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Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), nke a na-akpọkwa diethylenetriaminepentacetic acid, bụ ezigbo ihe na-eme ka aminocarboxylic dị mgbagwoju anya ma nwee ike chelating siri ike. Ihe mgbagwoju anya ọ na-emepụta na ọtụtụ cations ka mma karịa nke ethylenediaminetetraacetic acid. Chelate kwekọrọ na ya kwesịrị ịdịgide.
Dịka ihe na-eme ka ihe dị mma nke na-arụ ọrụ nke ọma, enwere ike iji diethylene triamine pentaacetic acid mee ihe na ihe ndị na-egbochi agba na mmepụta eriri acrylic, ụlọ ọrụ akwụkwọ, ihe na-eme ka mmiri dị nro, ihe enyemaka ákwà, ihe ndị na-eme ka ihe dị nro dị ka chelating titrants, foto agba na ụlọ ọrụ nri. A na-ejikwa ya na ihe ndị dị n'ụwa nke na-adịghị ahụkebe, a na-ejikwa ya eme ihe nke ukwuu na nkewa na mmepụta ugbo.
Ngwaahịa a bụ kristal ọcha ma ọ bụ ntụ ntụ kristal. Ebe agbaze agbaze 230 ℃ (ire ere), a na-agbaze ya na mmiri ọkụ na mmiri alkali, a na-agbaze ya ntakịrị na mmiri oyi, a naghị agbaze ya na ihe ndị na-agbaze ihe dị ndụ dịka alcohol ethers. -
DIALYL ISOPHTHALATE CAS: 1087-21-4
DIALYL ISOPHTHALATE CAS: 1087-21-4，A makwaara ya dị ka ihe na-eme ka ọkwa anọ dị.Ọ bụ nke ihe ndị na-eme ka propyl ester dị n'ime ya.
Polymers Diallyl isophthalate yiri nnọọ nke ọma n'ihe gbasara nkwadebe, àgwà na ojiji na polima diallyl isophthalate akọwara n'elu. Ihe e ji akpụ ihe ndị e ji diallyl isophthalate mee dị oke ọnụ mana ha na-enye nkwụsi ike okpomọkụ ka mma (nwere ike iguzogide okpomọkụ ruo ihe dị ka 220°C ruo ogologo oge) ma na-eguzogide ihe ndị na-agbaze ihe ndị sitere n'okike.
Ọ bụ mmiri mmanụ odo odo dị mfe. Ọ na-esi ntakịrị isi. A na-agwakọta ya na ethanol, mmiri anaghị agbaze.
A na-ejikarị ya eme nnyocha biochemical. Nchikota Organic. Nkwadebe nke resin okpomọkụ dị elu. -
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
Ntụ ntụ kristal ọcha. Ọ na-agbaze ngwa ngwa na ihe mgbaze organic, na-agbaze asịd na alkali, mana ọ naghị agbaze na mmiri. A na-eji ya dị ka agba etiti.
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N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-Dimethylbenzylamine CAS: 103-83-3
A na-ejikarị N,N-dimethylbenzylamine eme ihe dị ka ihe na-eme ka ihe dị n'ime ihe ndị sitere n'okike na ihe na-akpali akpali maka mmepụta nke ụfụfụ polyurethane na resin epoxy. Ọ na-emeghachi omume na Os3(CO) iji mepụta otu triosmium.
N,N dimethylbenzylamine dị na methanol-tetra-N-butyl ammonium fluoroborate na methanol-potassium hydroxide. A na-eji ya eme ihe na njikọ nke bis[(N,N-dimethylamino)benzyl]selenoether. A pụkwara iji ya dị ka ihe na-eme ka ihe dị n'etiti ihe ndị dị ndụ, ihe na-eme ka mmiri ghara ịdị n'ime mmiri, ihe na-echebe ihe, ihe na-eme ka acid ghara ịdị n'ime mmiri, wdg.
Ọ bụ mmiri ọkụ na-enweghị agba ruo na odo odo. Ọ na-esi isi dị ka ammonia. Ọ na-agbaze ngwa ngwa na ethanol na ether, ọ naghị agbaze na mmiri.
