-
N-Isopropylhydroxylamine CAS: 5080-22-8
N-Isopropylhydroxylamine waa dareere aan midab lahayn oo leh ur ammonia ah oo xooggan.
- Waxay ku milmay biyaha iyo inta badan dareerayaasha organic, laakiin aan lagu milmin dareeraha aan polarka ahayn.
- Waa nucleophile oo leh falcelin dheeri ah oo ku saabsan isku-dhisyada sida esters, aldehydes, iyo ketones.
isticmaal:
- N-Isopropylhydroxylamine waxaa inta badan loo isticmaalaa falcelinta synthesis organic, gaar ahaan sida reagent amination.
Waxaa loo isticmaali karaa in lagu farsameeyo waxyaabaha amination ee aldehydes, ketones, iyo esters, iyo ka qayb qaadashada falcelinta baaskiilka qaarkood.
- Waxa kale oo loo isticmaali karaa sida reagent yaraynta si loo sameeyo falcelinta dhimista ee synthesis organic.
Habka diyaarinta:
Habka diyaarinta ee caadiga ah ee N-isopropylhydroxylamine waa in la sameeyo falcelin amidation ah oo ku saabsan khamriga isopropyl si loo helo N-isopropylisopropylamide, ka dibna la isticmaalo gaaska ammonia si uu ugu dhaqmo si uu u dhaliyo N-isopropylhydroxylamine.
Macluumaadka Amniga:
- N-Isopropylhydroxylamine waa walax daxalaysa oo keeni karta xanaaq iyo gubasho maqaarka iyo indhaha.
- Xidho galoofyada ilaalinta, muraayadaha indhaha iyo qalabka kale ee ilaalinta shakhsi ahaaneed markaad isticmaalayso.
- Ku isticmaal meel hawo fiican leh oo iska ilaali in aad neefsato uumiga.
-
2,6-Dimethylaniline CAS 87-62-7
2,6-Dimethylaniline waa dareere yar oo huruud ah oo cufan qaraabo ah 0.973. Waa mid aan lagu milmin biyaha, ku milma khamriga, ether, iyo milanka hydrochloric acid.
Dariiqyada isku-dhafka ah ee 2,6-dimethylaniline inta badan waxaa ka mid ah 2,6-dimethylphenol aminolysis habka, habka o-methylaniline alkylation, habka aniline methylation, habka nitration m-xylene disulfonation habka iyo habka disulfonation m-xylene. Habka dhimista nitration toluene, iwm.
Alaabtani waa dhex dhexaad muhiim u ah soo saarista sunta cayayaanka iyo daawooyinka, waxaana sidoo kale loo isticmaali karaa sida alaabta ceeriin ee alaabta kiimikada sida midabaynta. Ku guba holac furan; waxay ka falcelisaa oksidayaasha; waxay qurxisaa qiiqa oksaydhka nitrogen ee sunta ah oo leh kulayl sare.
-
2,4-Dimethyl aniline CAS 95-68-1
.
2,4-Dimethyl aniline CAS 95-68-1
Waa dareere saliid leh oo aan midab lahayn. Midabku wuxuu ku qotomaa iftiinka iyo hawada. Waxoogaa ku milmay biyaha, ku milmay ethanol, ether, benzene iyo xalal acid.
2,4-Dimethylaniline waxaa lagu helaa nitration of m-xylene si loo helo 2,4-dimethylnitrobenzene iyo 2,6-dimethylnitrobenzene. Distillation ka dib, 2,4-dimethylnitrobenzene ayaa la helay. Alaabada waxaa lagu helaa hoos u dhigista hydrogenation katalytic ee benzene. Waxa loo istcimaalaa dhex-dhexaadinta sunta cayayaanka, dawooyinka iyo midabaynta.Ku gubta ololka furan; waxay la shaqeysaa oksidayaasha; waxay qurxisaa qiiqa oksaydhka nitrogen ee sunta ah oo leh kulayl sare. Inta lagu jiro kaydinta iyo gaadiidka, bakhaarku waa in la sii daayo oo la qalajiyo heerkul hooseeya; u kaydi si gooni ah asiidhyada, oksaydhiyeyaasha, iyo cuntada lagu daro.
