110 results about "Ortho-nitrophenol" patented technology

The invention a bletilla striata differentiation and seedling strengthening medium and relates to the technical field of bletilla striata planting and cultivation. The bletilla striata differentiation and seedling strengthening medium is prepared from the following raw materials including potassium nitrate, 440-490mg of ammonium sulfate, monopotassium phosphate, magnesium sulfate, calcium chloride, manganese sulfate, zinc sulfate, boric acid, potassium iodide, sodium molybdate, copper sulfate, cobalt chloride, ferrous sulfate, EDTA (Ethylene Diamine Tetraacetic Acid), phaseomannite, thiamine sulfate, pyridoxine sulfate, nicotinic acid, glycine, DMPT, sodium para-nitrophenolate, sodium ortho-nitrophenol, 5-nitroguaiacol sodium salt, 6-BA, NAA, PP-333, CPPU, citric acid, and cane sugar under a proper pH value condition. The bletilla striata differentiation and seedling strengthening medium can improve the differentiation effects of bletilla striata seeds, and promotes the growth of seedlings and the fast formation of pseudobulb, so that the germination rate of the seeds can be effectively increased, and the growth speed of an embryoid can be increased.

The invention discloses a water-soluble quick-acting drop irrigation fertilizer, which is prepared from, by weight, 17-20 parts of ammonium humate, 2.5-4.5 parts of molasses fermented liquid, 10-15 parts of a nano-aqueous binder, 30-50 parts of anionic polyacrylamide, 5-10 parts of polyaspartic acid, 10-18 parts of o-nitrophenol, 10-20 parts of medical stone powder, 10-20 parts of fermented powder of green lemon peel, 10-20 parts of oyster shell powder, 20-40 parts of pine needle nutrient liquid, 15-20 parts of molasses fermented liquid, 2-3 parts of carbon enzyme, 10-20 parts of sugar alcohol magnesium, 0.3-0.7 parts of borax, and 3-5 parts of rare earth complex. The drop irrigation fertilizer has high organic substance content and is easy to form a granular structure, is good in water solubility and is easy to absorb by corps, and is improved in fertilizer efficiency.

The invention relates to a soil pollution remediation agent, which is prepared from the following raw materials in parts by weight: 25-35 parts of kaolin, 15-20 parts of mica, 10-15 parts of nanometer aqueous adhesive, 6-12 parts of chitosan fibers, 10-20 parts of oyster shell powder, 24-36 parts of anionic polyacrylamide, 12-22 parts of nanocarbon powder, 5-11 parts of nano-hydroxyapatite, 25-45 parts of molasses fermentation broth, 11-19 parts of bamboo fiber powder, 2-3 parts of carbon enzyme, 17-20 parts of poly-dimethyl-diallyl-ammonium chloride, 11-19 parts of maggot manure composite agent, 0.8-1.8 parts of enzyme microorganism, 15-25 parts of sugar alcoholase, 1-3 parts of mixed microbes, 5-10 parts of polyasparaginic acid, 10-18 parts of o-nitrophenol, and 7-13 parts of proline. The remediation agent has the functions of soil pollution treatment, soil improvement, degradation of pesticide and chemical fertilizer residuals, improvement of soil nutrients and the like.

The long-acting slowly released nitrogen fertilizer consists of ammonium nitrogen fertilizer 22-25 wt%, soil conditioner 19-21 wt%, composite sodium nitrophenolate powder 0.01-0.03 wt% and stuffing 50.98-60.98 wt%. The soil conditioner consists of fulvic acid and amino acid mainly; the composite sodium nitrophenolate powder consists of 5-nitroguaiamar sodium, one-nitrophenol sodium and p-nitrophenol sodium; and the stuffing is soil, organic fertilizer or inorganic fertilizer. The present invention has the beneficial effects of synchronous release of nitrogen with crop' s absorption, high fertilizer utilization rate, effective activation of phosphate and potash fertilizer in soil, no side effect and fertilizer effect higher than that of single nitrogen fertilizer.

