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Difluorodiphenylsulfone and 4, 4"-difluorodiphenylketone are sulfonated by 50 % sulfuric acid. A new biphenol monomer containing six-membered ring imide is synthesized by reaction of 1, 4, 5, 8-naphthelenetetracarboxylic acid dianhydride with 3-aminophenol or 4-aminophenol sodium.

以50%发烟硫酸为磺化试剂,以4,4′-苯砜和4,4′-苯酮为原料反应得到双磺化的4,4′-氟-3,3′-磺酸钠-1,1′-苯砜和4,4′-氟-3,3′-磺酸钠-1,1′-苯酮。

Major procurement of goods: a three-chlorosilanes, dichloromethane, AE activity ester, 3-iodine Silane, special acid, pentyl chloride, triethylamine, thiadiazole, tetrazolylazo acid, 2 - Acetamide, tetrahydrofuran, the four-guanidine, isopropanol, five phosphorus trichloride, sodium vary bitter, acid, sodium phenylacetate, 6-2 silicon n-amine, Ethylacetoacetate , Methyl isobutyl ketone, potassium dihydrogen phosphate, aluminium oxide, DL methionine, N, N-dimethylaniline, NN-diethyl aniline, 4 sodium EDTA, Anhydrous sodium sulfate, ammonium sulfate, potassium sulfate, sodium acetate, sodium carbonate, DMC, formic acid, sodium chloride medicinal, oxalate, protopine, acetone, alcohol, acetic acid, vinegar Ethyl, butyl acetate, methanol, ethanol (anhydrous, industrial, medicinal), formaldehyde, Ye Jian (30%), hydrochloride (industrial-grade, refined grade, reagent level), sulfate (98%), Ammonia, calcium carbonate, chlorine dioxide, 6 - APA ,7-ACA ,7-ADCA ,7-ANCA, sulbactam, ceftazidime activity ester, Deng salt (hydroxymethyl-K, acid precursors Potassium, sodium dihydrogen methyl), resin, the enzyme, water treatment agent, Xiao Mo agent, demulsifier, flocculants, activated carbon, all kinds of medicinal materials, All kinds of additives

三甲基一氯硅烷、氯甲烷、AE活性酯、三甲基碘硅烷、特戊酸、特戊酰氯、三乙胺、噻唑、四氮唑乙酸、甲基乙酰胺、四氢呋喃、四甲基胍、异丙醇、五氯化磷、异辛酸钠、苯乙酸、苯乙酸钠、六甲基硅胺烷、乙酰乙酸乙酯、甲基异丁酮、磷酸氢钾、三氧化铝、DL蛋氨酸、N,N-甲基苯胺、NN-乙基苯胺、乙胺四乙酸四钠、无水硫酸钠、硫酸铵、硫酸钾、醋酸钠、碳酸钠、碳酸甲酯、甲酸、药用氯化钠、草酸、片碱、丙酮、正丁醇、冰醋酸、醋酸乙酯、醋酸丁酯、甲醇、乙醇、甲醛、液碱(30%)、盐酸(工业级、精制级、试剂级)、硫酸(98%)、氨水、碳酸钙、氧化氯、6-APA、7-ACA、7-ADCA 、7-ANCA、舒巴坦、头孢他啶活性酯、邓盐(羟甲基钾、前体酸钾、氢甲基钠)、树脂、生物酶、水处理剂、消沫剂、破乳剂、絮凝剂、活性碳、各种药用辅料、各种添加剂

They are 4-(2- hydroxy-3-butynlenoxy) benzoic acid (1, WA), 5-chloro-7, 8-dihydroxy-7-methyl- 6-oxo-3- [ -3, 4-dihydroxy-3, 5-dimethyl-l-heptylene] -1H-8, 8a-dihydrobenzo [2, 3-c] pyran (2, WB),-2-(2-methyl-2-dibutene diamido)-2-butenoic acid (3, B5262), 3, 4-dihydro-9, 10-dihydroxy-7-methoxy-3-methyl-1H-naphtho [2, 3- c] pyran-1-one (4, A73 semi-Vioxanthin), 8, 8'-bis (6, 9-dioxo-3,4-dihydro-10- hydroxy-7-methoxy-3-methyl-1H-naphtho [2, 3-c] pyran-1-one)(5, A122 Xanthomegnin), 2, 5-dioxo-3a-hydroxymethyl-3, 3a, 6, 6a-tetrahydro-furo [2, 3-b] furan (6, 1003-2), 7-acety1-5-chloro-6, 8-dioxo-7-methyl-3- [ -3, 5-dimethyl-1, 3- diheptylene] -4aH-benzo [2, 3-c] pyran (7, M2-2 sclerotiorin), respectively.

