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2,4-Dimethyl aniline CAS 95-68-1
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2,4-Dimethyl aniline CAS 95-68-1
Ruwa ne mai mai mara launi. Launi yana zurfafa cikin haske da iska. Dan kadan mai narkewa cikin ruwa, mai narkewa a cikin ethanol, ether, benzene da maganin acid.
2,4-Dimethylaniline yana samuwa ta hanyar nitration na m-xylene don samun 2,4-dimethylnitrobenzene da 2,6-dimethylnitrobenzene. Bayan distillation, ana samun 2,4-dimethylnitrobenzene. Ana samun samfurin ta hanyar rage yawan hydrogenation na benzene. Ana amfani da shi azaman tsaka-tsaki don magungunan kashe qwari, magunguna da rini.Mai ƙonewa a buɗe wuta; aiki tare da oxidants; yana lalata hayaki mai guba na nitrogen oxide tare da babban zafi. A lokacin ajiya da sufuri, ɗakin ajiyar ya kamata ya zama iska kuma ya bushe a ƙananan zafin jiki; adana shi daban daga acid, oxidants, da ƙari na abinci.
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1- (Dimethylamino) tetradecane CAS 112-75-4
1- (Dimethylamino) tetradecane CAS 112-75-4
Bayyanar ruwa ne bayyananne. maras narkewa a cikin ruwa kuma ƙasa da yawa fiye da ruwa. Don haka yana yawo akan ruwa. Saduwa na iya fusatar da fata, idanu da mucosa. Yana iya zama mai guba ta hanyar sha, shakar numfashi ko shar fata.
An yi amfani da shi don yin wasu sinadarai.Kuma galibi ana amfani da su a cikin abubuwan da ake kiyayewa, abubuwan da ake amfani da su na man fetur, bactericides, masu cire kayan ƙarfe masu wuya, masu rarraba pigment, ma'adinan flotation, kayan kwalliyar kayan kwalliya, da sauransu.
Yanayin ajiya: Ajiye a wuri mai sanyi, bushe, duhu a cikin akwati da aka rufe sosai ko silinda. Nisantar kayan da ba su dace ba, tushen kunna wuta da daidaikun mutane marasa horo. Amintacce da lakabin yanki. Kare kwantena / silinda daga lalacewa ta jiki.
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Triethylamine CAS: 121-44-8
Triethylamine (tsarin kwayoyin halitta: C6H15N), wanda kuma aka sani da N, N-diethylethylamine, shine mafi sauƙin homo-trisubstituted tertiary amine kuma yana da halaye na yau da kullun na amines na manyan makarantu, gami da samuwar gishiri, oxidation, da triethyl Chemicalbook amine. Gwaji (Hisbergreaction) babu amsa. Yana bayyana a matsayin ruwa mara launi zuwa haske rawaya mai haske tare da ƙaƙƙarfan ƙamshin ammonia kuma yana shan taba a cikin iska. Dan kadan mai narkewa cikin ruwa, mai narkewa a cikin ethanol da ether. Maganin ruwa shine alkaline. Mai guba da ban haushi sosai.
Ana iya samun shi ta hanyar amsa ethanol da ammonia a gaban hydrogen a cikin wani reactor sanye take da jan ƙarfe-nickel-clay catalyst a ƙarƙashin yanayin dumama (190 ± 2 ° C da 165 ± 2 ° C). Sakamakon zai kuma haifar da monoethylamine da diethylamine. Bayan dasawa, ana fesa samfurin tare da ethanol kuma a shayar da shi don samun ɗanyen triethylamine. A ƙarshe, bayan rabuwa, bushewa da raguwa, ana samun triethylamine mai tsabta.
Za a iya amfani da Triethylamine azaman mai ƙarfi da ɗanɗano a cikin masana'antar haɗaɗɗun kwayoyin halitta, kuma ana amfani dashi a cikin kera magunguna, magungunan kashe qwari, masu hana polymerization, makamashi mai ƙarfi, rubberizers, da sauransu.
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Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
Siffar sa wani ruwa ne mara launi mai kamshi. Mai narkewa a cikin ruwa, mai narkewa a cikin ethanol, ether da chloroform. An yi amfani da shi a cikin ƙwayoyin halitta don shirya magunguna, magungunan kashe qwari, kayan yaji da dyes, da dai sauransu.
Akwai hanyoyi da yawa na kira don chloroacetone. Hanyar chlorination acetone a halin yanzu ita ce babbar hanyar da ake amfani da ita wajen samar da gida. Ana samun Chloroacetone ta hanyar chlorinating acetone a gaban calcium carbonate, wakili mai ɗaure acid. Ƙara acetone da calcium carbonate a cikin reactor bisa ga wani nau'in ciyarwa, motsawa don samar da slurry, da zafi zuwa reflux. Bayan dakatar da dumama, wuce cikin iskar chlorine na kimanin sa'o'i 3 zuwa 4, kuma ƙara ruwa don narkar da sinadarin calcium chloride. Ana tattara ruwan mai, sannan a wanke, a bushe, kuma a distilled don samun samfurin chloroacetone.
Halayen ajiya da sufuri na chloroacetone
Gidan ajiyar yana samun iska kuma an bushe shi a ƙananan zafin jiki; ana kiyaye shi daga buɗaɗɗen harshen wuta da yanayin zafi, kuma ana adana shi kuma ana jigilar shi daban daga albarkatun abinci da oxidants.