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4-Methyldiphenylamine CAS: 620-84-8
4-Methyldiphenylamine CAS: 620-84-8
Ihe ndị e ji emepụta ihe ndị dị ndụ: cycloalkylamines, aromatic monoamines, aromatic polyamines na ihe ndị e ji emepụta ha na nnu. Ọdịdị ya bụ kristal ọcha. A na-ejikarị ya eme ihe maka njikọta ihe ndị dị ndụ, imepụta ihe ndị dị ndụ na ọgwụ ndị na-arụ ọrụ, yana fotochemistry na mmiri mmiri kristal. A naghị agbaze na mmiri. A na-agbaze na benzene, toluene, methanol, ethanol. Maka ọnọdụ nchekwa, Debe ya n'ebe gbara ọchịchịrị, Emechiri ya na akọrọ, Okpomọkụ ụlọ.
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N,N-Dimethylacetamide CAS: 127-19-5
N,N-Dimethylacetamide CAS: 127-19-5
Njirimara Kemịkalụ: Njirimara kemịkalụ ahụ yiri nnọọ N,N-dimethylformamide, ọ bụkwa ihe mgbaze amide na-anọchite anya ya. Ọ bụrụ na enweghị acid ma ọ bụ alkali, ọ gaghị ere mgbe a na-ekpo ọkụ ruo mgbe ọ na-esi n'okpuru nrụgide nkịtị, yabụ enwere ike ịgbaze ya n'okpuru nrụgide nkịtị. Ọkwa hydrolysis na-adị nwayọ. Mgbe a na-ekpo ọkụ N,N-dimethylacetamide nwere 5% mmiri na 95°C ruo awa 140, naanị 0.02% ka a na-agbanwe hydrolyzed. Agbanyeghị, n'ihu acid na alkali, ọnụego hydrolysis na-abawanye. Saponification na-eme mgbe a na-ekpo ọkụ n'ihu alkali siri ike.
ngwa
1. Dimethylacetamide nke ọgwụ etiti bụ ihe dị mkpa maka ọgwụ ma a na-ejikarị ya eme ihe n'ịmepụta amoxicillin, cephalosporins na ọgwụ ndị ọzọ. Dịka ihe mgbaze ma ọ bụ cocatalyst, dimethylacetamide nwere ike ime ka mma ngwaahịa na mmepụta ya ka mma ma e jiri ya tụnyere ihe mgbaze organic ọdịnala. Na 2000, ọchịchọ maka dimethylacetamide na ụlọ ọrụ ọgwụ dị ihe dị ka 6kt. Ọchịchọ maka dimethylacetamide na 2006 dị ihe dị ka 9.6kt. 2. Mmepụta eriri acrylic Na mmepụta nke eriri acrylic, ụfọdụ na-eji ụzọ dimethylacetamide. Ugbu a, mmepụta eriri acrylic n'ụlọ Chemicalbook gụnyere usoro nzọụkwụ abụọ nke sodium thiocyanate, usoro otu nzọụkwụ dimethylformamide na usoro mmiri mmiri organic dimethylacetamide dịka ihe mgbaze si dị. Site n'echiche nke njirimara usoro na akụrụngwa, oriri ihe, mmetụta gburugburu ebe obibi, mma ngwaahịa, Ọtụtụ ihe dị ka arụmọrụ mgbe nhazi gasịrị, ọnụego mpaghara na mmepe mba ọzọ emeela ka nyocha ngwa na mbọ nkwalite dịkwuo elu. Ejiri Dimethylacetamide mee ihe dị ka ntụnyere zuru oke. E jiri usoro nzọụkwụ abụọ nke sodium thiocyanate na usoro mmiri mmiri dimethylacetamide mee ihe. Mmepe kachasị mma. Ugbu a, ọtụtụ ntinye eriri acrylic na China na-eji usoro mmiri mmiri eme ihe site na iji dimethylacetamide dị ka ihe mgbaze. -
Mmanya Allyl CAS: 107-18-6
Mmanya Allyl CAS: 107-18-6
okike
Mmiri mmiri na-enweghị agba nwere isi mọstad na-esi ísì ụtọ. Njupụta dị n'etiti o. 8520. Ebe oyi na-atụ -129℃. Ebe esi mmiri 96.9℃. Okpomọkụ dị oke mkpa bụ 271.9℃. Ebe ọkụ (iko mechiri emechi) 22.2℃. Ọ na-aghọ vitreous na -190℃. Ndekọ Refractive 1. 4132. A na-agwakọta ya na mmiri, ether, ethanol, chloroform na petroleum ether.
jiri
Ọ bụ ihe dị n'etiti mmepụta glycerin, ọgwụ, ọgwụ nje, ihe na-esi ísì ụtọ na ihe ịchọ mma, ọ bụkwa ihe eji emepụta diallyl phthalate resin na bis (2,3-bromopropyl)fumarate. A na-ejikarị ihe ndị sitere na silane sitere na allyl alcohol na copolymers nwere styrene eme ihe n'ihe mkpuchi na iko.
