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Ethyl N-acetyl-N-butyl-β-alaninate CAS: 52304-36-6
BAAPE wani nau'i ne mai fa'ida mai fa'ida, maganin kwari mai matukar tasiri wanda ke tunkuda kwari, tururuwa, tururuwa, sauro, kyankyasai, tsaka-tsaki, fulawa, lebur fleas, fleas fleas, tsakiyar yashi, sandflies, cicadas, da dai sauransu. Tasirinsa na dadewa yana dadewa kuma ana iya amfani dashi a yanayi daban-daban. Yana da kwanciyar hankali ta hanyar sinadarai a ƙarƙashin yanayin amfani kuma yana da kwanciyar hankali mai ƙarfi da ƙarfin gumi. BAAPE yana da dacewa mai kyau tare da kayan shafawa da magunguna da aka saba amfani da su. Ana iya sanya shi a cikin mafita, emulsions, man shafawa, kayan shafa, gels, aerosols, coils sauro, microcapsules da sauran magunguna na musamman, kuma ana iya ƙarawa zuwa wasu samfuran. Ko a cikin kayan (kamar ruwan bayan gida, ruwan sauro), ta yadda zai yi tasiri.
BAAPE yana da fa'idodi na rashin samun illa mai guba akan fata da ƙwayoyin mucosa, babu amosanin jini, kuma babu ƙarancin fata.
Kayayyakin: Ruwa mara launi zuwa haske mai haske rawaya, ingantaccen maganin sauro. Idan aka kwatanta da daidaitaccen maganin sauro (DEET, wanda aka fi sani da DEET), yana da ƙwaƙƙwaran fasalulluka na ƙananan guba, ƙarancin haushi, da tsayin lokaci mai tsauri. , ingantaccen samfurin maye gurbin daidaitattun magungunan sauro.
Mai hana ruwa mai narkewa (BAAPE) bai da tasiri fiye da DEET na gargajiya wajen korar sauro. Koyaya, idan aka kwatanta, DEET (IR3535) ba shi da ɗanɗano kaɗan kuma ba shi da shigar fata.
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2-Methoxyethanol CAS 109-86-4
Ethylene glycol monomethyl ether (wanda aka rage a matsayin MOE), wanda kuma aka sani da ethylene glycol methyl ether, ruwa ne mara launi kuma mai gaskiya, wanda ba shi da ruwa, barasa, acetic acid, acetone da DMF. A matsayin mai mahimmanci mai mahimmanci, MOE ana amfani dashi sosai azaman mai narkewa don nau'ikan greases, cellulose acetates, cellulose nitrates, dyes-mai narkewar barasa da resins na roba.
Ana samun shi ta hanyar amsawar ethylene oxide da methanol. Ƙara methanol zuwa hadaddun ether na boron trifluoride, kuma ku wuce cikin ethylene oxide a 25-30 ° C yayin motsawa. Bayan an gama aikin, zafin jiki yana tashi ta atomatik zuwa 38-45 ° C. Sakamakon sakamako ana bi da shi tare da potassium hydrocyanide- Neutralize the methanol solution to pH=8-Chemicalbook9. Mai da methanol, distilled shi, kuma tattara ɓangarorin kafin 130 ° C don samun ɗanyen samfurin. Sa'an nan kuma aiwatar da distillation na juzu'i, kuma tattara juzu'in 123-125 ° C azaman samfurin da aka gama. A cikin samar da masana'antu, ethylene oxide da methanol anhydrous suna amsawa a babban zafin jiki da matsa lamba ba tare da mai kara kuzari ba, kuma ana iya samun samfurin yawan amfanin ƙasa.
