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2,4-Dimethyl aniline CAS 95-68-1
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2,4-Dimethyl aniline CAS 95-68-1
Imvura ine mafuta isina ruvara. Ruvara runodzika muchiedza nemhepo. Zvishoma kunyungudika mumvura, soluble mu ethanol, ether, benzene uye acid solutions.
2,4-Dimethylaniline inowanikwa ne nitration ye m-xylene kuwana 2,4-dimethylnitrobenzene uye 2,6-dimethylnitrobenzene. Mushure mekuita distillation, 2,4-dimethylnitrobenzene inowanikwa. Chigadzirwa chacho chinowanikwa ne catalytic hydrogenation kuderedza benzene. Inoshandiswa sepakati pemishonga yezvipembenene, mishonga uye dhayi.Inopisa mumirazvo yakavhurika; inoshanda neoxidants; inoora utsi hwenitrogen oxide nekupisa kukuru. Panguva yekuchengetedza uye kutakura, imba yekuchengetera inofanira kunge ichifefeterwa uye yakaoma pakupisa kwakadzika; zvichengete zvakasiyana kubva kumaasidhi, oxidants, uye zvinowedzera zvekudya.
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1-(Dimethylamino)tetradecane CAS 112-75-4
1-(Dimethylamino)tetradecane CAS 112-75-4
Kuonekwa imvura inoonekera. isinganyungudika mumvura uye yakaderera kupfuura mvura. Saka inoyangarara pamusoro pemvura. Kubata kunogona kukanganisa ganda, maziso uye mucous membranes. Inogona kuva muchetura nekupinza, inhalation kana kutorwa kweganda.
Inoshandiswa kugadzira mamwe makemikari.Uye inonyanya kushandiswa mukuchengetedza, mafuta ekuwedzera, bactericides, isingawanzo simbi inobvisa, pigment dispersants, mineral flotation agents, cosmetic raw materials, nezvimwewo.
Mamiriro ekuchengetera: Ramba uri munzvimbo inotonhorera, yakaoma, ine rima mumudziyo wakavharwa zvakasimba kana humburumbira. Ramba kure nezvinhu zvisingaenderane, zvitubu zvinobatidza uye vanhu vasina kudzidziswa. Chengetedza uye nyora nzvimbo. Chengetedza midziyo / masilinda kubva pakukuvadzwa kwemuviri.
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Triethylamine CAS: 121-44-8
Triethylamine (molecular formula: C6H15N), inozivikanwawo seN,N-diethylethylamine, ndiyo yakapusa homo-trisubstituted tertiary amine uye ine zvakajairwa zvimiro zvetertiary amines, kusanganisira kuumbwa kwemunyu, oxidation, uye triethyl Chemicalbook amine. Muedzo (Hisbergreaction) hapana mhinduro. Inoratidzika semvura isina ruvara kusvika kuchiedza yero inoonekera ine kunhuhwirira kwakasimba kweammonia uye inoputa zvishoma mumhepo. Zvishoma kunyungudika mumvura, soluble mu ethanol uye ether. Aqueous solution is alkaline. Toxic uye inogumbura zvakanyanya.
Inogona kuwanikwa kuburikidza nekuita ethanol uye ammonia muhupo hwehydrogen mune reactor yakashongedzerwa nemhangura-nickel-clay catalyst pasi pemamiriro ekupisa (190 ± 2 ° C uye 165 ± 2 ° C). Kuita kuchaitawo monoethylamine uye diethylamine. Mushure mekunyungudika, chigadzirwa chinopfapfaidzwa ne ethanol uye chinotorwa kuti chiwane crude triethylamine. Pakupedzisira, mushure mekuparadzana, kupera simba uye kupatsanurwa, yakachena triethylamine inowanikwa.
Triethylamine inogona kushandiswa sechinhu chinonyungudutsa uye mbishi muindasitiri ye organic synthesis, uye inoshandiswawo mukugadzira mishonga, mishonga yekuuraya zvipembenene, polymerization inhibitors, high-energy fuels, rubberizers, nezvimwe.