ụlọ ọrụ eriri. Enwere ike iji Allyl urethane mee ihe na mkpuchi polyurethane na ụlọ ọrụ mmepụta ihe.
nchekwa
Ọ nwere isi pụrụ iche ma nwee ike ịkpasu anya, akpụkpọ ahụ, akpịrị, na akpụkpọ ahụ mucous iwe nke ukwuu. N'ọnọdụ ndị siri ike, ọ nwere ike ibute ìsì. Ịrapara na akpụkpọ ahụ nwere ike ime ka ọ gbanwee ọbara ọbara ma mee ka ọ gbaa ọkụ, a na-abanyekwa ya ngwa ngwa site na akpụkpọ ahụ, na-akpata nsogbu imeju, nephritis, hematuria na ihe mgbaàmà ndị ọzọ. Otu n'ime mmanya kacha egbu egbu, LD50 ọnụ na oke bụ 64rng/kg. LD50 ọnụ nkịta 40mg/kg. Oke kachasị anabata n'ikuku n'ebe a na-emepụta ihe bụ 5rng/m3. N'ebe a na-etinye ya, iwe ahụ siri ike nke ukwuu, a pụghịkwa ịnagide ya ruo ogologo oge. Ọ bụrụ na ọ fesa n'akpụkpọ ahụ, sachaa ya na mmiri ma tinye ọgwụ e ji mmanụ mee. Yiri ihe nchebe mgbe ị na-arụ ọrụ. -
Dicyclohexylamine CAS：101-83-7
Dicyclohexylamine CAS：101-83-7
A na-akwadebe Dicyclohexylamine site na iji aniline dị ka ihe eji emepụta ihe ma na-eme ka ọ dị ọcha na okpomọkụ dị elu na nrụgide dị elu n'ihu ihe na-akpali akpali.
A na-ejikarị ya eme ihe dị ka ihe etiti n'ime ihe ndị sitere n'okike, a pụkwara iji ya kwadebe ihe ndị na-agba agba, ihe na-eme ka ihe na-agba ọsọ rọba, agba nitrocellulose, ọgwụ ahụhụ, ihe na-akpali akpali, ihe nchekwa, ihe mgbochi nchara gas na ihe mgbakwunye kemịkalụ antioxidant mmanụ ọkụ, wdg. A na-ejikwa ya dị ka ihe na-ewepụ ntụpọ. Nnu abụba na sulfates nke dicyclohexylamine nwere ihe ndị na-ewepụ ntụpọ nke ncha ma a na-ejikwa ha na ụlọ ọrụ mbipụta, agba agba na ụlọ ọrụ ákwà. A na-eji ihe ndị mejupụtara ígwè ya dị ka ihe na-akpali akpali maka ink na agba.
Mmiri mmanụ na-enweghị agba na nke na-apụta ìhè, nwere isi ammonia na-esi ísì ụtọ. Ọ na-agbaze ntakịrị na mmiri, a na-agwakọta ya na ihe ndị na-agbaze ihe dị ndụ. -
N-Methylformamide(NMF) CAS: 123-39-7
N-Methylformamide(NMF) CAS: 123-39-7
N-methylformamide dị ọcha bụ mmiri mmiri na-enweghị agba, doro anya ma na-agbaze agbaze, mp-3.8℃, bp198℃, n25D 1.4310, njupụta dị n'etiti 0.9986 (25℃), a na-agbaze na mmiri, nwekwara ike ịgbaze nnu ndị na-adịghị n'ime ahụ, ọ na-adịkwa hygroscopic. Ọ na-agbaze ngwa ngwa na ngwọta acidic ma ọ bụ alkaline.