The invention discloses a high efficiency turning glycosyl beta-galactosidase gene. The genes are gained by enterobacter cloacae B5 CGMCC No.1401 gene set DNA under PCR amplification. The whole length of gene nucleotide sequence is 3090 basic groups, and coding 1029 amino acid. The recombinase features are that enzyme is quart-subunit albumen; polymer molecular weight are 391kD; mono subunit are 97.8kD; the enzyme to lactose Km value is 0.32mmol/L, Vmax is 210.70umol/(L.min); and it to onitrophenol-beta-D-galactoside Km value is close to 0; its optimum reaction temperature is 35 centigrade degree; the pH value is from 6.5-9.5; it can be stored at least two months at room temperature; oligomerization galactose yield is 55%; receptor substrate specificity of the enzyme turning glycosyl is very wild; it can used to compose multi galactoside compounds. The gained enzyme gene can be used to modify gene to gain new beta-galactoside synthetase, and improve its combined efficiency fundamentally.

The invention pertains to the technical field of bio-treatment of environmental pollutants, particularly relates to a bacterium for degrading o-nitrobenzaldehyde and the applications thereof in bio-treatment of waste water and remediation of soil environmental pollution. The degrading bacterium of o-nitrobenzaldehyde is the strain ND1 of Alcaligenes sp. The bacterium can degrade o-nitrobenzaldehyde with high efficiency under aerobic condition, and utilize albocarbon, p-nitrophenol, o-nitrophenol, ortho-aminophenol, toluene, p-dimethylaminobenzaldehyde, 2, 4-dinitrophenol, para hydroxy benzoic acid, diphenylamine, benzoic acid, xylene and a plurality of other aromatic compounds. The Alcaligenes sp.ND1 is sensitive to five common antibiotics of tetracycline, kanamycin, streptomycin, chloromycetin and ampicillin, thus providing safe guarantees in the application thereof in the bio-treatment of waste water and remediation of soil environmental pollution.

The invention discloses a process for preparing ortho-aminophenol by virtue of continuous catalytic hydrogenation, and the process is implemented by taking o-nitrophenol as a raw material through carrying out a continuous catalytic hydrogenation reaction in a fixed bed reactor by using a Pd/Al2O3 catalyst, and then separating and purifying the obtained product so as to obtain a target product ortho-aminophenol. The process disclosed by the invention can be used for realizing a continuous catalytic hydrogenation reaction, and is short in technological process, high in degree of automation, low in labor strength, less in equipment investment, and large in production capacity; the Pd/Al2O3 catalyst is good in selectivity and high in activity, and can be used for improving the yield and purity of products, the yield reaches up to 97%, and the purity reaches up to over 99%; no material is discharged and spills over in the whole reaction process, so that the consumption is minimized, therefore, the process is beneficial to resource conservation and environmental conservation, and has good economic and social benefits; both the labor intensity of workers is reduced, and the whole site environment is clean and tidy, so that the intrinsic competitiveness and extrinsic appearance of products are promoted, and therefore, the process is suitable for being widely applied to industrial production.

The invention discloses a preparation method of 2-methyl-8-aminoquinoline. The preparation method is characterized in that the 2-methyl-8-aminoquinoline is prepared from o-nitrophenol through a process line of reduction, cyclization and amino substitution. An oxidant is selected from one or more of the o-nitrophenol, ammonium ceric nitrate, vanadic acid and iron oxide, and a catalyst is selected from ammonium chloride-cobalt chloride, palladium-aluminum trioxide or aluminum trioxide-silicon dioxide.

The invention discloses a preparing method of bacillus alcaligenes strain Alcaligenes sp., CCTCC No.M206121 of degraded o-nitrophenol, which comprises the following steps: allocating inorganic salt culture medium with dibasic sodium phosphate, monobasic potassium phosphate, manganese sulfate, copperas, addex-magnesium, calcii chloridum, blue copperas, white copperas and hydrogen dioxide solution; adjusting pH value; sterilizing under high temperature; enriching bacterial; sampling from sludge; allocating suspending liquid with soil sample and inorganic salt; seeding into ortho-nitrophenol fresh organic salt culture medium with finite volume seeding quantity; keeping the temperature; culturing on shaker; getting enriched culture; separating and purifying enriched culture in LB solid culture medium. This invention can makes the degraded reach to 99%.