Yanayin ajiya: 2-8°C -
Propylene glycol CAS: 57-55-6
Sunan kimiyya na propylene glycol shine "1,2-propanediol". Abokin tseren ruwa ne mai ɗanɗano ruwa mai ɗanɗano mai ɗanɗano ɗan yaji. Yana da miskible a cikin ruwa, acetone, ethyl acetate da chloroform, kuma mai narkewa a cikin ether. Mai narkewa a cikin mai da yawa masu mahimmanci, amma ba za a iya jurewa tare da ether petroleum, paraffin da maiko ba. Yana da ɗan kwanciyar hankali ga zafi da haske, kuma ya fi kwanciyar hankali a ƙananan yanayin zafi. Propylene glycol za a iya oxidized zuwa propionaldehyde, lactic acid, pyruvic acid da acetic acid a high yanayin zafi.
Propylene glycol diol ne kuma yana da kaddarorin barasa na gabaɗaya. Yana amsawa da Organic acid da inorganic acid don samar da monoesters ko diesters. Yana amsawa tare da propylene oxide don samar da ether. Yana amsawa da hydrogen halide don samar da halohydrins. Yana amsawa tare da acetaldehyde don samar da methyldioxolane.
A matsayin wakili na bacteriostatic, propylene glycol yayi kama da ethanol, kuma ingancinsa a cikin hana mold yayi kama da na glycerin kuma dan kadan kadan fiye da na ethanol. Ana amfani da propylene glycol a matsayin filastik a cikin kayan shafa na fim mai ruwa. Cakuda daidaitattun sassa tare da ruwa na iya jinkirta hydrolysis na wasu kwayoyi da kuma ƙara kwanciyar hankali na shirye-shirye.
Ruwa mara launi, danko da karko mai shayar da ruwa, kusan mara dadi da wari. Miscible da ruwa, ethanol da daban-daban Organic kaushi. Ana amfani da shi azaman albarkatun ƙasa don resins, plasticizers, surfactants, emulsifiers da demulsifiers, kazalika da maganin daskarewa da masu ɗaukar zafi.
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Benzoic acid CAS: 65-85-0
Benzoic acid, wanda kuma aka sani da benzoic acid, yana da tsarin kwayoyin halitta na C6H5COOH. Shi ne mafi sauƙin aromatic acid wanda ƙungiyar carboxyl ke haɗa kai tsaye zuwa carbon atom na zoben benzene. Wani fili ne da aka kafa ta maye gurbin hydrogen akan zoben benzene tare da ƙungiyar carboxyl (-COOH). Ba shi da launi, lu'ulu'u marasa wari. A narkewa batu ne 122.13 ℃, da tafasar batu ne 249 ℃, da dangi yawa ne 1.2659 (15/4 ℃). Yana girma da sauri a 100 ° C, kuma tururinsa yana da ban tsoro kuma yana iya haifar da tari cikin sauƙi bayan shakarwa. Dan kadan mai narkewa cikin ruwa, mai sauƙin narkewa a cikin abubuwan kaushi na halitta kamar ethanol, ether, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride da Pine Chemicalbook tanadin mai. Ya wanzu ko'ina cikin yanayi a cikin nau'in acid kyauta, ester ko abubuwan da suka samo asali. Alal misali, yana samuwa a cikin nau'i na acid free da benzyl ester a cikin benzoin danko; yana samuwa a cikin sigar kyauta a cikin ganye da haushi na wasu tsire-tsire; yana wanzuwa a cikin kamshi Yana wanzu a cikin nau'in methyl ester ko benzyl ester a cikin mahimman mai; yana wanzuwa a cikin nau'in acid na hippuric wanda ya samo asali a cikin fitsarin doki. Benzoic acid acid ne mai rauni, mai ƙarfi fiye da fatty acids. Suna da kaddarorin sinadarai iri ɗaya kuma suna iya samar da gishiri, esters, acid halides, amides, acid anhydrides, da sauransu, kuma ba su da sauƙi. Halin maye gurbin electrophilic zai iya faruwa akan zoben benzene na benzoic acid, galibi yana samar da samfuran maye gurbin meta.
Benzoic acid yawanci ana amfani dashi azaman magani ko abin adanawa. Yana da tasiri na hana ci gaban fungi, kwayoyin cuta, da mold. Idan aka yi amfani da shi a magani, ana shafa shi a fata don magance cututtukan fata kamar tsutsotsi. Ana amfani da shi a cikin zaruruwan roba, resins, sutura, roba, da masana'antar taba. Da farko, an samar da benzoic acid ta hanyar carbonization na benzoin danko ko hydrolysis na littafin sinadarai tare da ruwan alkaline. Hakanan ana iya samar da shi ta hanyar hydrolysis na acid hippuric. A masana'antu, ana samar da benzoic acid ta hanyar iskar oxygenation na toluene a gaban masu kara kuzari kamar cobalt da manganese; ko kuma an samar da shi ta hanyar hydrolysis da decarboxylation na phthalic anhydride. Ana iya amfani da Benzoic acid da gishirin sodium a matsayin magungunan kashe qwari a cikin latex, man goge baki, jam ko wasu abinci, kuma ana iya amfani da su azaman mordants don rini da bugu. -
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.