-
1- (Dimethylamino) tetradecane CAS 112-75-4
1- (Dimethylamino) tetradecane CAS 112-75-4
Muuqashada waa dareere hufan. Biyo aan milmin oo cufan ka yar biyaha. Sidaa awgeed biyaha dul sabeynaya. Xidhiidhku wuxuu ka xanaajin karaa maqaarka, indhaha iyo xuubabka. Waxay noqon kartaa sun marka la nuugo, la nuugo ama maqaarka la nuugo.
Waxa loo isticmaalaa in lagu sameeyo kiimikooyin kale
Xaaladaha kaydinta: Ku hay meel qabow, qalalan, meel mugdi ah weel si adag u xiran ama dhululubo. Ka fogow agabka aan ku habboonayn, ilaha dabka iyo shakhsiyaadka aan tababaran. Ammaan oo ku calaamadee aagga. Ka ilaali weelasha/dhululufyada waxyeellada jireed.
-
Triethylamine CAS: 121-44-8
Triethylamine (qaacadaha kelli: C6H15N), oo sidoo kale loo yaqaan N,N-diethylethylamine, waa amine-ka ugu fudud homo-trisubstituted jaamacadeed wuxuuna leeyahay sifooyinka caadiga ah ee aminyada jaamacadeed, oo ay ku jiraan samaynta cusbada, oksaydhka, iyo triethyl Kiimikada amine. Tijaabi (Hisbergreaction) jawaab la'aan. Waxay u egtahay dareere hufan oo huruud ah oo aan midab lahayn ama iftiin leh oo leh ur ammonia xoog leh oo sigaar yar hawada ku jira. Waxoogaa ku milmay biyaha, ku milmay ethanol iyo ether. Xalka aqueous waa alkaline. Sun ah oo aad u xanaaqsan.
Waxaa lagu heli karaa falcelinta ethanol iyo ammonia ee joogitaanka hydrogen ee reactor ku qalabaysan kicinta naxaasta-nickel-dhoobada ee xaaladaha kuleylka (190 ± 2 ° C iyo 165 ± 2 ° C). Dareen-celinta waxay sidoo kale soo saari doontaa monoethylamine iyo diethylamine. Ka dib marka la nuugo, badeecada waxaa lagu buufiyaa ethanol oo la nuugo si loo helo triethylamine ceeriin. Ugu dambeyntii, ka dib kala-soocidda, fuuq-baxa iyo jajabnaanta, triethylamine saafi ah ayaa la helaa.
Triethylamine waxaa loo isticmaali karaa sida dareere iyo walxo ceeriin ah oo ku jira warshadaha isku-dhafka dabiiciga ah, waxaana sidoo kale loo isticmaalaa soo saarista daawooyinka, sunta cayayaanka, polymerization inhibitors, shidaalka tamarta sare leh, rubberizers, iwm.
-
Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
Muuqaalkiisu waa dareere aan midab lahayn oo leh ur xun. Ku milmay biyaha, ku milma ethanol, ether iyo chloroform. Loo isticmaalo isku-dhafka dabiiciga ah si loogu diyaariyo daroogooyinka, sunta cayayaanka, uunsiga iyo midabaynta, iwm.
Waxaa jira habab badan oo isku dhafan oo loogu talagalay chloroacetone. Habka chlorination acetone hadda waa habka ugu weyn ee loo isticmaalo wax soo saarka gudaha. Chloroacetone waxaa lagu helaa chlorinating acetone iyadoo ay jirto joogitaanka calcium carbonate, wakiilka asiidh-xidha. Ku dar acetone iyo kaarboonayt kaalshiyamka dab-dhaliye si waafaqsan saamiga quudinta, walaaq si aad u sameysid slurry, iyo kulayl si ay dib ugu soo noqoto. Ka dib markaad joojiso kuleylka, ku shub gaaska koloriin ilaa 3 ilaa 4 saacadood, oo ku dar biyo si aad u milmaan chloride calcium ee la soo saaray. Lakabka saliidda waa la ururiyaa, ka dibna waa la dhaqaa, fuuqbaxa, oo la nadiifiyaa si loo helo alaabta chloroacetone.
