CN106565586B - 一种萘磺酰胺类化合物及其制备方法与在调节植物生长活性中的应用 - Google Patents
一种萘磺酰胺类化合物及其制备方法与在调节植物生长活性中的应用 Download PDFInfo
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- WJJGAKCAAJOICV-JTQLQIEISA-N (2s)-2-(dimethylamino)-3-(4-hydroxyphenyl)propanoic acid Chemical compound CN(C)[C@H](C(O)=O)CC1=CC=C(O)C=C1 WJJGAKCAAJOICV-JTQLQIEISA-N 0.000 description 1
- IWZSHWBGHQBIML-ZGGLMWTQSA-N (3S,8S,10R,13S,14S,17S)-17-isoquinolin-7-yl-N,N,10,13-tetramethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-amine Chemical compound CN(C)[C@H]1CC[C@]2(C)C3CC[C@@]4(C)[C@@H](CC[C@@H]4c4ccc5ccncc5c4)[C@@H]3CC=C2C1 IWZSHWBGHQBIML-ZGGLMWTQSA-N 0.000 description 1
- IVHKSUMLZQXFPR-UHFFFAOYSA-N 1-(4-methylphenyl)-n-(2-oxo-1-propyl-3,4-dihydroquinolin-6-yl)methanesulfonamide Chemical compound C=1C=C2N(CCC)C(=O)CCC2=CC=1NS(=O)(=O)CC1=CC=C(C)C=C1 IVHKSUMLZQXFPR-UHFFFAOYSA-N 0.000 description 1
- ONBQEOIKXPHGMB-VBSBHUPXSA-N 1-[2-[(2s,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]oxy-4,6-dihydroxyphenyl]-3-(4-hydroxyphenyl)propan-1-one Chemical compound O[C@@H]1[C@H](O)[C@@H](CO)O[C@H]1OC1=CC(O)=CC(O)=C1C(=O)CCC1=CC=C(O)C=C1 ONBQEOIKXPHGMB-VBSBHUPXSA-N 0.000 description 1
- SFOKDWPZOYRZFF-UHFFFAOYSA-H 2,3-dihydroxybutanedioate;iron(3+) Chemical compound [Fe+3].[Fe+3].[O-]C(=O)C(O)C(O)C([O-])=O.[O-]C(=O)C(O)C(O)C([O-])=O.[O-]C(=O)C(O)C(O)C([O-])=O SFOKDWPZOYRZFF-UHFFFAOYSA-H 0.000 description 1
- MROVZCRMXJZHCN-UHFFFAOYSA-N 3-[4-(aminomethyl)-6-(trifluoromethyl)pyridin-2-yl]oxy-N-(2-hydroxyethyl)benzamide Chemical compound NCC1=CC(=NC(=C1)C(F)(F)F)OC=1C=C(C(=O)NCCO)C=CC=1 MROVZCRMXJZHCN-UHFFFAOYSA-N 0.000 description 1
- 201000004384 Alopecia Diseases 0.000 description 1
- 241000219194 Arabidopsis Species 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 240000006162 Chenopodium quinoa Species 0.000 description 1
- 241000207199 Citrus Species 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 238000013313 FeNO test Methods 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 1
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 1