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Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
Chitarisiko chayo imvura isina ruvara uye inonhuwa. Soluble mumvura, soluble mu ethanol, ether uye chloroform. Inoshandiswa mune organic synthesis kugadzira mishonga, mishonga yezvipembenene, zvinonhuwira uye dhayi, nezvimwe.
Kune dzakawanda nzira dzekugadzira chloroacetone. Iyo acetone chlorination nzira parizvino inzira huru inoshandiswa mukugadzira mudzimba. Chloroacetone inowanikwa neklorinating acetone muhupo hwe calcium carbonate, i-acid-binding agent. Wedzera acetone uye calcium carbonate mu reactor maererano neimwe reshiyo yekudyisa, kurunga kuti uite slurry, uye kupisa kuti reflux. Mushure mekumisa kupisa, pfuura mu chlorine gasi kwemaawa matatu kusvika mana, uye wedzera mvura kunyungudutsa yakagadzirwa calcium chloride. Iyo mafuta layer inounganidzwa, yobva yashambidzwa, inobviswa mvura, uye yakanyungudutswa kuti iwane chloroacetone chigadzirwa.
Kuchengetedza uye maitiro ekufambisa e chloroacetone
Imba yekuchengetera inofefeterwa uye yakaomeswa pakupisa kwakadzika; inodzivirirwa kubva pamoto wakavhurika uye kupisa kwakanyanya, uye inochengetwa uye inotakurwa zvakasiyana kubva kune chikafu chekudya uye oxidants.
Kuchengetedza mamiriro: 2-8°C -
Propylene glycol CAS:57-55-6
Zita resainzi repropylene glycol ndiro "1,2-propanediol". Racemate i hygroscopic viscous fluid ine inonhuwirira zvishoma. Inosanganiswa mumvura, acetone, ethyl acetate uye chloroform, uye inonyungudika muether. Soluble mumafuta akawanda anokosha, asi asingasviki ne petroleum ether, parafini uye girizi. Inenge yakagadzikana pakupisa uye chiedza, uye inogadzikana zvakanyanya pakudziya kwakaderera. Propylene glycol inogona kuve oxidized kuita propionaldehyde, lactic acid, pyruvic acid uye acetic asidhi pakupisa kwakanyanya.
Propylene glycol idiol uye ine zvimiro zvezvinwiwa zvese. Inopindirana neorganic acids uye inorganic acids kugadzira monoesters kana diesters. Inobatwa nepropylene oxide kugadzira ether. Inopindirana nehydrogen halide kugadzira halohydrins. Inopindirana neacetaldehyde kuumba methyldioxolane.
Sezvo bacteriostatic agent, propylene glycol yakafanana ne ethanol, uye kushanda kwayo mukudzivirira mold kwakafanana neyo glycerin uye zvishoma zvishoma kudarika ethanol. Propylene glycol inowanzoshandiswa seplasticizer mune aqueous film coating materials. Musanganiswa wezvikamu zvakaenzana nemvura zvinogona kunonoka hydrolysis yemamwe mishonga uye kuwedzera kugadzikana kwekugadzirira.
Mvura isina ruvara, ine viscous uye yakagadzikana inotora mvura, inenge isinganakidze uye isinganhuhwi. Kusanganiswa nemvura, ethanol uye akasiyana organic solvents. Inoshandiswa seyakagadzirwa zvinhu zve resin, plasticizers, surfactants, emulsifiers uye demulsifiers, pamwe neantifreeze uye zvinotakura zvinopisa.
