-
2-Ethylhexylamine CAS: 104-75-6
2-Ethylhexylamine CAS: 104-75-6
Ruwa ne mara launi kuma bayyananne, mai ɗan narkewa cikin ruwa, mai narkewa a cikin ethanol da acetone. Mai ƙonewa. Wanda bai dace ba tare da magunguna masu ƙarfi masu ƙarfi. Ana amfani dashi azaman tsaka-tsaki don magungunan kashe qwari, rini, pigments, surfactants, da maganin kwari. Hakanan za'a iya amfani dashi don samar da stabilizers, masu kiyayewa, emulsifiers, da dai sauransu. Ana samun hanyar shirye-shiryen ta hanyar amsa 2-ethylhexanol tare da ammonia. A cikin nau'in kayan aikin batch, 2-ethylhexylamine, di (2-ethylhexyl) amine, da tris (2-ethylhexyl) amine za a iya samar da su ta juyawa. -
p-Toluenesulfonamide CAS 70-55-3
p-Toluenesulfonamide, kuma aka sani da 4-toluenesulfonamide, p-sulfonamide, toluene-4-sulfonamide, toluenesulfonamide, p-sulfamoyltoluene, wani farin flake ne ko leaf Chemicalbook crystal, da ake amfani da su hada chloramine-T da Chloramphenicol, masana'anta dyes filastik. , roba resins, coatings, disinfectants da itace sarrafa haske, da dai sauransu.
p-Toluenesulfonamide ne m m plasticizer ga thermosetting robobi, dace da phenolic guduro, melamine guduro, urea-formaldehyde guduro, polyamide da sauran resins. Ƙananan adadin haɗuwa na iya inganta iya aiki, yin magani ko da, kuma ya ba samfurin kyakkyawan sheki. p-Toluenesulfonamide ba shi da tasiri mai laushi na filastik filastik, bai dace da polyvinyl chloride da vinyl chloride copolymers, kuma ya dace da wani bangare tare da acetate cellulose, cellulose acetate butyrate da cellulose nitrate.
Hanyar samarwa ta farko tana ƙara wani ɓangare na ruwan HN3 a cikin tukunyar amsawa, yana ƙara p-toluenesulfonyl chloride yayin motsawa, kuma yanayin zafi yana tashi sama da 50 ° C. Bayan yanayin zafi ya faɗi, ana ƙara sauran ruwan ammonia. Amsa a 85~9Chemicalbook0℃ na 0.5h. Halin yana ƙare lokacin da ƙimar pH ta kai 8 zuwa 9. Cool zuwa 20 ° C, tace, kuma wanke kek ɗin tacewa da ruwa don samun ɗanyen samfurin. Sa'an nan samfurin yana canza launin ta hanyar carbon da aka kunna, narkar da shi a cikin alkali, ya rabu da acid, tace kuma ya bushe don samun samfurin.
-
Tosyl chloride CAS 98-59-9
Tosyl chloride CAS 98-59-9
Tosyl chloride (TsCl), azaman samfurin sinadarai mai kyau, ana amfani dashi sosai a cikin rini, magunguna, da masana'antar kashe qwari. A cikin masana'antar rini, an fi amfani da shi don kera masu tsaka-tsaki don tarwatsawa, rini na kankara, da rini na acid; a cikin masana'antar harhada magunguna, ana amfani da Littafin sinadarai galibi don samar da sulfonamides, mesulfonate, da sauransu; a cikin masana'antar magungunan kashe qwari, an fi amfani da shi a cikin samar da mesotrione, sulfotrione, lafiya metalaxyl, da sauransu.
Akwai manyan hanyoyin gargajiya guda biyu don TsCl: 1. Ana samar da shi ta hanyar chlorination acid na toluene da wuce haddi na chlorosulfonic a ƙananan zafin jiki. Wannan hanya tana samar da o-toluenesulfonyl chloride tare da babban abun ciki, kuma p-toluenesulfonyl chloride shine samfurin ta, kuma duka biyu Yana da wuya a rabu kuma yana cinye makamashi mai yawa; 2. Toluene da chlorosulfonic acid kai tsaye chlorinated tare da wuce haddi chlorosulfonic acid a gaban wasu gishiri da kuma a wani zazzabi. Ko da yake wannan hanya yana da mafi girma samfurin rabo na toluenesulfonyl chloride, da tsarkakewa rabo Hanyar da sauki da kuma cinye low makamashi. Duk da haka, saboda in mun gwada da high dauki zafin jiki, da rabu sulfonated man ya ƙunshi high sulfones kuma yana da low amfani darajar. Ainihin jimlar yawan amfanin ƙasa kusan kashi 70 ne kawai a cikin Littafin sinadarai. Bugu da ƙari, duka hanyoyin biyu suna da yawan amfani da albarkatun ƙasa na chlorosulfonic acid kuma sharar sulfuric acid da aka samar ya yi yawa, wanda ba shi da amfani ga amfani da masana'antu da magani. Akwai kuma rahotanni don inganta hanyar. Na farko, da p-toluenesulfonyl chloride a cikin dauki cakuda ne cikakken crystallized a karkashin wasu yanayi da kuma crystal barbashi suna kara girma. Ana amfani da hanyar tacewa kai tsaye ba tare da hydrolysis ba don cire p-toluenesulfonyl chloride daga cakuda. Duk da haka, a halin yanzu akwai wasu matsaloli wajen zaɓar kayan aikin masana'antu kuma zuba jari yana da yawa. Ingantaccen tsari: An zaɓi masu haɓakawa masu dacewa da sauran mafi kyawun yanayin tsari.