Kaydinta iyo sifooyinka gaadiidka ee chloroacetone
Bakhaarku waa hawo iyo engejiyey heerkul hoose; waxay ka ilaalisaa ololka furan iyo kulaylka sareeyo, waxaana lagu kaydiyaa oo loo qaadaa si gooni ah oo ka duwan alaabta ceeriin ee cuntada iyo oksaydhiyeyaasha.
Xaaladaha kaydinta: 2-8°C -
Propylene glycol CAS: 57-55-6
Magaca sayniska ee propylene glycol waa "1,2-propanediol". Saaxiibka tartanka waa dareere viscopic ah oo leh dhadhan basbaas ah. Waxay ku dhex milmi kartaa biyaha, acetone, ethyl acetate iyo chloroform, waxayna ku milmi kartaa ether. Ku milmay saliido badan oo lagama maarmaan ah, laakiin aan ku milmi karin ether petroleum, paraffin iyo dufan. Aad bay u deggan tahay kulaylka iyo iftiinka, wayna ku xasilloon tahay kulaylka hooseeya. Propylene glycol waxa lagu oxidized karaa propionaldehyde, lactic acid, pyruvic acid iyo acetic acid heerkulka sare.
Propylene glycol waa diol waxayna leedahay sifooyinka khamriga guud. Waxay ka falcelisaa asiidhyada organic iyo acids inorganic si ay u soo saaraan monoesters ama diesters. Waxay ku falcelisaa propylene oxide si ay u dhaliso ether. Waxay ku falcelisaa halide hydrogen si ay u dhaliso halohydrins. Waxay la falgashaa acetaldehyde si ay u samayso methyldioxolane.
Sida wakiilka bacteriostatic, propylene glycol waxay la mid tahay ethanol, iyo waxtarkeeda joojinta caaryada waxay la mid tahay tan glycerin oo wax yar ka hooseysa kan ethanol. Propylene glycol waxaa caadi ahaan loo isticmaalaa sidii balaastiig ahaan alaabta daahan filimada aqueous. Isku darka qaybo siman oo biyo ah ayaa dib u dhigi kara hydrolysis ee daawooyinka qaarkood waxayna kordhiyaan xasilloonida diyaarinta.
Midab la'aan, viscous iyo dareere biyaha nuugaya deggan, ku dhawaad aan dhadhamin iyo ur lahayn. Biyo, ethanol iyo dareerayaal dabiici ah oo kala duwan. Waxa loo isticmaalaa sida walxo ceeriin ah resins, balaastikada, surfactants, emulsifiers iyo demulsifiers, iyo sidoo kale ka-hortagayaasha iyo kulaylka.
-
Benzoic acid CAS: 65-85-0
Benzoic acid, oo sidoo kale loo yaqaano benzoic acid, ayaa leh qaacido molecular oo ah C6H5COOH. Waa aashitada udgoonka ugu fudud oo kooxda karboksyl ay si toos ah ugu xidhan tahay atamka kaarboon ee giraanta benzene. Waa iskudhis la sameeyay iyada oo lagu beddelayo hydrogen giraanta benzene iyada oo la adeegsanayo koox kaarboxyl ah (-COOH). Waa bilaa midab, kiristaalo aan ur lahayn. Barta dhalaalka waa 122.13 ℃, barta karkarinta waa 249 ℃, iyo cufnaanta qaraabada waa 1.2659 (15/4 ℃). Si degdeg ah ayey ugu hoos baxdaa 100°C, uumigeedu aad buu u xanaaqaa wuxuuna si fudud u keeni karaa qufac ka dib neefsashada. Waxoogaa ku milmay biyaha, si fudud ugu milmi kara dareerayaasha organic sida ethanol, ether, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride iyo geedka kaydinta shidaalka. Waxay si ballaaran ugu jirtaa dabeecadda qaabka aashitada xorta ah, ester ama asalkeeda. Tusaale ahaan, waxay u jirtaa qaab aashito bilaash ah iyo benzyl ester ee xanjada benzoin; waxay ku jirtaa qaab bilaash ah caleemaha iyo jilifka stem ee dhirta qaarkood; waxay ku jirtaa udgoonka Waxay u jirtaa qaabka methyl ester ama benzyl ester ee saliidaha lagama maarmaanka ah; waxay u jirtaa qaab ka mid ah asiidhkeeda hippuric ee ka soo jeeda kaadida faraska. Benzoic acid waa asiidh daciif ah, oo ka xoog badan asiidhka dufanka leh. Waxay leeyihiin sifooyin kiimiko oo isku mid ah waxayna samayn karaan cusbo, esters, halides acid, amides, anhydrides acid, iwm, oo aan si sahal ah oksaydhaysan loo samayn. Dareen-celinta beddelka elektiroonigga ah waxay ku dhici kartaa giraanta benzene ee benzoic acid, inta badan soo saarta badeecooyinka beddelka-meta.