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 1
- 239000008118 PEG 6000 Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 231100000674 Phytotoxicity Toxicity 0.000 description 1
- 229920002584 Polyethylene Glycol 6000 Polymers 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 240000003768 Solanum lycopersicum Species 0.000 description 1
- 230000006578 abscission Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 231100000360 alopecia Toxicity 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- 239000011609 ammonium molybdate Substances 0.000 description 1
- 235000018660 ammonium molybdate Nutrition 0.000 description 1
- APUPEJJSWDHEBO-UHFFFAOYSA-P ammonium molybdate Chemical compound [NH4+].[NH4+].[O-][Mo]([O-])(=O)=O APUPEJJSWDHEBO-UHFFFAOYSA-P 0.000 description 1
- 229940010552 ammonium molybdate Drugs 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 235000020971 citrus fruits Nutrition 0.000 description 1
- 229940126142 compound 16 Drugs 0.000 description 1
- 229940125898 compound 5 Drugs 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 239000003501 hydroponics Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 239000011565 manganese chloride Substances 0.000 description 1
- 235000002867 manganese chloride Nutrition 0.000 description 1
- 229940099607 manganese chloride Drugs 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- 239000011702 manganese sulphate Substances 0.000 description 1
- 235000007079 manganese sulphate Nutrition 0.000 description 1
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- VLAPMBHFAWRUQP-UHFFFAOYSA-L molybdic acid Chemical compound O[Mo](O)(=O)=O VLAPMBHFAWRUQP-UHFFFAOYSA-L 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 1
- 235000019796 monopotassium phosphate Nutrition 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- FEMOMIGRRWSMCU-UHFFFAOYSA-N ninhydrin Chemical compound C1=CC=C2C(=O)C(O)(O)C(=O)C2=C1 FEMOMIGRRWSMCU-UHFFFAOYSA-N 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 1