N-methylformamide bụ ihe dị mkpa e ji emepụta ihe ndị sitere n'okike. A na-eji ya eme ihe n'ịmepụta ọgwụ ahụhụ, ọgwụ ahụhụ na acaricides dịka monoformamidine na diformamidine. A na-ejikwa ya eme ihe n'ịmepụta ọgwụ, akpụkpọ anụ e ji emepụta ihe, akpụkpọ anụ e ji emepụta ihe, nakwa dị ka ihe mgbaze maka ákwà eriri kemịkalụ.
Usoro mmepụta 1. A na-emepụta usoro Methylamine site na mmeghachi omume nke methylamine na carbon monoxide. 2. A na-enweta usoro Methylformate site na mmeghachi omume nke methylformate na methylamine. 3. A na-enweta ya site na mmeghachi omume nke ethyl formate na methylamine. Tinye ethyl formate n'ime reactor, tinye mmiri mmiri methylamine n'okpuru oyi, ma weghachite mmeghachi omume ahụ na 40°C. Mgbe ahụ, a hapụrụ ya ruo ụbọchị atọ, a na-enwetakwa ethanol n'okpuru nrụgide dị ala iji nweta ngwaahịa dị nro. A na-enweta ngwaahịa emechara site na distillation n'okpuru nrụgide dị ala.
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CAS 3-Dimethylaminopropylamine: 109-55-7
Diamine bụ otu n'ime ihe ndị dị mkpa nke kemịkalụ a na-ejikarị eme ihe dị ka ihe ndị e ji emepụta ihe, ihe ndị na-emepụta ihe ma ọ bụ ngwaahịa. Dịka ọmụmaatụ, diamine bụ otu n'ime ihe ndị dị mkpa n'ime mmepụta nke polyamide na mmeghachi omume polymerization condensation ndị ọzọ. N,N-dimethyl-1Chemicalbook,3-diaminopropane (DMAPA) bụ ihe dị mkpa n'etiti, nke a na-eji dịka ọmụmaatụ na nkwadebe ụlọ ọrụ mmepụta ihe nke mmanụ. Na mgbakwunye, a na-eji DMAPA eme ihe dị ka ihe e ji emepụta ihe maka nkwadebe nke coagulants ma n'onwe ya kwesịrị inwe ihe ndị na-egbochi corrosion.
Ọ bụ mmiri mmiri na-enweghị agba. Ọ na-agbaze na mmiri na ihe mgbaze organic. A na-ejikarị ya eme ihe maka imepụta ihe ịchọ mma, dịka palmitamide dimethylpropylamine, cocamidopropyl betaine, mmanụ mink amidopropylamine, wdg.
Site na iji dimethylaminopropionitrile [1738-25-6] dị ka ihe e ji arụ ọrụ, a na-etinye hydrogenation na methanol n'ihu ihe na-akpali akpali nke Ni-Al, wee tee ma gbazee ya iji nweta ngwaahịa 3-dimethylaminopropylamine emechara. Ịdị ọcha nke ngwaahịa enwetara nwere ike iru ihe karịrị 99%, otu tọn nke ngwaahịa ọ bụla na-eri 1150kg nke dimethylaminopropionitrile. -
2-(N-Ethyl-m-toluidino)ethanol CAS: 91-88-3
N-ethyl-N-hydroxyethyl m-toluidine (2-(Ethyl(m-tolyl)amino)ethanol) bụ mmiri odo odo dị mfe ma bụrụkwa ihe na-agba agba. A na-eji ya emepụta agba cationic, dị ka cationic red 6B. A na-ejikwa ya dị ka ihe eji emepụta agba na ọgwụ.
Ojiji: 1. Agba etiti.
Nke abụọ, a na-eji ya emepụta agba cationic, dị ka cationic red 6B.
3. A na-eji ya eme ihe maka imepụta ndị na-emepụta agba na ọgwụ.
usoro mmepụta
1. usoro m-toluidine
A na-eji m-toluidine na ethyl iodide emepụta ya dị ka ihe ndị e ji arụ ọrụ.
Usoro abụọ, N-ethyl m-toluidine
A na-akwadebe ya site na iji N-ethyl m-toluidine dị ka ihe eji emepụta ihe ma na-emeghachi omume na chloroethanol (ma ọ bụ ethylene oxide).