Benzoic acid waxaa inta badan loo isticmaalaa daawo ahaan ama ilaalin ahaan. Waxay leedahay saameyn lagu xakameynayo koritaanka fungi, bakteeriyada, iyo caaryada. Marka dawo ahaan loo isticmaalo, inta badan waxa lagu mariyaa maqaarka si loogu daweeyo cudurrada maqaarka sida gooryaanka. Loo isticmaalo fiilooyinka synthetic, resins, dahaarka, caagga, iyo warshadaha tubaakada. Markii hore, benzoic acid waxaa lagu soo saaray carbonization xanjo benzoin ama hydrolysis of buug kiimikaad leh biyaha alkaline. Waxa kale oo lagu soo saari karaa hydrolysis of hippuric acid. Warshadaha ahaan, aashitada benzoic waxaa soo saara oksaydhka hawada ee toluene iyadoo ay joogaan kiciyayaal sida kobalt iyo manganese; ama ay soo saarto hydrolysis iyo decarboxylation of phthalic anhydride. Benzoic acid iyo milixdeeda soodhiyamka waxa loo isticmaali karaa sida jeermiska bakteeriyada ee cinjirka, dawada cadayga, macaanka ama cuntooyinka kale, waxa kale oo loo isticmaali karaa sidii mordant-ka midabaynta iyo daabacaadda. -
Ethyl N-acetyl-N-butyl-β-alaninate CAS:52304-36-6
BAAPE waa cayayaan aad u balaadhan oo aad waxtar u leh oo iska celisa duqsiga, injirta, qudhaanjada, kaneecada, baranbaro, dhexda, duqsiga, boodada fidsan, boodada ciidda, dhexda ciidda, duqsiga, cicadas, iwm. Saameynteeda celisa waxay socotaa waqti dheer waxaana loo isticmaali karaa xaaladaha cimilada kala duwan. Waa mid kiimiko ahaan degan marka la eego shuruudaha isticmaalka waxayna leedahay xasilooni kulayl sare leh iyo iska caabin dhidid badan. BAAPE waxay si fiican ula jaanqaadi kartaa waxyaalaha la isku qurxiyo iyo daawooyinka sida caadiga ah loo isticmaalo. Waxaa laga samayn karaa xalal, emulsions, boomaato, dahaar, jel, aerosols, gariiradda kaneecada, microcapsules iyo kuwa kale oo gaar ah dawooyinka caasiya, iyo sidoo kale lagu dari karaa alaabta kale. Ama alaabta (sida biyaha musqusha, biyaha kaneecada), si ay u yeelato saameyn celin.
BAAPE waxay leedahay faa'iidooyinka aan lahayn waxyeellooyin sun ah maqaarka iyo xuubabka xuubka, ma laha xasaasiyad, iyo maqaarku ma yeesho.
Guryaha: Dareere hufan oo huruud ah oo aan midab lahayn ama iftiin leh, kaneeco aad u fiican. Marka la barbar dhigo daawada kaneecada caadiga ah (DEET, oo badanaa loo yaqaan DEET), waxay leedahay sifooyinka ugu muhiimsan ee sunta hoose, xanaaq yar, iyo waqti dheer oo celin. , badeecad ku habboon beddelka kaneecada caadiga ah.
Biyo-celisa-celiyaha (BAAPE) ayaa ka waxtar yar DEET-dhaqameedka iska caabinta kaneecada. Si kastaba ha ahaatee, marka la barbardhigo, DEET (IR3535) aad ayey uga yar tahay xanaaqa mana lahan wax maqaar ah.