- 238000007699 photoisomerization reaction Methods 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 239000003375 plant hormone Substances 0.000 description 1
- LALMFIKLZPCWCM-UHFFFAOYSA-M potassium;4-bromonaphthalene-1-sulfonate Chemical compound [K+].C1=CC=C2C(S(=O)(=O)[O-])=CC=C(Br)C2=C1 LALMFIKLZPCWCM-UHFFFAOYSA-M 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- GJSDYQXOSHKOGX-UHFFFAOYSA-N pyrabactin Chemical compound C12=CC=CC=C2C(Br)=CC=C1S(=O)(=O)NCC1=CC=CC=N1 GJSDYQXOSHKOGX-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 150000004354 sesquiterpene derivatives Chemical group 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- MKWYFZFMAMBPQK-UHFFFAOYSA-J sodium feredetate Chemical compound [Na+].[Fe+3].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O MKWYFZFMAMBPQK-UHFFFAOYSA-J 0.000 description 1
- 229940078031 sodium ironedetate Drugs 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000009261 transgenic effect Effects 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/46—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with hetero atoms directly attached to the ring nitrogen atom
- C07D207/48—Sulfur atoms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
- A01N41/04—Sulfonic acids; Derivatives thereof
- A01N41/06—Sulfonic acid amides
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
- A01N43/38—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings condensed with carbocyclic rings
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- C—CHEMISTRY; METALLURGY
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
- C07C303/38—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reaction of ammonia or amines with sulfonic acids, or with esters, anhydrides, or halides thereof
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C311/00—Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
- C07C311/15—Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of six-membered aromatic rings