Ana amfani da wannan samfurin azaman mai ƙarfi don mai daban-daban, lignin, nitrocellulose, acetate cellulose, dyes mai narkewa da barasa da resins na roba; a matsayin reagent don ƙaddara ƙarfe, sulfate da carbon disulfide, a matsayin diluent don sutura, da kuma cellophane. A cikin marufi sealers, da sauri-bushe varnishes da enamels. Hakanan za'a iya amfani dashi azaman wakili mai shiga da kuma daidaitawa a cikin masana'antar rini, ko azaman filastik mai haske da haske. A matsayin tsaka-tsaki a cikin samar da kwayoyin halitta, ethylene glycol monomethyl ether yafi amfani dashi a cikin haɗin acetate da ethylene glycol dimethyl ether. Har ila yau, ɗanyen abu ne na Chemicalbook don samar da bis(2-methoxyethyl) phthalate plasticizer. Haɗin ethylene glycol monomethyl ether da glycerin (ether: glycerin = 98: 2) ƙari ne na man jet na soja wanda zai iya hana icing da lalata ƙwayoyin cuta. Lokacin amfani da ethylene glycol monomethyl ether azaman jet man antisizing wakili, babban adadin adadin shine 0.15% ± 0.05%. Yana da kyau hydrophilicity. Yana amfani da nasa rukunin hydroxyl a cikin mai don yin hulɗa tare da adadin ƙwayoyin ruwa a cikin mai. Samuwar ƙungiyar haɗin gwiwar hydrogen, tare da ƙarancin daskarewarta, yana rage daskarewa na ruwa a cikin mai, yana ba da damar ruwan ya haɗe zuwa ƙanƙara. Ethylene glycol monomethyl ether kuma shine ƙari na ƙwayoyin cuta.
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1,4-Butanediol diglycidyl ether CAS 2425-79-8
1,4-Butanediol glycidyl ether, wanda kuma aka sani da 1,4-butanediol dialkyl ether ko BDG, wani fili ne na kwayoyin halitta. Ruwa ne mara launi zuwa haske rawaya tare da ƙarancin canzawa. Yana narkewa a cikin mafi yawan kaushi na halitta kamar ethanol, methanol da dimethylformamide. Yawanci ana amfani da shi azaman albarkatun albarkatun sinadarai da kaushi. Hakanan ana amfani dashi azaman stabilizer don rini da pigments.
1,4-Butanediol glycidyl ether za a iya samar da esterification na 1,4-butanediol tare da methanol ko methanol bayani. Ana aiwatar da yanayin halayen gabaɗaya ƙarƙashin matsanancin matsin lamba kuma a gaban mai kara kuzari.
Lokacin amfani da 1,4-butanediol glycidyl ether, dole ne a kula da shi don hana haɗuwa da fata da idanu. A lokacin amfani da ajiya, ya kamata a guji yawan zafin jiki da tushen wuta. Ya kamata a mai da hankali kan rufe kwantenan ajiya don hana fitar da ruwa da zubewa. -
Diethanolamine CAS: 111-42-2
Ethanolamine EA shine mafi mahimmancin samfurin a cikin ethanol, ciki har da monoethanolamine MEA, diethanolamine DEA da triethanolamine TEA. Ethanolamine yana da mahimmancin matsakaici na kwayoyin halitta, ana amfani dashi sosai a cikin surfactants, kayan aikin roba, abubuwan da ake amfani da su na petrochemical, resin roba da robobi na roba, masu haɓakawa, jami'an vulcanizing da magungunan kumfa, kazalika da tsarkakewar gas, maganin daskarewa na ruwa, bugu da rini, magani, magungunan kashe qwari, gini. , masana'antar soji da sauran fannoni. Abubuwan da ke ƙasa na ethanolamine sune mahimman tsaka-tsakin sinadarai masu kyau.
Diethanolamine, wanda kuma aka sani da bishydroxyethylamine da 2,2′-iminobisethanol, farin crystal ne ko ruwa mara launi tare da ƙaƙƙarfan hygroscopicity. Yana da sauƙin narkewa a cikin ruwa, methanol, ethanol, acetone da benzene. Solubility (g/100g) a cikin benzene a 25 ° C shine 4.2 kuma a cikin ether shine 0.8. Manufarsa ita ce: mai tsabtace iskar gas, wanda zai iya ɗaukar iskar gas ɗin acidic a cikin gas, kamar carbon dioxide, hydrogen sulfide, sulfur dioxide, da sauransu. Maganin "Benfield" da ake amfani da shi a cikin masana'antar ammonia na roba galibi ya ƙunshi wannan samfur; Hakanan ana amfani dashi don emulsification. Agents, man shafawa, shampoos, thickeners, da dai sauransu; matsakaicin haɗin gwiwar kwayoyin halitta, waɗanda ake amfani da su don samar da albarkatun ɗanyen wanka, abubuwan kiyayewa da sinadarai na yau da kullun (kamar surfactants); kira na morpholine.
