate (disintegrant) 5%
Kaolin (filler) is to 100%
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder, add a certain amount of water mixing extruding again and make material through comminution by gas stream.Obtain 50% cyprodinil dodemorph water dispersible granules after the drying screening.
This embodiment is applied to powdery mildew of cucumber.(cyprodinil valid density is 200 μ g/ml by 1000 times with 50% cyprodinil dodemorph water dispersible granules, dodemorph valid density is 300 μ g/ml) thin up spraying, the control efficiency of 7 days and 15 days is respectively 99.3%, 98.7% behind the medicine.50% cyprodinil suspending agent by 1000 times (valid density is 500 μ g/ml) and 50% dodemorph wetting powder by 1000 times (valid density is 500 μ g/ml), with using with quadrat method, the preventive effect of 7 days and 15 days is respectively 92.1%, 89.9% and 87.9%, 85.6% behind the medicine.The synergistic effect of the composite back of cyprodinil and dodemorph is obvious, to the preventive effect of powdery mildew of cucumber significantly better than single agent.
Claims (8)
1, a kind of bactericidal composition, it is characterized in that: contain cyprodinil (A) and (A) and a kind of morpholine series bactericidal agent (B) in the described bactericidal composition, B is any in tridemorph, dodemorph, the butadiene morpholine, and described (A) and mass ratio (B) are 50: 1-1: 50.
2, according to claim 1, it is characterized in that: be 20 (A): 1-1: 20 with (B) mass ratio.
3, according to claim 1 or 2, it is characterized in that: be 5%-95% (A) with (B) the gross mass percentage composition in bactericidal composition.
4, according in the claim 1 to 3 each, it is characterized in that: also contain the pesticidal preparations auxiliary element in the described bactericidal composition, be fit to the formulation that agricultural is used so that bactericidal composition made.
5, according to claim 4, it is characterized in that: the formulation of described bactericidal composition is wetting powder, suspending agent, microemulsion, aqueous emulsion or water dispersible granules.
6, claim 1 is characterized in that: described bactericidal composition, on control of crop disease, use.
7, the application of bactericidal composition according to claim 6 is characterized in that: described crop is flowers, paddy rice, wheat, fruit tree, cotton, vegetables.
8, according to claim 6 or 7, it is characterized in that: described bactericidal composition is applied to prevent and treat powdery mildew.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910140094A CN101647449A (en) | 2009-07-06 | 2009-07-06 | Sterilizing composition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910140094A CN101647449A (en) | 2009-07-06 | 2009-07-06 | Sterilizing composition |
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| CN101647449A true CN101647449A (en) | 2010-02-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106614643A (en) * | 2016-12-26 | 2017-05-10 | 广西南宁栩兮科技有限公司 | Compound composition including triphenyltin acetate and dodemorph |
| CN108077281A (en) * | 2018-02-06 | 2018-05-29 | 山东中农联合生物科技股份有限公司 | A kind of bactericidal composition containing butadiene morpholine |
-
2009
- 2009-07-06 CN CN200910140094A patent/CN101647449A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106614643A (en) * | 2016-12-26 | 2017-05-10 | 广西南宁栩兮科技有限公司 | Compound composition including triphenyltin acetate and dodemorph |
| CN108077281A (en) * | 2018-02-06 | 2018-05-29 | 山东中农联合生物科技股份有限公司 | A kind of bactericidal composition containing butadiene morpholine |
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Application publication date: 20100217 |