- C07C311/16—Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the sulfonamide groups bound to hydrogen atoms or to an acyclic carbon atom
- C07C311/19—Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the sulfonamide groups bound to hydrogen atoms or to an acyclic carbon atom to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups
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- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
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Abstract
本发明公开了一种萘磺酰胺类化合物及其制备方法与在调节植物生长活性中的应用。本发明提供的萘磺酰胺类化合物,其结构通式如式Ⅰ所示。本发明提供的式I所示萘磺酰胺类化合物,结构简单,具有优良的植物生长调节活性,制备方法简单可行,利于大规模生产。
Description
技术领域
本发明属于植物生长调节剂领域,具体涉及一种萘磺酰胺类化合物及其制备方法与在调节植物生长活性中的应用。
背景技术
脱落酸是一种重要的内源性植物激素,具有倍半萜结构,在植物离层形成、诱导休眠、抑制发芽、促进器官衰老和脱落、增强抗逆性等植物生理过程中起着重要作用,因此,脱落酸的合理利用对促进农作物的增产、增收及改良作物品种等具有十分重要的意义。但是,由于生产成本较高,在植物体内快速代谢失活和侧链2-位顺式双键的光异构失活,脱落酸在农业生产中未能大面积推广应用。因此,脱落酸功能类似物是本领域内研究热点之一。
WO 2010093954A2公开了一种脱落酸类似物Pyrabactin,该化合物具有抑制种子萌发,调节气孔关闭的功能,后续研究表明还可以提高玉米等作物的耐旱性和调节柑橘的开花时间;WO 2013148339A1公开了脱落酸类似物Quinabactin,该化合物能够诱导气孔关闭,提高大豆和番茄的抗旱性;CN 102391147A公开了一类芳甲酰胺基环丙酸脱落酸类似物,部分化合物具有抑制种子萌发的植物生长调节活性;CN103435472A公开了一类高活性苯并异脱落酸类似物,该类化合物对拟南芥种子萌发的抑制活性约为(+)-ABA的14倍;CN102911041A公开了一个2,3-位的环丙烷化脱落酸类似物,该化合物的光稳定性约为脱落酸的4倍;WO 2015113944A1公开了磷酸盐类Pyrabactin类似物具有脱落酸类似的功能,部分化合物具有可以调节气孔关闭和抑制种子萌发的作用。
因此,开发成本低廉、活性更高、稳定性更好的脱落酸类似物,对于加速该类植物生长调节剂在农业生产中的应用、提高农产品的质量和产量、维护环境安全等均具有非常重要的意义。
发明内容
本发明的目的是提供一种萘磺酰胺类化合物及其制备方法与在调节植物生长活性中的应用。
本发明提供的萘磺酰胺类化合物,其结构通式如式Ⅰ所示,
所述式Ⅰ中,X为卤素原子;
R为氨基酸残基或氨基酸酯化物残基;
其中,所述氨基酸残基为氨基酸中的羧基α位氨基氢被取代而得的基团;
所述氨基酸酯化物残基为所述氨基酸残基中的羧基与醇发生酯化反应而得的基团;
且所述式I所示化合物不包括如下化合物:
所述式Ⅰ中,X为F、Cl、Br或I;
所述氨基酸残基为下述任意一种氨基酸中的羧基α位氨基氢被取代而得的基团:丙氨酸(Ala)、缬氨酸(Val)、亮氨酸(Leu)、异亮氨酸(Ile)、脯氨酸(Pro)、苯丙氨酸(Phe)、色氨酸(Trp)、蛋氨酸(Met)、甘氨酸(Gly)、丝氨酸(Ser)、苏氨酸(Thr)、半胱氨酸(Cys)、酪氨酸(Tyr)、天冬酰胺(Asn)、谷氨酰胺(Gln)、赖氨酸(Lys)、组氨酸(His)、天冬氨酸(Asp)、谷氨酸(Glu)或1-氨基环丙烷羧酸的残基。
所示氨基酸酯化物残基具体可为下述氨基酸残基中的羧基与醇发生酯化反应而得的基团:
丙氨酸(Ala)、缬氨酸(Val)、亮氨酸(Leu)、异亮氨酸(Ile)、脯氨酸(Pro)、苯丙氨酸(Phe)、色氨酸(Trp)、蛋氨酸(Met)、甘氨酸(Gly)、丝氨酸(Ser)、苏氨酸(Thr)、半胱氨酸(Cys)、酪氨酸(Tyr)、天冬酰胺(Asn)、谷氨酰胺(Gln)、赖氨酸(Lys)、组氨酸(His)、天冬氨酸(Asp)、谷氨酸(Glu)或1-氨基环丙烷羧酸的残基;更具体可为丝氨酸甲酯;
所述醇为一元烷基醇或二元烷基醇;所述醇中,碳原子的个数具体可为1-4。