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Benzoic acid CAS:65-85-0
Benzoic acid, inozivikanwawo se benzoic acid, ine molecular formula yeC6H5COOH. Ndiyo yakapfava inonhuhwirira asidhi umo iyo carboxyl boka rakabatana zvakananga kune kabhoni atomu yebenzene ring. Ikomboni inoumbwa nekutsiva hydrogen pamhete yebenzene neboka recarboxyl (-COOH). Haina ruvara, isina kunhuhwirira makristasi. Nzvimbo yekunyungudika ndeye 122.13 ℃, iyo yekubikira i249 ℃, uye density iri 1.2659 (15/4 ℃). Inodzikama nekukurumidza pa100 ° C, uye mhute yaro inogumbura zvakanyanya uye inogona kukonzera kukosora nyore mushure mekufema. Inonyungudika zvishoma mumvura, inonyungudika zviri nyore muzvinonyungudutsa zveorganic zvakaita se ethanol, ether, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride uye pine Chemicalbook fuel saving. Inowanikwa zvakanyanya mumasikirwo muchimiro cheasidhi yemahara, ester kana zvinobva zvayo. Semuenzaniso, iripo muchimiro cheasidhi yakasununguka uye benzyl ester mu benzoin gum; iripo mumahara fomu mumashizha uye stem bark yezvimwe zvirimwa; iripo mukunhuhwirira Inowanikwa nenzira yemethyl ester kana benzyl ester mumafuta anokosha; iripo muchimiro cheyakatorwa hippuric acid muweti yebhiza. Benzoic acid iasidhi isina simba, yakasimba kudarika mafuta acids. Vane maitiro emakemikari akafanana uye vanogona kugadzira munyu, esters, acid halides, amides, acid anhydrides, nezvimwewo, uye haisi nyore oxidized. An electrophilic substitution reaction inogona kuitika pabenzene ring ye benzoic acid, kunyanya kugadzira meta-substitution products.
Benzoic acid inowanzoshandiswa semushonga kana kuchengetedza. Iine mhedzisiro yekudzivisa kukura kwefungi, mabhakitiriya, uye mold. Kana ichishandiswa mishonga, inowanzoiswa paganda kurapa zvirwere zveganda sezvipembenene. Inoshandiswa mukugadzira fibers, resin, coatings, rabha, uye maindasitiri efodya. Pakutanga, benzoic asidhi yakagadzirwa necarbonization yebenzoin chingamu kana hydrolysis yemakemikari bhuku nemvura ine alkaline. Inogonawo kugadzirwa ne hydrolysis ye hippuric acid. Muindasitiri, benzoic asidhi inogadzirwa nemhepo oxidation ye toluene pamberi pezvinokonzeresa senge cobalt uye manganese; kana kuti inogadzirwa nehydrolysis uye decarboxylation yephthalic anhydride. Benzoic acid nemunyu wayo wesodium inogona kushandiswa seantibacterial agents mu latex, mazino, jamu kana zvimwe zvekudya, uye inogona kushandiswa semondants yekudhaya nekudhinda. -
Ethyl N-acetyl-N-butyl-β-alaninate CAS:52304-36-6
BAAPE mushonga unodzinga nhunzi, inda, majuru, mosquito, mapete, midges, nhunzi, nhata dzakatsetseka, jecha, midge, sandflies, cicadas, etc. mhedzisiro yayo inodzinga inogara kwenguva refu uye inogona kushandiswa mumamiriro ekunze akasiyana. Ikemikari yakagadzikana pasi pemamiriro ekushandiswa uye ine yakakwirira yekupisa kugadzikana uye yakakwirira sweat resistance. BAAPE ine kuenderana kwakanaka neanowanzo shandiswa cosmetics nemishonga. Inogona kugadzirwa kuita mhinduro, emulsions, mafuta ekuzora, machira, gels, aerosols, mosquito coils, microcapsules uye mamwe akakosha ekudzinga mishonga, uye anogona zvakare kuwedzerwa kune zvimwe zvigadzirwa. Kana mumidziyo (semvura yechimbuzi, mvura inodzinga umhutu), kuitira kuti ive nemushonga unodzinga.
BAAPE ine mabhenefiti ekusava neane muchetura mhedzisiro paganda uye mucous membranes, hapana allergies, uye kusapinda kweganda.
Properties: Mvura inopenya yero isina kujeka, mushonga unodzinga umhutu. Kuenzaniswa neyakajairwa inodzinga mosquito (DEET, inowanzozivikanwa seDEET), ine zvinhu zvinooneka zvehupfu hwakadzika, kushatirwa kushoma, uye nguva refu yekudzinga. , chigadzirwa chinotsiva chemazuva ese chinodzinga umhutu.