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N,N-Dimethylformamide CAS 68-12-2
Dimethylformamide bụ mmiri mmiri na-enweghị agba na nke na-apụta ìhè. Ọ bụghị naanị na ọ bụ kemịkalụ a na-eji eme ihe nke ọma, kamakwa ọ bụ ihe mgbaze dị mma nke nwere ọtụtụ ojiji. Dimethylformamide bụ ihe dị mkpa maka ọgwụ, kemịkalụ, akpụkpọ anụ na ụlọ ọrụ ndị ọzọ.
A na-akpọ Dimethylformamide DMF. Ọ bụ ngwakọta ebe a na-eji otu dimethylamino dochie otu hydroxyl nke formic acid, yana usoro molekul HCON(CH3)2. Ọ bụ mmiri mmiri na-esi isi nke na-enweghị agba na nke na-apụta ìhè nke nwere isi amine dị nro na njupụta dị ka 0.9445 (25℃). Ebe ịgbaze -61℃. Ebe esi esi 152.8℃. Ebe ọkụ 57.78℃. Njupụta uzuoku 2.51. Nrụgide uzuoku 0.49kpa (3.7mmHg25℃). Ebe ọkụ na-akpaghị aka bụ 445℃. Oke mgbawa nke ngwakọta uzuoku na ikuku bụ 2.2~15.2%. Ikpughe ọkụ na-emeghe na okpomọkụ dị elu nwere ike ibute ọkụ na mgbawa. Ọ nwere ike imeghachi omume ike na acid sulfuric concentrated na nitric acid na-eku ọkụ ma ọbụna gbawaa. A na-agwakọta ya na mmiri na ọtụtụ ihe mgbaze organic. Ọ bụ ihe mgbaze a na-ahụkarị maka mmeghachi omume kemịkalụ. Dimethylformamide dị ọcha enweghị isi ọ bụla, mana ọkwa ụlọ ọrụ ma ọ bụ dimethylformamide mebiri emebi nwere isi azụ n'ihi na o nwere ihe adịghị ọcha dimethylamine. Aha ya sitere na eziokwu ahụ bụ na ọ bụ ihe nnọchi dimethyl nke formamide (amide nke formic acid), otu methyl abụọ ahụ dịkwa na atọm N (nitrogen). Dimethylformamide bụ ihe mgbaze aprotic polar (hydrophilic) nke nwere ebe esi mmiri, nke nwere ike ịkwalite usoro mmeghachi omume SN2. A na-eme Dimethylformamide site na formic acid na dimethylamine. Dimethylformamide anaghị akwụsi ike (karịsịa n'oge okpomọkụ dị elu) n'ihu ntọala siri ike dị ka sodium hydroxide ma ọ bụ asịd siri ike dị ka hydrochloric acid ma ọ bụ sulfuric acid, ọ na-agbanwekwa ka ọ bụrụ formic acid na dimethylamine.
Ọ na-adịgide nke ọma n'ikuku ma mgbe ọ na-ekpo ọkụ ruo mgbe ọ ga-esi. Mgbe okpomọkụ dị elu karịa 350°C, ọ na-efunahụ mmiri ma na-emepụta carbon monoxide na dimethylamine. N,N-dimethylformamide bụ ezigbo ihe mgbaze aprotic polar nke nwere ike ịgbaze ọtụtụ ihe ndị dị ndụ na nke na-adịghị ahụkebe ma na-agwakọta ya na mmiri, alcohols, ethers, aldehydes, ketones, esters, halogenated hydrocarbons na aromatic hydrocarbons. . Mkpụta methyl gbara akụkụ nke molekul N,N-dimethylformamide gburugburu, na-emepụta ihe mgbochi Chemicalbook nke na-egbochi ion na-adịghị mma ịbịaru nso ma na-ejikọta naanị ion dị mma. Anions efu na-arụ ọrụ karịa anions solvated. Ọtụtụ mmeghachi omume ionic dị mfe ime na N,N-dimethylformamide karịa na protic solvents n'ozuzu. Dịka ọmụmaatụ, carboxylates na halogenated hydrocarbons na-emeghachi omume na N,N-dimethylformamide na okpomọkụ ụlọ. , nwere ike ịmepụta esters nwere nnukwu mkpụrụ, ọ dịkwa mma karịsịa maka njikọta nke esters ndị a na-egbochi sterically.