The invention discloses a method for preparing o-nitrophenol, which comprises the following steps: nitrating phenol in mild conditions with silica loaded heteropoly acid cesium as a catalyst and low-concentration nitric acid as a nitrating agent; and successively performing extraction, distillation, steam distillation and recrystallization to obtain the o-nitrophenol. The silica loaded heteropoly acid cesium is formed by loading 1% to 40% (wt%) of heteropoly acid cesium to silica. The method for preparing o-nitrophenol has the advantages of high phenol conversion rate, high o-phenol nitration selectivity, easiness in preparation of the catalyst, high catalytic activity, easy separation of the catalyst after the action, reusability and broad application prospects.

The invention discloses a liquid fertilizer for apples. The liquid fertilizer is prepared from the following raw materials in parts by weight: 17-20 parts of potassium humate, 10-15 parts of nano aqueous binder, 30-50 parts of anionic polyacrylamide, 0.5-1 part of matrine, 5-10 parts of polyaspartic acid, 10-18 parts of o-nitrophenol, 10-20 parts of medical stone powder, 10-20 parts of duckweed baking powder, 10-20 parts of oyster shell powder, 2-4 parts of sodium alginate, 15-20 parts of molasses fermentation liquor, 2-3 parts of carbon enzyme, 0.2-0.5 part of glycine, 3-8 parts of chitosan, 3-5 parts of complex rare earth, 6-10 parts of dry leaf of stevia rebaudiana, 10-20 parts of leaf residue obtained after stevia rebaudiana extraction, 0.1-0.5 part of nano activated carbon, 0.4-0.5 part of photosynthetic induction factor, 1-3 parts of bacillus subtilis microbial inoculum, 3-5 parts of trichoderma virens and the like. The liquid fertilizer for the apples can obviously improve the high-quality fruit rate of the apples.

A synthesis process of benzoxazolinone is a reaction process is organic solvent in a sealed high pressure reactor with CO and o-nitrophhenol as raw material, Se as catalyst, DBU and triethylamine as cocatalyst. The molar amount of Se is 0.1-20 % that of reactant, organic strong alkali DBU 10-200 %, triethylamine 10-200%, the molar ratio of reactant to the solvent is 1 to 1-50, the reaction time is 2-20 hr, the reaction temperature is 50-200 deg.C and CO reactant pressure is 1-10 MPa gauge pressure. The present invention has simple operation, easy-to-obtain material, fewer reaction steps and high yield.

The invention belongs to the technical field of organic chemical industry and specifically relates to a method for preparing cyclopentanone by using cyclopentene as a raw material. According to the method, materials composed of cyclopentene, water and a mixed solvent continuously pass through a fixed bed loaded with a catalyst to undergo a hydration reaction, and then the hydration reaction product undergoes catalytic dehydrogenation so as to prepare cyclopentanone. The mixed solvent is composed of o-nitrophenol and cyclopentanone at the mass ratio of 1: (0.5-1.5). Conversion rate of cyclopentene is high, and cyclopentene and the solvent are hardly subjected to side reaction. By the method, separation technology is simplified, and energy consumption is lowered.

The invention discloses a compound plant growth regulator. The compound plant growth regulator is wettable powder, and comprises the following raw materials in parts by weight: 0.12-0.17 part of 5-nitroguaiacol sodium salt, 0.3-0.6 part of o-nitrophenol, 0.5-0.7 part of sodium para-nitrophenolate, 0.08-0.12 part of forchlorfenuron, 1-5 parts of DPPA, 8-16 parts of boric acid, 5-10 parts of potassium sulphate, 5-10 parts of zinc sulfate, 15-30 parts of magnesium sulfate, 5-10 parts of a chelating agent, 0.1-0.5 part of aspirin and the balance being white carbon black. According to the compound plant growth regulator, melons and fruits can grow rapidly, gibberellin can be replaced, flowers and fruits can be retained, fruits are large, the quality and the grade of the fruits can be enhanced, the yield is increased, the cost and the toxicity are low, the application is wide, and the effects are good.