所述醇更具体可为甲醇、乙醇、正丙醇、异丙醇或叔丁醇。
具体的,所述式I所示化合物为如下化合物中的任意一种:
所述中,R1为
所述具体为
所述中,R2为-COOCH3或-COOH;
所述具体为
所述中,R3为
所述具体为
所述中,R4为-OCH3或-OH;
所述具体为
本发明提供的制备R为氨基酸酯化物残基的式Ⅰ所示化合物的方法,包括如下步骤:
将式Ⅱ所示化合物和氨基酸酯化物在催化剂、溶剂和碱存在的条件下进行酰胺化反应,得到R为氨基酸酯化物残基的式Ⅰ所示化合物;
所述式Ⅱ中,X的定义与前述式I中的相同;
所述氨基酸酯化物为氨基酸残基中的羧基与醇发生酯化反应而得的产物。
上述方法的酰胺化反应步骤中,反应温度为-20℃~150℃,具体可为-5℃~5℃;时间为4h~24h,具体可为8h~12h;
所述式Ⅱ所示化合物和氨基酸酯化物的投料摩尔比为1:1~5;
所述催化剂为4-二甲氨基吡啶、吡啶、三丁胺和四丁基溴化铵中的一种;
所述催化剂与所述式Ⅱ所示化合物的投料摩尔比为0.01~0.05:100;
所述溶剂选自二氯甲烷、乙酸乙酯、氯仿、四氯甲烷、四氢呋喃、N,N-二甲基甲酰胺和石油醚中的至少一种;
所述碱为三乙胺、乙二胺、四甲基乙二胺、叔丁醇钠或正丁基锂;
所述碱与所述式Ⅱ所示化合物的投料摩尔比为1~15:1;
所述碱均以滴加的方式加入到反应体系中;滴加的速率为1ml/min~5ml/min。
本发明提供的制备R为氨基酸残基的式Ⅰ所示化合物的方法,包括如下步骤:
将所述R为氨基酸酯化物残基的式Ⅰ所示化合物在溶剂和碱存在的条件下,进行羧基脱保护反应,得到所述R为氨基酸残基的式Ⅰ所示化合物;
上述方法的羧基脱保护反应步骤中,温度为20℃~50℃;时间为4h~24h;
所述R为氨基酸酯化物残基的式Ⅰ所示化合物和碱的投料摩尔比为1:1~5;
所述碱选自氢氧化钠、氢氧化钾、氢氧化锂、碳酸钾、碳酸氢钾、碳酸钠和碳酸氢钠中的至少一种;
所述溶剂选自二氯甲烷、乙酸乙酯、四氢呋喃、甲醇、水、N,N-二甲基甲酰胺和石油醚中的至少一种。
另外,上述本发明提供的式I化合物在调节植物生长活性中的应用及含有式Ⅰ化合物的植物生长活性调节剂,也属于本发明的保护范围。
具体的,所述调节植物生长活性为提高植物的耐冷性、耐旱性、耐盐性、耐高温性和除草活性中至少一种;
所述植物生长活性调节剂为提高植物的耐冷性、耐旱性、耐盐性、耐高温性和除草活性中至少一种的调节剂。
所述植物为小麦、水稻、玉米或棉花;
所述除草活性中,草为稗草、牛筋草、看麦娘、马齿苋、马唐或藜。
所述耐高温性中,高温为28-38℃;更具体为在28-38℃保持若干天,如3-6天;再具体为在白天38℃,夜间28℃的环境中保持若干天,如3-6天。
本发明提供的式I所示萘磺酰胺类化合物,结构简单,具有优良的植物生长调节活性,制备方法简单可行,利于大规模生产。
具体实施方式
下面结合具体实施例对本发明作进一步阐述,但本发明并不限于以下实施例。所述方法如无特别说明均为常规方法。所述原材料如无特别说明均能从公开商业途径获得。
下述实施例中所用4-溴萘-1-磺酰氯可按照如下步骤制得:
称取4-溴萘-1-磺酸钾3.2g,加入30mL SOCl2后呈白色浑浊,磁搅拌下加热70℃回流,回流5min后反应液变为黄色透明液体。
反应4h后,蒸出过量的SOCl2,得淡黄色粘稠状液体,加入约20mL氯仿,旋蒸带走残留的SOCl2(旋蒸应提前进行无水处理),得淡黄色膏状固体。加入一定量丙酮进行重结晶,抽滤,旋蒸得土黄色固体。
下述实施例所用酪氨酸二甲酯可按照如下方法制得:
称取6.66g丝氨酸,加入80mL甲醇,反应液呈白色浑浊,冰水浴冷却至0℃。
向上述溶液中缓慢滴加15mL SOCl2,防止温度上升。
滴加完毕后,恢复至室温反应(或加热控制温度在20-30℃之间),反应至固体溶解,TLC监测反应进度,用0.2%茚三酮乙醇溶液显色。
反应结束后,悬蒸脱去溶剂,再加入10mL CHCl3悬蒸,得白色固体。
实施例1、((4-溴萘-1-基)磺酰基)丝氨酸甲酯的制备(化合物9)
称取1.6g(10mmol)丝氨酸甲酯,加入30mL溶剂CH2Cl2,3.06g(10mol)4-溴萘-1-磺酰氯和催化量(为4-溴萘-1-磺酰氯摩尔用量的0.03%)的催化剂4-二甲氨基吡啶,冰水浴冷却至0℃。再向上述溶液中以1ml/min的速率滴加3.0g(0.03mol)Et3N,0℃进行酰胺化反应过夜,TLC监测反应进度。反应结束后,抽滤去除白色固体,母液悬蒸后过柱进行柱层析,洗脱剂为石油醚:乙酸乙酯(V/V)=5:1,洗脱体积为2L,为柱体积的10倍,所得产物经结构确认(相关数据见表1中化合物9),为结构归属式Ⅰ的目标产物((4-溴萘-1-基)磺酰基)丝氨酸甲酯,其中,X为溴;R为丝氨酸甲酯基。