Mushonga unonyungudika nemvura (BAAPE) haunyanyi kushanda pane zvechinyakare DEET mukudzinga umhutu. Nekudaro, mukuenzanisa, DEET (IR3535) haina kutsamwisa uye haina ganda rinopinda.
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2-Methoxyethanol CAS 109-86-4
Ethylene glycol monomethyl ether (yakapfupikiswa seMOE), inozivikanwawo se ethylene glycol methyl ether, imvura isina ruvara uye yakajeka, inosanganiswa nemvura, doro, acetic acid, acetone uye DMF. Sechinhu chakakosha chekunyungudutsa, MOE inoshandiswa zvakanyanya sechinhu chinonyungudutsa chemafuta akasiyana siyana, cellulose acetates, cellulose nitrate, doro-soluble dyes uye synthetic resins.
Inowanikwa nekuita kwe ethylene oxide uye methanol. Wedzera methanol kune boron trifluoride ether complex, uye pfuura mu ethylene oxide pa 25-30 ° C uchikurudzira. Mushure mekupera kwekufamba, tembiricha inongosimuka kusvika 38-45 ° C. Mhedzisiro yemhinduro inogadziriswa inobatwa ne potassium hydrocyanide- Neutralize the methanol solution to pH=8-Chemicalbook9. Dzora methanol, idisti, uye unganidza zvikamu 130 ° C isati yasvika kuti uwane chigadzirwa chisina kuchena. Wobva waita mafractional distillation, wounganidza 123-125°C chidimbu sechigadzirwa chapera. Mukugadzirwa kwemaindasitiri, ethylene oxide uye anhydrous methanol inobatwa pakupisa kwakanyanya uye kudzvanywa pasina catalyst, uye goho repamusoro rinogona kuwanikwa.
Ichi chigadzirwa chinoshandiswa semafuta emafuta akasiyana-siyana, lignin, nitrocellulose, cellulose acetate, doro-soluble dyes uye synthetic resins; sechinhu chinogadzirisa chekugadzika kwesimbi, sulfate uye kabhoni disulfide, se diluent yekuvhara, uye cellophane. Mukurongedza sealers, kukurumidza-kuomesa varnishes uye enamels. Inogona zvakare kushandiswa senge inopinda mumiriri uye mumiriri wekuenzanisa muindasitiri yedhayi, kana seplasticizer uye inopenya. Seyepakati mukugadzirwa kwezvakagadzirwa zvehupenyu, ethylene glycol monomethyl ether inonyanya kushandiswa mukugadzirwa kweacetate uye ethylene glycol dimethyl ether. Iyo zvakare Chemicalbook mbishi zvinhu zvekugadzira bis (2-methoxyethyl) phthalate plasticizer. Musanganiswa we ethylene glycol monomethyl ether uye glycerin (ether: glycerin = 98: 2) ijet jet mafuta inowedzera inogona kudzivirira icing uye bhakitiriya corrosion. Kana ethylene glycol monomethyl ether ichishandiswa sejeti mafuta antisizing agent, huwandu hwekuwedzera ndeye 0.15% ± 0.05%. Iyo ine yakanaka hydrophilicity. Iyo inoshandisa yayo yega hydroxyl boka mumafuta kuti iwirirane neinoteedzera huwandu hwemvura mamorekuru muoiri. Kuumbwa kwehydrogen bond association, pamwe chete nechando chakanyanya kuderera, kunoderedza kutonhora kwemvura mumafuta, zvichiita kuti mvura ipinde muaizi. Ethylene glycol monomethyl ether zvakare ine anti-microbial additive.
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1,4-Butanediol diglycidyl ether CAS 2425-79-8
1,4-Butanediol glycidyl ether, inozivikanwawo se1,4-butanediol dialkyl ether kana BDG, inhengo yehupenyu. Imvura isina ruvara kusvika kuchiedza yero ine kuderera kwakadzikama. Inonyungudika mune yakawanda organic solvents senge ethanol, methanol uye dimethylformamide. Inowanzoshandiswa semakemikari mbishi zvinhu uye zvinonyungudutsa. Inoshandiswawo sechigadziro chedhayi uye pigments.