Tosyl chloride (TsCl) wani farin kristal ne mai walƙiya tare da wurin narkewa na 69-71°C. Yana da mahimmancin ƙwayar ƙwayar ƙwayar cuta ta tsakiya kuma ana amfani da shi a cikin kira na chloramphenicol, chloramphenicol-T, thiamphenicol da sauran kwayoyi. .
-
Benzyl chloride CAS: 100-44-7
Benzyl chloride CAS: 100-44-7
Benzyl chloride, wanda kuma aka sani da benzyl chloride da toluene chloride, ruwa ne mara launi tare da ƙaƙƙarfan ƙamshi. Yana da wahala tare da kaushi na halitta kamar chloroform, ethanol, da ether. Ba ya narkewa a cikin ruwa amma yana iya ƙafe da tururin ruwa. Tururinsa yana da wasu husuma ga mucosa na idanu kuma iskar gas ce mai ƙarfi. A lokaci guda kuma, benzyl chloride shi ma matsakanci ne a cikin hadakar kwayoyin halitta kuma ana amfani da shi sosai wajen hada dyes, magungunan kashe qwari, turaren roba, kayan wanka, robobi, da magunguna.
Aikace-aikace
Benzyl chloride yana da fa'idar amfani a masana'antu. Ana amfani da shi musamman a fagen magungunan kashe qwari, magunguna, kayan kamshi, kayan rini, da kayan aikin roba. Ana amfani dashi don haɓakawa da samar da benzaldehyde, butyl benzyl phthalate, aniline, phoxim, da benzyl chloride. Penicillin, benzyl barasa, phenylacetonitrile, phenylacetic acid da sauran kayayyakin. Benzyl chloride na cikin rukunin benzyl halide na mahadi masu ban haushi. A cikin sharuddan magungunan kashe qwari, ba za a iya haɗa kai tsaye da organophosphorus fungicides Daifengjing da Isidifangjing Chemicalbook, amma kuma za a iya amfani da a matsayin wani muhimmin albarkatun kasa da yawa sauran tsaka-tsaki, kamar kira na phenylacetonitrile, Benzoyl chloride, m-phenoxybenzaldehyde, da dai sauransu. Bugu da ƙari, ana amfani da benzyl chloride sosai a cikin magani, kayan yaji, kayan aikin rini, resins na roba, da dai sauransu. Yana da mahimmancin tsaka-tsaki a cikin sinadarai da kuma samar da magunguna. Sa'an nan kuma sharar ruwa ko sharar da kamfanoni ke samarwa yayin aikin samarwa babu makawa ya ƙunshi adadi mai yawa na tsaka-tsakin benzyl chloride.
Abubuwan Sinadarai:
Ruwa mara launi da bayyananne tare da ƙaƙƙarfan ƙamshi. Hawaye-firgita. Mai narkewa a cikin kaushi na halitta kamar ether, barasa, chloroform, da sauransu, wanda ba zai iya narkewa cikin ruwa, amma yana iya ƙafe da tururin ruwa.
-
N-Isopropylhydroxylamine CAS: 5080-22-8
N-Isopropylhydroxylamine ruwa ne mara launi tare da kamshin ammonia mai ƙarfi.
- Yana da narkewa a cikin ruwa da mafi yawan kaushi na halitta, amma ba zai iya narkewa a cikin abubuwan da ba na polar ba.
- Nucleophile ne wanda ke da ƙarin halayen ga mahadi irin su esters, aldehydes, da ketones.
amfani:
- N-Isopropylhydroxylamine ne yafi amfani da kwayoyin kira halayen, musamman a matsayin amination reagent.
Ana iya amfani da shi don haɗa samfuran amination na aldehydes, ketones, da esters, da shiga cikin wasu halayen hawan keke.
- Hakanan za'a iya amfani dashi azaman mai rage reagent don aiwatar da ragi a cikin haɗin gwiwar kwayoyin halitta.
Hanyar shiri:
- Hanyar shirye-shiryen gama gari na N-isopropylhydroxylamine shine yin wani abu amidation akan barasa isopropyl don samun N-isopropylisopropylamide, sannan amfani da gas ammonia don yin aiki akan shi don samar da N-isopropylhydroxylamine.
Bayanin Tsaro:
- N-Isopropylhydroxylamine wani abu ne mai lalacewa wanda zai iya haifar da haushi da ƙonewa akan hulɗa da fata da idanu.
- Sanya safar hannu masu kariya, tabarau da sauran kayan kariya na sirri lokacin amfani.
- Yi amfani da shi a wuri mai kyau kuma a guji shakar tururinsa.
-
2,6-Dimethylaniline CAS 87-62-7
2,6-Dimethylaniline wani ruwa ne mai ɗan rawaya mai ɗanɗano tare da ƙarancin dangi na 0.973. Ba shi da narkewa a cikin ruwa, mai narkewa a cikin barasa, ether, kuma mai narkewa a cikin hydrochloric acid.
Hanyoyin kira na 2,6-dimethylaniline sun hada da 2,6-dimethylphenol aminolysis Hanyar, o-methylaniline alkylation Hanyar, aniline methylation Hanyar, m-xylene disulfonation nitration Hanyar da m-xylene disulfonation hanya. Hanyar rage nitration na Toluene, da dai sauransu.
Wannan samfurin shine muhimmin tsaka-tsaki don samar da magungunan kashe qwari da magunguna, kuma ana iya amfani da shi azaman ɗanyen kayan sinadarai kamar rini. Mai ƙonewa ta wurin buɗe wuta; amsawa tare da oxidants; yana lalata hayaki mai guba na nitrogen oxide tare da babban zafi.
-
2,4-Dimethyl aniline CAS 95-68-1
.
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.
-
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.
-
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.
-
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.
-
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.