Ana amfani da Diethanolamine azaman albarkatun ƙasa don buffers a cikin masana'antar harhada magunguna. Ana amfani da shi azaman wakili mai haɗin gwiwa a cikin samar da kumfa mai mahimmanci na polyurethane. An haɗe shi da triethanolamine a matsayin abin wanke-wanke don pistons injin jirgin sama. Yana amsawa tare da fatty acid don samar da alkyl alkyls. Hakanan ana amfani da shi a cikin kayan da aka yi amfani da su na roba, kayan albarkatun ƙasa don surfactants Chemicalbook da gas ɗin gas na acid, ana amfani da su azaman masu kauri da masu gyara kumfa a cikin shamfu da wanki mai haske, a matsayin tsaka-tsaki a cikin masana'antar haɗaɗɗun kwayoyin halitta, da kuma masana'antar harhada magunguna. A matsayin sauran ƙarfi, ana amfani da shi sosai a masana'antar wanki, masana'antar kayan kwalliya, aikin gona, masana'antar gini da masana'antar ƙarfe.
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2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
2-Acrylamide-2-methylpropanesulfonic acid (AMPS) shine monomer na vinyl tare da rukuni na sulfonic acid. Yana da kwanciyar hankali mai kyau na thermal, tare da zafin bazuwar har zuwa 210 ° C, kuma sodium homopolymer gishirinsa yana da zafin bazuwa har zuwa 329 ° C. A cikin maganin ruwa mai ruwa, ƙimar hydrolysis yana jinkirin, kuma sodium gishiri bayani yana da kyakkyawan juriya na hydrolysis a ƙarƙashin yanayin pH mai girma. A karkashin yanayin acidic, juriya na hydrolysis na copolymer ya fi na polyacrylamide yawa. Ana iya yin monomer ya zama lu'ulu'u ko a cikin wani bayani mai ruwa na sodium gishiri. 2-Acrylamide-2-methylpropanesulfonic acid yana da kyawawan kaddarorin hadaddun abubuwa, kaddarorin adsorption, ayyukan nazarin halittu, aikin farfajiya, kwanciyar hankali na hydrolysis da kwanciyar hankali na thermal.
Amfani
1. Ruwa magani: The homopolymer na AMPS monomer ko copolymer tare da acrylamide, acrylic acid da sauran monomers za a iya amfani da a matsayin sludge dehydrating wakili a cikin najasa tsarkakewa tsari, kuma za a iya amfani da baƙin ƙarfe, zinc, aluminum, da kuma jan karfe a rufaffiyar ruwa. tsarin wurare dabam dabam. Kazalika masu hana lalata ga gami; Hakanan za'a iya amfani da shi azaman abubuwan cirewa da kuma hana lalata don dumama, hasumiya mai sanyaya, tsabtace iska da masu tsabtace iskar gas.
2. Chemistry of Oilfield: Aikace-aikacen samfuran a fagen ilimin kimiyyar mai yana haɓaka cikin sauri. Iyalin sa hannu ya haɗa da haɗaɗɗen siminti rijiyar mai, ma'aikatan jiyya na hakowa, ruwan acidizing, ruwan da ke karyewa, ruwan gamawa da abubuwan ƙara ruwa mai aiki, da sauransu.
3. Sinthetic fibers: AMPS wani muhimmin monomer ne wanda ke inganta cikakkun kaddarorin wasu zaruruwan roba, musamman acrylic ko acrylic fibers. Matsakaicin sa shine 1% -4% na fiber, wanda zai iya inganta haɓakar fari da rini na fiber. , antistatic, breathable da harshen retardant.