它们分别被命名为4-(2-羟基-3-丁炔氧基)苯甲酸(1,WA)、5-氯-7,8-羟基-7-甲基-6-氧代-3-[-3,4-羟基-3,5-甲基-1-庚烯基]-1H-8,8a-氢苯并[2,3-c]吡喃(2,WB)、-2-(2-甲基-2-丁烯酰亚胺基)-2-丁烯酸(3,B5262)、3,4-氢-9,10-羟基-7-甲氧基-3-甲基-1H-萘并[2,3-c]吡喃-1-酮(semi-Vioxanthin,4,A73)、8,8'-双(6,9-氧代-3,4-氢-10-羟基-7-甲氧基-3-甲基-1H-萘并[2,3-c]吡喃-1-酮)(Xanthomegnin,5,A122)、2,5-氧代-3a-羟甲基-3,3a,6,6a-四氢-呋喃并[2,3-b]呋喃(6,1003-2),7-乙酰基-5-氯-6,8-氧代-7-甲基-3-[-3,5-甲基-1,3-庚烯基]-4aH-苯并2,3-c]吡喃(Sclerotiorin,7,M2-2)。

Results Compound albicanyl caffeate displayed strong antifungal property with MIC 4 μg/ml, while moderate antifungal effects (MIC16 μg/ml)were observed with compounds emodin, resveratrol, 3,4'-difluorostilbene, 2,2'-difluorostilbene and 2,3',5'-trifluorostilbene. Pakyonol, catechin, ampelopsin A, 3,4,4'-trihydroxyl- bibenzyl, 2,4'-difluorostilbene, 4-fluorostilbene,2-methyloxy-4'-fluorostilbene showed lower activity with MIC 32 μ g/ml.

结果化合物albicanyl caffeate对白色念珠菌表现出强的抗真菌活性,MIC为4μg/ml;而化合物大黄素、白藜芦醇、3,4'-苯乙烯、2,2'-苯乙烯及2,3',5'-三氟苯乙烯显示出中等程度的抗真菌活性,MIC为16μg/ml;双联苄pakyonol、多酚类儿茶素、白藜芦醇聚体野葡萄素A、3,4,4'-三羟基联苄、2,4'-苯乙烯、4-氟苯乙烯及2-甲氧基-4'-氟苯乙烯显示出较弱的抗真菌活性,MIC为32 μg/ml。

A series of sulfonated poly(arylene thioether/ether phosphine oxide)s was prepared by direct polycondensation of sBFPPO and BFPPO with the diphenol-type or dimercapto-type monomers such as hydroquinone, bisphenol-A, 4,4'-biphenol, 4,4'-diphenol (6F), 1,5-dihydroxynaphthalene, 4,4'-dihydroxybiphenyl, and 4,4'-thiobisbenzenethiol, respectively.

将BFPPO与sBFPPO分别与多种羟基或巯基单体,如对苯酚、双酚A、4,4'-苯酚、双酚F、1,5'-羟基萘、4, 4'-羟基苯硫醚和4,4'-巯基苯硫醚,直接共聚制备了一系列磺化聚芳醚三苯基氧膦,侧重考察了羟基和巯基单体结构单元对产物的耐氧化性能的影响。

Results: A total of 18 kinds of SVOCs were qualitatively and quantitatively analyzed, the main compounds deteced were dimethylphthalate, diethylphthalate, dibuylphthalate, bis (2-ethylhexyl) phthalate, phenol, chrysene, benzo anthracene, benzo fluoranthene, benzo perylene, indeno (1, 2, 3-cd) pyrene, dibenzo anthraeene.