-
2-Methoxyethanol CAS 109-86-4
Ethylene glycol monomethyl ether (oo loo soo gaabiyo MOE), oo sidoo kale loo yaqaan ethylene glycol methyl ether, waa dareere aan midab lahayn oo hufan, oo lagu khaldi karo biyo, aalkolo, acetic acid, acetone iyo DMF. Sida dareere muhiim ah, MOE waxaa si ballaaran loo isticmaalaa sida dareeraha dufanka kala duwan, acetates cellulose, nitrate cellulose, dheeha alkohol-milmi leh iyo resins synthetic.
Waxaa lagu helaa falcelinta ethylene oxide iyo methanol. Ku dar methanol boron trifluoride ether complex, oo ku dhaaf ethylene oxide 25-30 ° C intaad kareyso. Ka dib marka marinka la dhammeeyo, heerkulku wuxuu si toos ah u kacayaa 38-45 ° C. Xalka falcelinta ka dhalata waxaa lagu daaweeyaa potassium hydrocyanide- Dhex-dhexaadi xalka methanol pH=8-Chemicalbook9. Soo kabso methanol, kala bixi, oo ururi jajabyada ka hor 130°C si aad u hesho badeecada cayriin. Ka dib samee nuugista jajabka, oo soo ururi jajabka 123-125 ° C sida alaabta la dhammeeyey. Wax soo saarka warshadaha, ethylene oxide iyo methanol anhydrous ah ayaa lagaga falceliyaa heerkulka sare iyo cadaadiska iyada oo aan lahayn wax kicin ah, waxaana la heli karaa wax soo saar sare.
Alaabtan waxaa loo isticmaalaa sida dareere ah saliidaha kala duwan, lignin, nitrocellulose, acetate cellulose, dheeha alkolada-milmi leh iyo resins synthetic; sida reagent ee go'aaminta birta, sulfate iyo kaarboon disulfide, sida dareere loogu talagalay dahaarka, iyo cellophane. Xirmooyinka baakadaha, varnishes-dhakhso-qallajinta iyo dhaldhalaalka. Waxa kale oo loo isticmaali karaa sida wakiilka wax geliya iyo wakiilka siman ee warshadaha dheeha, ama caagadeeyaha iyo iftiimiye. Sida dhexdhexaadka ah ee wax soo saarka ee xeryahooda organic, ethylene glycol monomethyl ether waxaa inta badan loo isticmaalaa in synthesize of acetate iyo ethylene glycol dimethyl ether. Sidoo kale waa walxo ceeriin ah oo buug kimiko ah oo loogu talagalay soo saarista caagagga bis (2-methoxyethyl) phthalate. Isku darka ethylene glycol monomethyl ether iyo glycerin (ether: glycerin = 98:2) waa wax lagu daro shidaalka jet military kaas oo ka hortagi kara dhogorta iyo daxalka bakteeriyada. Marka ethylene glycol monomethyl ether loo isticmaalo sidii shidaalka jet-ka-hortagga-ka-hortagga, qaddarka guud ee lagu daro waa 0.15% ± 0.05%. Waxay leedahay hydrophilicity wanaagsan. Waxay isticmaashaa kooxdeeda hydroxyl ee shidaalka si ay ula falgasho cadadka maaddooyinka biyaha ee saliidda. Samaynta ururka dammaanadda hydrogen, oo ay weheliso barta qaboojinta aadka u hooseeya, waxay hoos u dhigtaa barta qaboojinta ee saliidda, taas oo u oggolaanaysa biyuhu inay ku soo qulqulaan baraf. Ethylene glycol monomethyl ether sidoo kale waa wax lagu daro anti-microbial.
-
1,4-Butanediol diglycidyl ether CAS 2425-79-8
1,4-Butanediol glycidyl ether, oo sidoo kale loo yaqaan 1,4-butanediol dialkyl ether ama BDG, waa unug dabiici ah. Waa dareere huruud ah oo aan midab lahayn ama iftiin leh oo leh isbeddel hoose. Waxay ku milmi kartaa inta badan dareerayaasha organic sida ethanol, methanol iyo dimethylformamide. Caadi ahaan loo isticmaalo sida alaabta ceeriin ee kiimikaad iyo dareerayaasha. Waxa kale oo loo isticmaalaa sidii xasiliye dheeha iyo midabada.