4. Girma don kayan ado: Copolymer na 2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, da acrylic acid. Yana da madaidaicin ma'auni don auduga da polyester gauraye yadudduka. Yana da sauƙin amfani da sauƙin cirewa da ruwa. Siffofin.
5. Takarda: The copolymer na 2-acrylamide-2-methylpropanesulfonic acid da sauran ruwa-soluble monomers ne makawa sinadari ga daban-daban takarda niƙa. Ana iya amfani dashi azaman taimakon magudanar ruwa, wakili mai ƙima, kuma yana ƙara ƙarfin takarda kuma yana aiki azaman mai rarraba pigment don suturar launi.
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(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
DMPT shine mafi inganci mai jan hankali na ruwa na ƙarni na huɗu wanda aka gano ya zuwa yanzu. Wasu mutane suna amfani da kalmar "kifi ya ciji duwatsu" don bayyana a sarari tasirinsa na jan hankali abinci - ko da an zana shi a kan dutse, kifi zai ciji shi. Dutse. Mafi yawan amfani da DMPT shine kamar kamun kifi don inganta sha'awar koto da sauƙaƙa wa kifin ya ciji ƙugiya. Amfani da masana'antu na DMPT azaman ƙari ne na kayan abinci na ruwa don haɓaka ciyar da dabbobin ruwa da haɓaka ƙimar haɓakarsu.
Farkon dimethyl-beta-propionate thiatin wani tsaftataccen fili ne na halitta wanda aka ciro daga ciyawa. A gaskiya ma, tsarin gano dimethyl-beta-propionate thiatin shima ya fara ne daga ciyawa: masana kimiyya sun lura cewa kifin ruwan teku ina son cin ciyawa, don haka na fara nazarin abubuwan da ke jawo abinci a cikin ciyawa. Daga baya na gano cewa dalilin da ya sa kifaye ke son cin ciyawar ruwa shi ne, ruwan teku yana dauke da DMPT na halitta.
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N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
sinadaran Properties
Ruwa mai haske mara launi. Yana wari kamar ammonia. Sauƙi mai narkewa cikin ruwa, mai narkewa a cikin ethanol, ether, chloroform, benzene.
Ana amfani da shi azaman mai hana polymerization olefin, mai hana polymerization na ƙarshe, kuma azaman vinyl monomer a cikin tsarin samar da roba na roba. Kamar yadda wani antioxidant da stabilizer, shi za a iya yadu amfani da photosensitive resins, photosensitive emulsions, roba latex, da dai sauransu Har ila yau, za a iya amfani da a matsayin terminator ga emulsion polymerization, photochemical smog inhibitor, da dai sauransu Wannan sulfate ne mai sautin daidaitawa wakili ga launi. ci gaba.
Marufi, ajiya da sufuri
Kunshe a cikin ganga na lilin filastik ko ganga na guduro. Wannan samfurin ya kamata a adana shi a cikin wani wuri mai sanyi, busasshiyar ajiya kuma a kiyaye shi daga wuta. -
Dipropylamine CAS Lamba: 142-84-7
Dipropylamine, wanda kuma aka sani da di-n-propylamine, wani ruwa ne mai ƙonewa, mai guba mai guba wanda ke wanzuwa a cikin yanayi a cikin ganyen taba da sharar masana'antu ta wucin gadi.
Di-n-propylamine ruwa ne mara launi kuma bayyananne. Akwai warin ammonia. Za a iya samar da hydrates. Sauƙi mai narkewa a cikin ruwa, ethanol da ether. Forms hydrate da ruwa. Density 0.738, wurin narkewa -63 ℃, wurin tafasa 110 ℃, ma'aunin walƙiya 17 ℃, index refractive 1.40445.