实施例2、((4-溴萘-1-yl)磺酰胺)丝氨酸的制备(化合物10)
称取实施例1制备所得1.7g(4.4mmol)((4-溴萘-1-基)磺酰基)丝氨酸甲酯,加入20mLLiOH水溶液(含3.0g(71.6mmol)LiOH)和60mL甲醇,加热回流70℃下进行羧基脱保护反应,TLC监测反应进度。反应12h结束后,用1N盐酸调pH值至4.0,悬蒸脱去甲醇。用50mLCH2Cl2萃取悬蒸后溶液3次,保留有机相。有机相用无水Na2SO4干燥过夜,抽滤收集母液,母液悬蒸后得白色固体。所得产物经结构确认(相关数据见表1中化合物10),为结构归属式Ⅰ的目标产物((4-溴萘-1-yl)磺酰胺)丝氨酸,其中,X为溴;R为丝氨酸残基。
参照实施例1和2提供的制备方法,替换相应取代基,可制得表1中除化合物19外的其他归属式Ⅰ的化合物。
上述化合物1至化合物16的结构式及结构确证数据均见表1。
表1、化合物1-16化学结构及1HNMR数据
实施例3、化合物提高水稻(日本晴,购于中国农业大学农学院水稻组)耐冷性的生物活性测定
将苗盘喷湿,在孔中撒少许蛭石(吸水、保湿)作铺垫,再喷水,播种,注意根朝下,接触盘底,芽朝上,再撒蛭石将种子埋住,每个处理30棵种子,5个重复。再喷水,以保持水分。多撒蛭石,防止水分过早蒸发。播种完后盘底覆以浅水(质量百分浓度30%的营养液,具体成分见表3)。每天在苗盘上喷水以保持水分。将苗盘至于20-30℃,光照16h,黑暗8h,湿度70-80%的人工温室中培养。生长至3叶期时,叶面分别喷施清水、100μM的ABA和本发明提供的式I所示化合物(如化合物1),喷施24h后,置于人工气候室下(温度为5℃,相对湿度70%~80%,光照12h,黑暗12h)处理4d,然后再置于常温下恢复2d,测定水稻幼苗的成活率。
将化合物1替换为化合物2-16,按照如上步骤进行试验,对于每种化合物,试验重复3次,所得结果见表2。
表2、低温胁迫下化合物对水稻幼苗成活率的影响
表3、水稻水培营养液配方
由表2可知,低温胁迫下,ABA能够提高水稻幼苗的成活率,成活率高达80%以上,本发明提供的式Ⅰ所示大部分化合物都有一定的活性,化合物11,12,13,15和16的活性较好,提高水稻幼苗的成活率60%以上,其中,化合物16处理的水稻幼苗的成活率在70%以上,表明本申请所涉及化合物具有很好的诱导水稻幼苗抗低温的活性。
实施例4、化合物提高玉米耐旱性的生物活性测定
挑选大小整齐饱满的玉米(郑单958,购于北京思农种业有限公司)种子400粒,用300mL 10%的H2O2水溶液浸泡15min,消毒后用大量无菌水冲洗种子,以便去除残留的H2O2,用300mL无菌水浸泡24h催芽。将催芽后的玉米种子播种到石英砂中,用黑塑料袋罩住,定期补充水分。种子发芽后揭掉黑塑料袋,进行正常培养,培养条件为光照16h,黑暗8h,温度23~28℃,幼苗长至一叶一心时移苗进行水培,营养液成分见表5,营养液每三天更换一次。幼苗长至两叶一心时叶面分别喷施清水、100μM ABA和本发明提供的式Ⅰ所示化合物(如化合物1),施药24h后进行干旱胁迫,加入20%的PEG6000,处理14d后取整株玉米,然后置于105℃鼓风干燥箱中杀青15min,80℃烘干至恒重,称量玉米的干重。
将化合物1替换为化合物2-16,按照如上步骤进行试验,对于每种化合物,试验重复3次,所得结果见表4。
表4、干旱胁迫下化合物对玉米干重的影响
表5、玉米水培营养液配方
母液成分 | 所用试剂分子式 | 营养液浓度(mmol/L) |
硝酸钾 | KNO<sub>3</sub> | 2.00 |
氯化钙 | CaCl<sub>2</sub>(CaCl<sub>2</sub>、2H<sub>2</sub>O) | 1.00 |
硫酸镁 | MgSO<sub>4</sub>·7H<sub>2</sub>O | 0.50 |
磷酸二氢钾 | KH<sub>2</sub>PO<sub>4</sub> | 0.10 |
乙二胺四乙酸铁钠 | EDTA·FeNa | 0.10 |
硼酸 | H<sub>3</sub>BO<sub>3</sub> | 0.03000 |
硫酸锌 | ZnSO<sub>4</sub>·7H<sub>2</sub>O | 0.00250 |
硫酸铜 | CuSO<sub>4</sub>·5H<sub>2</sub>O | 0.00080 |
硫酸锰 | MnSO<sub>4</sub>·H<sub>2</sub>O | 0.00500 |
钼酸铵 | (NH<sub>4</sub>)<sub>6</sub>Mo<sub>7</sub>O<sub>24</sub>·4H<sub>2</sub>O | 0.00003 |