1,4-Butanediol glycidyl ether waxaa lagu soo saari karaa esterification of 1,4-butanediol leh methanol ama methanol xal. Xaaladaha falcelinta guud ahaan waxaa lagu fuliyaa cadaadis sare iyo joogitaanka kicinta.
Markaad isticmaalayso 1,4-butanediol glycidyl ether, waa in taxaddar la sameeyaa si looga hortago taabashada maqaarka iyo indhaha. Inta lagu jiro isticmaalka iyo kaydinta, heerkulka sare iyo ilaha dabka waa in laga fogaadaa. Waa in fiiro gaar ah loo yeesho xidhitaanka weelasha kaydinta si looga hortago uumiga iyo daadinta. -
Diethanolamine CAS: 111-42-2
Ethanolamine EA waa sheyga ugu muhiimsan ee ethanol, oo ay ku jiraan monoethanolamine MEA, diethanolamine DEA iyo triethanolamine TEA. Ethanolamine waa dhexdhexaad organic muhiim ah, oo si ballaaran loo isticmaalo surfactants, saabuunta synthetic, lagu daro petrochemicals, xabagta synthetic iyo caag caag ah, dardar-, wakiilada vulcanizing iyo wakiilada xumbo, iyo sidoo kale sifaynta gaaska, nadiifinta dareere ah, Daabacaadda iyo midabaynta, daawada, sunta cayayaanka, dhismaha , warshadaha ciidamada iyo qaybaha kale. Alaabooyinka hoose ee ethanolamine ayaa ah dhexdhexaadin kiimiko oo wanaagsan.
Diethanolamine, oo sidoo kale loo yaqaan bishydroxyethylamine iyo 2,2′-iminobisethanol, waa kiristaalo cad ama dareere aan midab lahayn oo leh hygroscopicity xooggan. Waxay si fudud ugu milmi kartaa biyaha, methanol, ethanol, acetone iyo benzene. Miisaanka (g/100g) ee benzene at 25°C waa 4.2 iyo in ether waa 0.8. Ujeeddadeedu waa: sifeeyaha gaaska, kaas oo nuugi kara kiimikooyinka gaaska acidic ee gaaska, sida carbon dioxide, hydrogen sulfide, sulfur dioxide, iwm. Xalka "Benfield" ee loo isticmaalo warshadaha ammonia synthetic ayaa inta badan ka kooban alaabtan; Waxa kale oo loo isticmaalaa emulsification. Wakiilada, saliidaha, shaambooyinka, dhumucyada, iwm; Dhexdhexaadiyaha isku-dhafka organic, loo isticmaalo in lagu soo saaro alaabta ceeriin ee saabuunta, waxyaalaha lagu ilaaliyo iyo kiimikooyinka maalinlaha ah (sida surfactants); isku dhafka morpholine.
Diethanolamine waxaa loo isticmaalaa sida walxo ceeriin ah oo loogu talagalay kaydiyeyaasha warshadaha dawooyinka. Waxaa loo isticmaalaa sidii wakiilka iskutallaabta ah ee soo saarista xumbo polyurethane adkeysiga sare leh. Waxa lagu qasaa triethanolamine sida saabuunta pistons engine diyaarad. Waxay la falgashaa asiidh dufan leh si ay u samayso alkyl alkyls. Waxa kale oo loo isticmaalaa in alaabta ceeriin synthetic organic, alaabta ceeriin ee surfactants Kiimikada iyo gaaska nuugaya acid, loo isticmaalo sida dhumucyada iyo wax ka beddelka xumbo ee shaambada iyo saabuunta iftiinka, dhex dhexaad u ah warshadaha synthesis organic, iyo warshadaha dawooyinka. Sida dareere, waxaa si weyn loogu isticmaalaa warshadaha dharka, warshadaha qurxinta, beeraha, warshadaha dhismaha iyo warshadaha biraha.