Di-n-propylamine za a iya amfani da a matsayin sauran ƙarfi da kuma tsaka-tsaki a samar da Pharmaceuticals, magungunan kashe qwari, dyes, ma'adinai flotation jamiái, emulsifiers da lafiya sinadarai. Hanyar shirye-shiryen ita ce amfani da propanol azaman albarkatun ƙasa, kuma samun ta ta hanyar dehydrogenation catalytic, ammonium, bushewa da hydrogenation. A dauki mai kara kuzari ne Ni-Cu-Al2O3, da matsa lamba ne (39 ± 1) kPa, da reactor zafin jiki ne (Chemicalbook190 ± 10) ℃, da sarari gudun propanol ne 0.05 ~ 0.15h-1, da kuma albarkatun kasa rabo ne. propanol: ammonia ∶Hydrogen = 4: 2: 4, dipropylamine da tritropylamine ana samun su a lokaci guda, kuma ana iya samun dipropylamine ta hanyar raguwa. -
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), wanda kuma ake kira diethylenetriaminepentacetic acid, kyakkyawan wakili ne na hadadden aminocarboxylic tare da kaddarorin chelating mai karfi. Rukunin da yake samarwa tare da yawancin cations ya fi na ethylenediaminetetraacetic acid. Madaidaicin chelate yakamata ya kasance karko.
A matsayin wakili mai inganci mai inganci, diethylene triamine pentaacetic acid za a iya amfani dashi a cikin masu hana launi a cikin samar da fiber na acrylic, masana'antar takarda, masu laushin ruwa, matattarar kayan masarufi, titrants na chelating, daukar hoto mai launi da masana'antar abinci. Ana kuma amfani da shi a likitanci, abubuwan da ba kasafai ake samun su ba Har ila yau ana amfani da shi sosai wajen rabuwa da noma.
Wannan samfurin farin crystal ne ko lu'ulu'u. Matsayin narkewa 230 ℃ (bazuwar), mai narkewa a cikin ruwan zafi da maganin alkali, mai narkewa a cikin ruwan sanyi, wanda ba zai iya narkewa a cikin kaushi mai ƙarfi kamar ethers barasa. -
DIALLYL ISOPHTHALATE CAS: 1087-21-4
DIALLYL ISOPHTHALATE CAS: 1087-21-4
Diallyl isophthalate polymers sun yi kama sosai a cikin shirye-shirye, kaddarorin da aikace-aikace zuwa polymers isophthalate na diallyl da aka kwatanta a sama. Samfuran da aka dogara akan diallyl isophthalate sun fi tsada amma suna ba da ingantaccen kwanciyar hankali (zai iya jure yanayin zafi har zuwa kusan 220 ° C na dogon lokaci) da juriya ga kaushi.
Ruwa ne mai launin rawaya mai haske. Dan kamshi. Miscible tare da ethanol, insoluble a cikin ruwa.
An fi amfani dashi don bincike na biochemical. Tsarin Halitta. Shiri na babban zazzabi guduro. -
N, N-Bis (2-cyanoethyl) aniline CAS: 1555-66-4
N, N-Bis (2-cyanoethyl) aniline CAS: 1555-66-4
Farin lu'u-lu'u. Sauƙi mai narkewa a cikin kaushi na halitta, tsarma acid da diluted alkali, amma insoluble a cikin ruwa. Ana amfani dashi azaman tsaka-tsakin rini.
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N, N-Dimethylbenzylamine CAS: 103-83-3
N, N-Dimethylbenzylamine CAS: 103-83-3
N, N-dimethylbenzylamine ne sau da yawa amfani da matsayin reagent a Organic kira kuma a matsayin mai kara kuzari ga kira na polyurethane kumfa da epoxy guduro. Yana amsawa tare da Os3(CO) don samar da gungu na triosmium.
N, N dimethylbenzylamine a cikin methanol-tetra-N-butyl ammonium fluoroborate da methanol-potassium hydroxide. Ana amfani da shi a cikin haɗin bis [(N, N-dimethylamino) benzyl] selenoether. Hakanan za'a iya amfani dashi azaman tsaka-tsakin haɗaɗɗun kwayoyin halitta, mai kara kuzari na dehydrogenation, mai kiyayewa, neutralizer acid, da sauransu.
Ba shi da launi zuwa haske ruwan rawaya mai flammable. Yana wari kamar ammonia. Sauƙi mai narkewa a cikin ethanol da ether, da wuya mai narkewa cikin ruwa.