The invention relates to a preparing method of 2-substituted benzoxazole compounds. The compounds are obtained by reaction of products obtained by reaction of acyl chloride and o-nitrophenol or derivatives thereof under catalyzing of reducing agent ammonium formate, a solvent and palladium-containing agents. According to the method, the reaction condition is mild, environment is protected, raw materials are rich and easy to obtain, operation is easy, yield is high, and various kinds of performance are optimized.

The invention discloses a method for producing multi-substituted 3,4-bihydrogen-3-methyl-2H-1,4- benzothiazine-2-ketones. The method comprises the following steps: all kinds of multi-substituted 3,4-bihydrogen-3-methyl-2H-1,4- benzothiazine-2-ketone are produced from multiple substituted o-nitryl phenol through one-pot synthesis of catalytic hydrogenation/reduction ammoniation/esterification with rare metals are used as the catalysts in a mixed solution of an alcohol and water. The method provided by the invention uses o-nitryl phenol as the norm to achieve a mole yield more than 25 percent of multi-substituted 3,4-bihydrogen-3-methyl-2H-1,4- benzothiazine-2-ketones. The cheap raw material for the reaction is cheap and the one-pot synthesis is used, so that the technology provided by the invention for producing multi-substituted 3,4-bihydrogen-3-methyl-2H-1,4- benzothiazine-2-ketones is an effective method and has a great prospect in the industrialized production.

The invention belongs to the field of organic chemical industry and specifically relates to a method for preparing cyclopentanol by direct hydration of cyclopentene. According to the method, materials composed of cyclopentene, water and a mixed solvent continuously pass through a fixed bed filled with a catalyst to undergo a hydration reaction, wherein the mixed solvent is composed of o-nitrophenol and alcohol according to the weight ratio of (0.5-1.5):1; after the hydration reaction, reactants are cooled and layered to obtain an oil phase and a water phase; and the oil phase material undergoes rectification at normal pressure, a fraction of 38-55 DEG C is condensed to obtain unreacted cyclopentene, a fraction of 105-120 DEG C is condensed to obtain a solvent, and a fraction of 135-165 DEG C is condensed and collected to obtain refined cyclopentanol. Conversion rate of cyclopentene is high. The solvent is more stable. During the preparation process of cyclopentanol by hydration, cyclopentene and the solvent basically undergo no side reaction to produce by-products. Thus, refining of cyclopentanol is simpler, and energy consumption is reduced.

The invention provides special planting base fertilizer for passiflora edulis and a preparation method thereof, and belongs to the technical field of agriculture planting. The base fertilizer is prepared from the following raw materials in parts by weight through fermentation: 15 to 20 parts of passiflora edulis fruit hull, 30 to 35 parts of peanut bran, 20 to 25 parts of banyan leaves, 10 to 15 parts of mushroom residue, 15 to 20 parts of garlic stems, 10 to 12 parts of chicken manure, 30 to 35 parts of human excreta, 0.1 to 0.15 part of sodium 2-nitrophenolate, 2 to 4 parts of plant extraction agents and 0.015 to 0.018 part of corrosion accelerators. The special planting base fertilizer for passiflora edulis has the advantages that the special planting base fertilizer is used for planting the passiflora edulis; the survival rate of the passiflora edulis can be improved; the fertilizer is saved; the yield is improved; plant diseases are prevented; the product nutritive value is improved; the mouthfeel of passiflora edulis fruits is better; the special planting base fertilizer is applicable to large-scale systematic planting; the production and the income are increased for farmer households.