CN105732528B - 2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法 - Google Patents
2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法 Download PDFInfo
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- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 7
- 239000003446 ligand Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims abstract 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 18
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical group CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical group [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 8
- 239000003480 eluent Substances 0.000 claims description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- KVKFRMCSXWQSNT-UHFFFAOYSA-N n,n'-dimethylethane-1,2-diamine Chemical class CNCCNC KVKFRMCSXWQSNT-UHFFFAOYSA-N 0.000 claims description 6
- 229910021595 Copper(I) iodide Inorganic materials 0.000 claims description 5
- LSXDOTMGLUJQCM-UHFFFAOYSA-M copper(i) iodide Chemical group I[Cu] LSXDOTMGLUJQCM-UHFFFAOYSA-M 0.000 claims description 5
- -1 methoxyl group Chemical group 0.000 claims description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 238000004440 column chromatography Methods 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 239000012044 organic layer Substances 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 125000002774 3,4-dimethoxybenzyl group Chemical group [H]C1=C([H])C(=C([H])C(OC([H])([H])[H])=C1OC([H])([H])[H])C([H])([H])* 0.000 claims description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical group [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 229910052801 chlorine Chemical group 0.000 claims description 2
- 239000000460 chlorine Chemical group 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical group 0.000 claims description 2
- 239000011630 iodine Substances 0.000 claims description 2
- 229910052740 iodine Inorganic materials 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- 238000012805 post-processing Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000003756 stirring Methods 0.000 abstract description 2
- YCOXTKKNXUZSKD-UHFFFAOYSA-N as-o-xylenol Natural products CC1=CC=C(O)C=C1C YCOXTKKNXUZSKD-UHFFFAOYSA-N 0.000 description 7
- SNHMUERNLJLMHN-UHFFFAOYSA-N iodobenzene Chemical compound IC1=CC=CC=C1 SNHMUERNLJLMHN-UHFFFAOYSA-N 0.000 description 7
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 4
- ROSDSFDQCJNGOL-UHFFFAOYSA-N protonated dimethyl amine Natural products CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 3
- 150000003918 triazines Chemical class 0.000 description 3
- 238000005160 1H NMR spectroscopy Methods 0.000 description 2
- PHRJJOSPUYLRST-UHFFFAOYSA-N 2-n,2-n-dimethyl-6-phenyl-1,3,5-triazine-2,4-diamine Chemical class CN(C)C1=NC(N)=NC(C=2C=CC=CC=2)=N1 PHRJJOSPUYLRST-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 125000003545 alkoxy group Chemical group 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- QARVLSVVCXYDNA-UHFFFAOYSA-N bromobenzene Chemical compound BrC1=CC=CC=C1 QARVLSVVCXYDNA-UHFFFAOYSA-N 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- GOJUJUVQIVIZAV-UHFFFAOYSA-N 2-amino-4,6-dichloropyrimidine-5-carbaldehyde Chemical group NC1=NC(Cl)=C(C=O)C(Cl)=N1 GOJUJUVQIVIZAV-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000001093 anti-cancer Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 150000007529 inorganic bases Chemical group 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical class N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- 238000003786 synthesis reaction Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D251/14—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom
- C07D251/16—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom to only one ring carbon atom
- C07D251/18—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom to only one ring carbon atom with nitrogen atoms directly attached to the two other ring carbon atoms, e.g. guanamines
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Abstract
本发明提供了一种式(III)所示的2‑芳胺‑4‑二甲胺‑1,3,5‑三嗪类化合物的制备方法,所述的制备方法为:在反应容器中,加入式(I)所示化合物、式(II)所示化合物、金属铜催化剂、配体、碱性物质和溶剂,在80~140℃下搅拌反应6~14h,之后反应液经后处理,制得式(III)所示产物;该工艺反应条件温和,操作方便,成本低,有着广泛的工业应用前景。
Description
(一)技术领域
本发明涉及一种2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法。
(二)背景技术
均三嗪类化合物不仅是被广泛应用于医药、纺织、橡胶等行业的重要有机合成中间体,同时也具有抗菌、抗癌等多种生物活性,因此,研究该类化合物的制备方法具有重要的理论意义和实际应用价值。
(三)发明内容
本发明的目的是提供一种2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法。
为实现上述目的,本发明采用如下技术方案:
一种式(III)所示的2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法,所述的制备方法为:
在反应容器中,加入式(I)所示化合物、式(II)所示化合物、金属铜催化剂、配体、碱性物质和溶剂,在80~140℃下搅拌反应6~14h,之后反应液经后处理,制得式(III)所示产物;所述式(I)所示化合物与式(II)所示化合物、金属铜催化剂、配体、碱性物质的投料物质的量之比为1:0.5~3.0:0.1~0.5:0.3~1.2:2.0~4.0;
式(I)、式(II)或式(III)中,
R1为C6~C10芳基或被一个或多个取代基取代的C6~C12芳烷基,所述的取代基为C1~C3烷氧基,优选苯基或3,4-二甲氧基苄基;
R2为氢或C1~C3烷氧基,优选氢或甲氧基;
X为卤素,优选为碘或氯。
本发明所述制备方法中,所述的溶剂可以为氰类,具体优选乙腈;推荐所述溶剂的体积用量以式(I)所示化合物的质量计为10~50mL/g。
所述的金属铜催化剂可以为铜的卤化物,具体优选碘化亚铜。
所述的配体可以为有机胺类,具体优选N,N'-二甲基乙二胺。
所述的碱性物质可以为无机碱,具体优选碳酸钾。
通常所述后处理的方法为:反应结束后,加氨水(至反应液中的固体物质完全溶解),再加饱和NaCl水溶液,用乙酸乙酯萃取,合并有机层,浓缩后进行柱层析分离,以石油醚/乙酸乙酯体积比为5:1的混合液作为洗脱剂,收集含目标化合物的洗脱液,减压蒸除溶剂并干燥,得到目标化合物(III)。
本发明的有益效果在于:
本发明开发了一种2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法,该工艺反应条件温和,操作方便,成本低,有着广泛的工业应用前景。
(四)具体实施方式
下面通过具体实施例对本发明作进一步的说明,但本发明的保护范围并不仅限于此。
实施例1:化合物(III-1)的制备
在反应容器中,加入2-氨基-4-二甲胺基-6-苯基-1,3,5-三嗪(0.1076g,0.50mmol),碘苯(0.1539g,0.75mmol),碘化亚铜(0.0285g,0.15mmol),碳酸钾(0.1380g,1.00mmol),N,N'-二甲基乙二胺(DMEDA,0.0396g,0.45mmol)和溶剂乙腈(3mL),回流反应10小时。反应结束后冷却,加氨水4mL,搅拌5分钟,再加饱和NaCl水溶液(20mL),用乙酸乙酯萃取(20mL×3),合并有机层,浓缩,柱层析(洗脱剂为石油醚:乙酸乙酯=5:1,v:v),收集Rf值0.4~0.45的洗脱液(TLC监测,展开剂同洗脱剂),减压蒸馏除去溶剂,干燥得目标化合物(III-1)0.1033g,收率为71.0%。1H NMR(500MHz,CDCl3):δ8.46-8.44(m,2H),7.71(d,J=7.7Hz,2H),7.54-7.47(m,3H),7.38-7.35(m,2H),7.21(br,1H),7.08(t,J=7.4Hz,1H),3.36(s,3H),3.26(s,3H).