由表4可知,干旱胁迫能降低玉米的生物量,喷施ABA和化合物后能明显提高玉米的生物量,喷施ABA的玉米干重为33.113g,活性最好,化合物5和13的活性次之,分别为30.846g和31.157g,表明本发明所涉及化合物具有很好的诱导玉米抗旱的活性。
实施例5、化合物提高棉花(CCSI41,购于中棉所)耐盐性的生物活性测定
所有试验均在中国农业大学西校区转基因基地光照培养室完成,采用温室水培试验,随机区组排列,共5个处理,重复5次。培养室培养条件为光照14h(30℃),黑暗10h(25℃),光强450μmol m-2s-1。棉花种子经浓硫酸脱绒后,用10%的H2O2水溶液浸泡消毒15min。消毒后的种子温室条件下在灭菌水中浸泡12h,在经过预先高温杀菌的沙子中萌发出苗。待两片子叶完全展开(6d),挑选生长一致的幼苗移栽到35cm×27cm×12cm的塑料盆中,盆中含有4L1/2-Hogland营养液,营养液有效成分见表7。
NaCl胁迫处理的方法如下:当幼苗的两片子叶完全展开时,将幼苗转移到自来水中适应一天,然后在1/4-Hogland营养液培养10d。在这一时期的后两天时,叶面分别喷施清水、100μM的ABA和本发明提供的式Ⅰ所示化合物(如化合物1),施药24h后,向营养液中添加NaCl,营养液中NaCl的浓度每12h增加50mM,最终达到150mM的处理浓度。随后采用含有上述浓度NaCl的1/2-Hogland营养液。每隔3d更换一次营养液,每天添加一定量的去离子水补充蒸发失去的水分。盐胁迫处理10d后,棉花处于三叶期等待取样测定。
将化合物1替换为化合物2-16,按照如上步骤进行试验,对于每种化合物,试验重复3次,所得结果见表6。
表6、盐胁迫下化合物对棉花干重的影响
表7、棉花水培营养液配方
母液成分 | 所用试剂分子式 | 营养液浓度(g/L) |
硝酸钾 | KNO3 | 0.61 |
硝酸钙 | Ca(NO<sub>3</sub>)<sub>2</sub>·4H<sub>2</sub>O | 0.95 |
硫酸镁 | MgSO<sub>4</sub>·7H<sub>2</sub>O | 0.49 |
磷酸二氢铵 | NH<sub>4</sub>H<sub>2</sub>PO<sub>4</sub> | 0.12 |
酒石酸铁 | C<sub>8</sub>H<sub>12</sub>FeNO<sub>12</sub> | 0.005 |
硼酸 | H<sub>3</sub>BO<sub>3</sub> | 2.86 |
硫酸锌 | ZnSO<sub>4</sub>·7H<sub>2</sub>O | 0.22 |
硫酸铜 | CuSO<sub>4</sub>·5H<sub>2</sub>O | 0.08 |
氯化锰 | MnCl<sub>2</sub>·4H<sub>2</sub>O | 1.18 |
钼酸 | H<sub>2</sub>MoO<sub>4</sub>·4H<sub>2</sub>O | 0.09 |
由表6可知,盐胁迫能降低棉花的生物量,喷施ABA和化合物后能明显提高玉米的生物量,喷施ABA的玉米干重为0.66g,活性最好,化合物11、15和16的活性次之,分别为0.59g、0.58g和0.54g,表明本发明所涉及化合物具有很好的诱导棉花抗盐的活性。
实施例6、化合物提高小麦(济麦22,购于山东省农业科学院作物研究所)耐高温的生物活性测定
将小麦种子播种在口径16cm,高13cm的花盆中,采用混合基质(基质:土=1:2)培养,每盆70~80粒,置于人工气候培养箱中,正常温度(白天20℃,夜间15℃下),光照/黑暗(12h/12h)培养。当幼苗长到二叶一心期时,叶面分别喷施清水、100μM的ABA和本发明提供的式Ⅰ所示化合物(如化合物1),施药24h后,白天38℃,夜间28℃进行高温处理,于处理后3d,4d,5d,6d分别统计正常幼苗数,计算幼苗存活率。于第7d将材料置于正常温度(白天20℃,夜间15℃下)恢复7d,再次统计正常幼苗数,计算幼苗存活率。
将化合物1替换为化合物2-16,按照如上步骤进行试验,对于每种化合物,试验重复3次,所得结果见表8。
表8、恢复7d后小麦幼苗的存活率
由表8可知,高温胁迫下,ABA能够提高小麦幼苗的成活率,成活率为52.3%,本发明多设计的大部分化合物都有一定的活性,其中化合物3、6和2的活性较好,提高小麦幼苗的成活率分别为44.1%、44.8%和38.3%,表明本申请所涉及化合物具有很好的诱导小麦抗高温的活性。
实施例7、化合物除草活性的测定
将两层滤纸置于直径6厘米的一次性培养皿底部,每个皿中加入2mL试剂,以蒸馏水为对照。每个培养皿内均匀放置25粒饱满且大小均一的植物种子,在培养箱(光照条件,60%;白天:18h,25℃;黑夜:6h,20℃)中培养。