1,4-Butanediol glycidyl ether inogona kugadzirwa ne esterification ye1,4-butanediol ine methanol kana methanol solution. Mamiriro ekuita anowanzo kuitiswa pasi pekumanikidzwa kwakanyanya uye pamberi peiyo catalyst.
Paunenge uchishandisa 1,4-butanediol glycidyl ether, kutarisirwa kunofanira kutorwa kudzivirira kusangana neganda nemaziso. Panguva yekushandiswa uye kuchengetedza, kupisa kwakanyanya uye zvitubu zvemoto zvinofanira kudziviswa. Inofanirwa kutariswa pakuvharwa kwemidziyo yekuchengetera kudzivirira kubuda uye kubuda. -
Diethanolamine CAS: 111-42-2
Ethanolamine EA ndicho chigadzirwa chakakosha mu ethanol, kusanganisira monoethanolamine MEA, diethanolamine DEA uye triethanolamine TEA. Ethanolamine yakakosha organic yepakati, inoshandiswa zvakanyanya mu surfactants, synthetic detergents, petrochemical additives, synthetic resin uye rabha plasticizers, accelerators, vulcanizing agents uye foaming agents, pamwe nekuchenesa gasi, antifreeze yemvura, Kudhinda uye kudhaya, mushonga wekuvaka, mishonga yezvipembenene, , indasitiri yemauto nemamwe minda. Zvigadzirwa zvepasi zve ethanolamine zvakakosha zvakanaka makemikari epakati.
Diethanolamine, inozivikanwawo se bishydroxyethylamine uye 2,2'-iminobisethanol, ikristaro chena kana mvura isina ruvara ine yakasimba hygroscopicity. Inonyungudika nyore mumvura, methanol, ethanol, acetone uye benzene. Kunyungudika kwayo (g/100g) mubenzene pa25°C i4.2 uye muether i0.8. Chinangwa chayo ndechekuti: gasi rinochenesa, rinogona kutora Chemicalbook acidic magasi mugasi, yakadai se carbon dioxide, hydrogen sulfide, sulfur dioxide, etc. "Benfield" sarudzo inoshandiswa mukugadzirwa kweammonia yekugadzira inonyanya kuumbwa nechigadzirwa ichi; inoshandiswawo pakuita emulsification. Agents, lubricant, shampoos, thickeners, nezvimwewo; organic synthesis intermediates, inoshandiswa kugadzira detergent raw materials, preservatives uye makemikari ezuva nezuva (akadai sesurfactants); synthesis yemorpholine.
Diethanolamine inoshandiswa seyakagadzirwa mbichana kune mabuffers muindasitiri yemishonga. Inoshandiswa semuchinjiko wekubatanidza mukugadzirwa kwepamusoro-kusimba polyurethane foam. Inosanganiswa ne triethanolamine se detergent yemapistoni einjini dzendege. Inopindirana nemafuta acids kuita alkyl alkyls. Inoshandiswawo mune organic Synthetic raw materials, mbishi zvinhu zve surfactants Chemicalbook uye asidhi gasi anonyudza, anoshandiswa seanokora uye furo modhifita mumashamposi uye majekiseni akareruka, sepakati muindasitiri ye organic synthesis, uye muindasitiri yemishonga. Sezvinonyungudutsa, inoshandiswa zvakanyanya muindasitiri yekuwachira, indasitiri yezvizoro, zvekurima, indasitiri yekuvaka uye indasitiri yesimbi.