实施例2:
将DMEDA用量改为0.0132g(0.15mmol),其他操作同实施例1,得量0.0727g,收率50%。
实施例3:
将DMEDA用量改为0.0528g(0.60mmol),其他操作同实施例1,得量0.0975g,收率为69%。
实施例4:
将反应时间改为14小时,其他操作同实施例1,得量0.0945g,收率65%。
实施例5:
将反应时间改为6小时,其他操作同实施例1,得量0.048g,收率33%。
实施例6:
将碘苯的量改为(0.051g,0.25mmol),其他操作同实施例1,得量0.016g,收率11%。
实施例7:
将碘苯的量改为(0.306g,1.5mmol),其他操作同实施例1,得量0.094g,收率65%。
实施例8:
将碘化亚铜的量改为(0.01g,0.05mmol),其他操作同实施例1,得量0.022g,收率15%。
实施例9:
将碘化亚铜的量改为(0.05g,0.25mmol),其他操作同实施例1,得量0.097g,收率66%。
实施例10:
将碳酸钾的量改为(0.267g,2.0mmol),其他操作同实施例1,得量0.081g,收率55%。
实施例11:化合物(III-2)的制备
操作同实施例1,只是将2-氨基-4-二甲胺基-6-苯基-1,3,5-三嗪换成2-氨基-4-二甲胺基-6-(3,4-二甲氧基苄基)-1,3,5-三嗪(0.1375g,0.50mmol),将碘苯换成对碘苯甲醚(0.1755g,0.75mmol),制得目标化合物(III-2),0.1215g,收率为61.0%。
1H NMR(500MHz,CDCl3):δ7.48(d,J=9.0Hz,2H),7.00(d,J=1.5Hz,1H),6.94-6.92(m,2H),6.86(d,J=9.0Hz,2H),6.82(d,J=8.0Hz,1H),3.88(s,3H),3.87(s,3H),3.80(s,3H),3.79(s,2H),3.21(s,3H),3.15(s,3H).
实施例12:
操作同实施例1,只是将碘苯换成溴苯(0.0782g,0.5mmol),制得目标化合物(III-1),0.1004g,收率为69.0%。
实施例13:
操作同实施例1,只是将碘苯换成氯苯(0.0568g,0.5mmol),油浴140℃封管反应,制得目标化合物(III-3),0.0080g,收率为5.5%。
Claims (6)
1.一种式(III)所示的2-芳胺-4-二甲胺-1,3,5-三嗪类化合物的制备方法,其特征在于,所述的制备方法为:
在反应容器中,加入式(I)所示化合物、式(II)所示化合物、金属铜催化剂、配体、碱性物质和溶剂,在80~140℃下搅拌反应6~14h,之后反应液经后处理,制得式(III)所示产物;
所述式(I)所示化合物与式(II)所示化合物、金属铜催化剂、配体、碱性物质的投料物质的量之比为1:0.5~3.0:0.1~0.5:0.3~1.2:2.0~4.0;
所述的配体为N,N'-二甲基乙二胺;
所述的溶剂为乙腈;
式(I)、式(II)或式(III)中,
R1为苯基或3,4-二甲氧基苄基;
R2为氢或甲氧基;
X为卤素。
2.如权利要求1所述的制备方法,其特征在于,所述的X为碘或氯。
3.如权利要求1所述的制备方法,其特征在于,所述溶剂的体积用量以式(I)所示化合物的质量计为10~50mL/g。
4.如权利要求1所述的制备方法,其特征在于,所述的金属铜催化剂为碘化亚铜。
5.如权利要求1所述的制备方法,其特征在于,所述的碱性物质为碳酸钾。
6.如权利要求1所述的制备方法,其特征在于,所述后处理的方法为:反应结束后,加氨水,再加饱和NaCl水溶液,用乙酸乙酯萃取,合并有机层,浓缩后进行柱层析分离,以石油醚/乙酸乙酯体积比为5:1的混合液作为洗脱剂,收集含目标化合物的洗脱液,减压蒸除溶剂并干燥,得到目标化合物(III)。
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