用本发明提供的编号为1-16的式Ⅰ所示化合物的溶液(先用DMSO溶解化合物配置成25mmol/L的母液,再用水稀释至100μmol/L)对常见杂草和作物进行培养皿浸种,在培养箱中培养。统计3天发芽势和7天发芽率,同时目测药害程度,测量其幼苗3天和7天的芽长和根长,初步定量评价化合物浸种实验的除草效果和安全性,对于每种化合物,试验重复3次,所得结果见表9。
表9、100μmol/L化合物溶液浸种7d后稗草种子发芽率
由表9可知,ABA对稗草没有除草活性,而本发明所提供的式I所示化合物部分具有除草活性,其中化合物4、5、7和15的活性最好,稗草种子的发芽率分别为23.45%、29.38%、28.39%和28.29%,表明本申请所涉及化合物具有很好的除草活性。
Claims (11)
1.如下化合物中的任意一种:
、、、、、;
所述中,R1为 或;
所述中,R2为-COOCH3或-COOH;
所述中,R3为、、、或;
所述中,R4为-OCH3或-OH。
2.一种制备R为氨基酸酯化物残基的式Ⅰ所示化合物的方法,包括如下步骤:
将式Ⅱ所示化合物和氨基酸酯化物在催化剂、溶剂和碱存在的条件下进行酰胺化反应,得到R为氨基酸酯化物残基的式Ⅰ所示化合物;
式II
所述式Ⅱ中,X为F、Cl、Br或I;
所述氨基酸酯化物为氨基酸残基中的羧基与醇发生酯化反应而得的产物;
所述催化剂为4-二甲氨基吡啶、吡啶、三丁胺和四丁基溴化铵中的一种;
式I
所述式Ⅰ中,X为卤素原子;
R为氨基酸酯化物残基;
其中,所述氨基酸酯化物残基为所述氨基酸残基中的羧基与醇发生酯化反应而得的基团;
且所述式I所示化合物不包括如下化合物:
、、、、
和;
所述式Ⅰ中,X为F、Cl、Br或I;
所述氨基酸酯化物残基为下述氨基酸残基中的羧基与醇发生酯化反应而得的基团:
丙氨酸、缬氨酸、亮氨酸、异亮氨酸、脯氨酸、苯丙氨酸、色氨酸、蛋氨酸、甘氨酸、丝氨酸、苏氨酸、半胱氨酸、酪氨酸、天冬酰胺、谷氨酰胺、赖氨酸、组氨酸、天冬氨酸、谷氨酸或1-氨基环丙烷羧酸的残基;
所述醇为一元烷基醇或二元烷基醇。
3.根据权利要求2所述的方法,其特征在于:所述醇为甲醇、乙醇、正丙醇、异丙醇或叔丁醇。
4.根据权利要求3所述的方法,其特征在于:所述氨基酸酯化物残基为丝氨酸甲酯。
5.根据权利要求2-4任一所述的方法,其特征在于:所述酰胺化反应步骤中,反应温度为-20℃~150℃;时间为4h~24h;
所述式Ⅱ所示化合物和氨基酸酯化物的投料摩尔比为1:1~5;
所述催化剂与所述式Ⅱ所示化合物的投料摩尔比为0.01~0.05:100;
所述溶剂选自二氯甲烷、乙酸乙酯、氯仿、四氯甲烷、四氢呋喃、N, N-二甲基甲酰胺和石油醚中的至少一种;
所述碱为三乙胺、乙二胺、四甲基乙二胺、叔丁醇钠或正丁基锂;
所述碱与所述式Ⅱ所示化合物的投料摩尔比为1~15:1;
所述碱均以滴加的方式加入到反应体系中;滴加的速率为1ml/min~5ml/min。
6.根据权利要求5所述的方法,其特征在于:所述酰胺化反应步骤中,反应温度为-5℃~5℃;时间为8h~12h。
7.一种制备R为氨基酸残基的式Ⅰ所示化合物的方法,包括如下步骤:
将R为氨基酸酯化物残基的式Ⅰ所示化合物在溶剂和碱存在的条件下,进行羧基脱保护反应,得到所述R为氨基酸残基的式Ⅰ所示化合物;
式I
所述式Ⅰ中,X为卤素原子;
R为氨基酸酯化物残基;
其中,所述氨基酸酯化物残基为所述氨基酸残基中的羧基与醇发生酯化反应而得的基团;
且所述式I所示化合物不包括如下化合物:
、、、、和;
所述式Ⅰ中,X为F、Cl、Br或I;
所述氨基酸酯化物残基为下述氨基酸残基中的羧基与醇发生酯化反应而得的基团:
丙氨酸、缬氨酸、亮氨酸、异亮氨酸、脯氨酸、苯丙氨酸、色氨酸、蛋氨酸、甘氨酸、丝氨酸、苏氨酸、半胱氨酸、酪氨酸、天冬酰胺、谷氨酰胺、赖氨酸、组氨酸、天冬氨酸、谷氨酸或1-氨基环丙烷羧酸的残基。
8.根据权利要求7所述的方法,其特征在于:所述羧基脱保护反应步骤中,温度为20℃~50℃;时间为4h~24h;
所述R为氨基酸酯化物残基的式Ⅰ所示化合物和碱的投料摩尔比为1:1~5;
所述碱选自氢氧化钠、氢氧化钾、氢氧化锂、碳酸钾、碳酸氢钾、碳酸钠和碳酸氢钠中的至少一种;
所述溶剂选自二氯甲烷、乙酸乙酯、四氢呋喃、甲醇、水、N, N-二甲基甲酰胺和石油醚中的至少一种。
9.权利要求1所述化合物在调节植物生长活性中的应用。
10.根据权利要求9所述的应用,其特征在于:所述调节植物生长活性为提高植物的耐冷性、耐旱性、耐盐性、耐高温性和除草活性中至少一种。
11.根据权利要求9或10所述的应用,其特征在于:所述植物为小麦、水稻、玉米或棉花;
所述除草活性中,草为稗草、牛筋草、看麦娘、马齿苋、马唐或藜。
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