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2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
2-Acrylamide-2-methylpropanesulfonic acid (AMPS) ivinyl monomer ine sulfonic acid boka. Iine kugadzikana kwakanaka kwekupisa, nekuora kwekushisa kusvika 210 ° C, uye sodium homopolymer yayo yemunyu ine tembiricha yekuora inosvika 329 ° C. Mune mhinduro ine aqueous, iyo hydrolysis rate inononoka, uye sodium munyu mhinduro ine yakanakisa hydrolysis kuramba pasi peyakakwira pH mamiriro. Mumamiriro ezvinhu ane acidic, iyo hydrolysis kuramba kwecopolymer yayo yakakwirira kwazvo kupfuura iyo polyacrylamide. Iyo monomer inogona kugadzirwa kuita makristasi kana mune aqueous mhinduro ye sodium munyu. 2-Acrylamide-2-methylpropanesulfonic acid ine yakanaka completing properties, adsorption properties, biological activity, surface activity, hydrolysis stability uye thermal stability.
Usage
1. Kurapa kwemvura: Iyo homopolymer ye AMPS monomer kana copolymer ine acrylamide, acrylic asidhi uye mamwe monomers inogona kushandiswa se sludge dehydrating agent mukunatswa kwetsvina, uye inogona kushandiswa sesimbi, zingi, aruminiyamu, uye mhangura mumvura yakavharwa. circulation systems. Pamwe chete necorrosion inhibitors kune alloys; inogona zvakare kushandiswa sekudzikisa uye antiscaling vamiririri vezvidziya, shongwe dzekutonhodza, zvinonatsa mweya uye zvinonatsa gasi.
2. Oilfield chemistry: Kushandiswa kwezvigadzirwa mumunda weoilfield chemistry kuri kukura nekukurumidza. Kuwanda kwekubatanidzwa kunosanganisira oiri tsime simende admixtures, kudhirowa kwemvura yekurapa mishonga, acidizing fluid, fracturing fluid, kupera kwemvura uye workover fluid additives, nezvimwe.
3. Synthetic fibers: AMPS inokosha monomer inovandudza huwandu hwezvinhu zveimwe michina yakagadzirwa, kunyanya acrylic kana acrylic fibers. Chiyero chayo 1% -4% yefiber, iyo inogona kuvandudza zvakanyanya kuchena uye dyeability yefiber. , antistatic, breathable uye flame retardant.
4. Kukura kwemachira: A copolymer ye2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, uye acrylic acid. Iyo yakanaka saizi mumiriri wedonje uye polyester akasanganiswa machira. Zviri nyore kushandisa uye nyore kubvisa nemvura. Features.
5. Papermaking: Iyo copolymer ye2-acrylamide-2-methylpropanesulfonic acid uye mamwe ma-soluble monomers emvura ikemikari inokosha kune zvakasiyana-siyana zvemapepa. Inogona kushandiswa seyamuro yemvura, saizi mumiriri, uye inowedzera Simba rebepa uye inoshandawo sepigment dispersant yemavara machira.
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(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
DMPT ndiyo inonyanya kushanda yechizvarwa chechina chikafu chinokwezva chakawanikwa kusvika parizvino. Vamwe vanhu vanoshandisa izwi rekuti "hove dzinoruma matombo" kutsanangura zvakajeka maitiro ayo anokwezva chikafu - kunyangwe akapendwa padombo, hove inoiruma. Stone. Kunyanya kushandiswa kweDMPT kwakafanana neredzo yekubata hove kunatsiridza kunaka kwechirauro uye kuita kuti zvive nyore kuhove kuruma chirauro. Iko kushandiswa kwemaindasitiri kweDMPT kwakangoita seyakasvibira yekudyara yemvura yekuwedzera kusimudzira kudya kwemhuka dzemumvura uye kuwedzera kukura kwadzo.
Iyo yekutanga dimethyl-beta-propionate thiatin isanganiswa yakachena yakasikwa yakatorwa kubva mugungwa regungwa. Muchokwadi, maitiro ekutsvaga dimethyl-beta-propionate thiatin akatangawo kubva mugungwa: masayendisiti akaona kuti hove dzemugungwa ndinoda kudya masowe egungwa, saka ndakatanga kudzidza izvo zvinokwezva chikafu mugungwa regungwa. Gare gare ndakaona kuti chikonzero nei hove dzichida kudya mashizha egungwa ndechokuti gungwa rine DMPT chaiyo.