结果:定性定量检出邻苯甲酸甲酯、邻苯甲酸乙酯、邻苯甲酸丁酯、双(2-乙己基)邻苯甲酸酯、邻苯甲酸辛酯、丁基苄基邻苯甲酸酯、苯酚、4-甲基苯酚、萘、荧蒽、芘、屈、苯并蒽、苯并荧蒽、苯并荧蒽、苯并萘嵌苯、茚并(1,2,3-cd)芘和苯并蒽18种优先控制有机污染物。

A new flavanone from Dryopteris sublaeta;2. Isolation and Structure Identification of a New Flavanone from Dryopteris sublaeta;3. RESULTS Five compounds are isolated from the ether fraction of 70% acetone-extracts,and their structures were identified as(2S)5,7-dihydroxy-6,8-dimethyl flavanone desmethoxymatt.

结果浅裂鳞毛蕨地上部分用体积分数为70%丙酮提取液乙醚萃取部位分离得到了5个化合物,分别鉴定为:(2S)5,7-羟基-6,8-甲基氢黄酮,(2S)5,7-羟基-6,8-甲基-4′-甲氧基氢黄酮,(2S)5,7,2′-三羟基-6,8-甲基-氢黄酮,(2S)5,7,4′-三羟基-3′-甲氧基-6,8-甲基氢黄酮,(2S)5-羟基-4′-甲氧基-6,8-甲基氢黄酮-7-O--βD-葡萄糖苷。

The results showed that the unsaturated fatty acid content of pecan kernel oil was 89 0%,and 13 kinds of unknown components such as nonadecaol,8 hexyl pentadecane,10 methyl eicosane,11,14 eicosadienoic acid,1 bromo 8 heptadecyne,9 hexyl heptadecane,tetracosane,13 docosenoic acid,1 bromo 7 nonadecyne,15 tetracosenoic acid,hexacosanoic acid,7 hexyl ei...

研究结果表明:山核桃仁油中的不饱和脂肪酸 w =89 0 %,未知成分是十九醇、8 己基十五烷、10 甲基十烷、11,14 十碳烯酸、1溴 8 十七炔、9 己基十七烷、十四烷、13 碳烯酸、1 溴代 7 十九炔、15 十四碳烯酸、十六酸、7 己基十烷、十七烷共 13种,其中13 碳烯酸、15 十四碳烯酸、十九醇等具有较强的生理活性和药用价值

Reaction of 9-bromofluorenewith diethyl malonate and sodium carbonate gives diethyl 2-(9-Fluorenyl)malonate.Aminolysis of diethyl 2-(9-Fluorenyl)malonate in ethylenediamine and propylene diamine give〓 and 〓, respectively.〓 and 〓 were synthesized by the reaction of 9-bromofluorene with oxalyl bisethylenediamine. Copper and nickel complexes of 〓 and 〓 were obtained by the reaction of 〓 and 〓 with copper and nickel salt, respectively, in aqueoussolution and extrusion of two hydrogen ions from the amide groups.

使9-溴芴与丙乙酯在无水碳酸钠存在下反应合成出2-(9-芴基)丙乙酯。2-(9-芴基)丙乙酯在乙胺中胺解得到配体〓,2-(9-芴基)丙乙酯在1,2-丙胺中胺解得到配体〓,使9-溴芴与草酰胺作用得到配体〓和〓与相应的金属盐作用分别得到它们的铜、镍配合物。

Fine chemicals to add auxiliary Series: lubricating oil pour point depressant, calcium zinc magnesium methacrylate, methyl acrylic acid lauryl ester, tetradecane methacrylate ester, methacrylic acid octadecyl ester, a acid ethylene glycol, diethylene glycol methacrylic acid ester, glycidyl methacrylate, the second reduction of three ethylene glycol dimethyl acrylate, acrylic acid lauryl ester, tetradecyl acrylate, octadecyl acrylate, acrylic acid ethylene glycol, diethylene glycol acrylate esters, glycidyl, two shrink three acrylate such as ethylene glycol.

精细化工添加助剂系列:润滑油降凝剂,甲基丙烯酸钙锌镁,甲基丙烯酸月桂酯,甲基丙烯酸十四烷酯,甲基丙烯酸十八烷基酯,甲基丙烯酸乙醇,甲基丙烯酸醇酯,甲基丙烯酸缩水甘油酯,缩三乙甲基丙烯酸酯,丙烯酸月桂酯,丙烯酸十四酯,丙烯酸十八酯,丙烯酸乙醇,丙烯酸醇酯,丙烯酸缩水甘油酯,缩三乙醇丙烯酸酯等。

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