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Ethylparaben CAS: 120-47-8
Ethylparaben yog ib qho tshuaj siv dav dav uas yog paraben, nrog rau cov tshuaj lom neeg CₙH₉O₂ thiab qhov hnyav molecular ntawm kwv yees li 164.18 g / mol. Nws zoo li hmoov dawb crystalline thiab yaj tau hauv cawv thiab propylene glycol. Ethylparaben ua haujlwm ua cov tshuaj preservative hauv cov khoom noj, tshuaj pleev ib ce, thiab cov tshuaj, tiv thaiv kev loj hlob ntawm cov kab mob, pwm, thiab poov xab. Nws cov khoom tua kab mob thiab kev lom tsawg ua rau nws yog qhov kev xaiv nrov ntawm cov tuam txhab tsim khoom. Thaum cov neeg siv khoom nrhiav cov kev xaiv uas muaj kev nyab xeeb dua, kev siv ethylparaben tseem yog ib qho kev sib tham txog kev cuam tshuam rau kev noj qab haus huv.
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2-Nitroacetophenone CAS: 577-59-3
2-Nitroacetophenone yog ib qho organic compound nrog cov tshuaj mis C₈H₇N₁O₃, uas muaj ib pawg nitro (-NO₂) thiab ib pawg acetyl (-COCH₃) txuas rau ib lub nplhaib phenyl. Cov khoom siv crystalline daj no feem ntau yog siv rau hauv kev tsim cov organic thiab ua haujlwm ua ib qho tseem ceeb rau ntau yam kev siv, suav nrog kev tsim cov xim thiab tshuaj. Qhov muaj cov pawg nitro ua rau nws cov tshuaj tiv thaiv zoo dua, ua rau nws koom nrog ntau yam tshuaj tiv thaiv. Yog li ntawd, 2-nitroacetophenone tseem ceeb hauv kev txhim kho cov ntaub ntawv ua haujlwm thoob plaws ntau lub lag luam.
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N-Formylmorpholine CAS: 4394-85-8
N-Formylmorpholine yog ib qho organic compound nrog cov mis molecular C₇H₉NO₂. Nws muaj ib lub nplhaib morpholine—ib qho qauv heterocyclic rau-membered uas muaj ib qho oxygen thiab tsib carbon atoms—hloov nrog ib pawg formyl (-CHO). Cov kua no tsis muaj xim rau daj daj feem ntau yog siv ua ib qho nruab nrab hauv kev tsim cov organic thiab ua lub luag haujlwm tseem ceeb hauv kev tsim cov tshuaj, agrochemicals, thiab cov tshuaj zoo. Nws cov khoom siv tshuaj tshwj xeeb ua rau muaj ntau yam kev cuam tshuam, suav nrog nucleophilic substitutions thiab condensation reactions, ua rau nws yog ib qho tshuaj muaj txiaj ntsig hauv ntau yam kev siv hauv kev lag luam.
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3-Aminopropanol CAS: 156-87-6
3-Aminopropanol, tseem hu ua 3-aminopropyl cawv, yog ib qho organic compound nrog cov mis molecular C₃H₉NO. Nws muaj peb-carbon saw nrog ib pawg amino (-NH₂) thiab ib pawg hydroxyl (-OH) ntawm cov pa roj carbon uas nyob ib sab. Cov kua no tsis muaj xim, viscous thiab hygroscopic thiab soluble hauv dej thiab ntau cov organic solvents. 3-Aminopropanol feem ntau yog siv ua ib qho nruab nrab hauv kev tsim cov tshuaj, agrochemicals, thiab surfactants. Nws cov qauv tshuaj tshwj xeeb tso cai rau nws koom nrog ntau yam kev tshuaj tiv thaiv, ua rau nws yog ib qho tshuaj muaj txiaj ntsig rau ntau yam kev siv hauv kev lag luam.
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Tannic acid CAS: 1401-55-4
Tannic acid, ib qho tshuaj polyphenolic, feem ntau yog los ntawm ntau yam nroj tsuag, suav nrog cov tawv ntoo oak, txiv ntseej, thiab sumac. Nws muaj cov tshuaj mis C₁₄H₁₀O₁₁ thiab paub txog nws lub peev xwm los tsim cov complexes nrog cov protein, carbohydrates, thiab alkaloids. Cov tshuaj ntuj no zoo li hmoov daj lossis xim av thiab tau siv ib txwm hauv kev tanning tawv vim nws cov khoom astringent. Ntxiv rau nws cov ntawv thov hauv kev lag luam textile, tannic acid kuj tseem siv rau hauv kev ua zaub mov thiab dej haus, cov tshuaj kho mob, thiab ua antioxidant hauv ntau yam khoom, qhia txog nws qhov xwm txheej ntau yam.
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Isophthalic acid CAS: 121-91-5
Isophthalic acid, ib hom benzene dicarboxylic acid, muaj cov mis tshuaj C₈H₆O₄ thiab yog ib qho tseem ceeb hauv kev lag luam. Nws muaj ob pawg carboxylic acid (-COOH) nyob rau ntawm 1,3-qhov chaw ntawm lub nplhaib benzene. Isophthalic acid feem ntau yog siv rau hauv kev tsim cov polyesters thiab resins, pab txhawb rau cov ntaub ntawv nrog cov khoom siv thermal thiab mechanical zoo dua. Nws cov ntawv thov txuas mus rau coatings, fibers, thiab plasticizers, qhov twg nws txhim kho kev ruaj khov thiab kev tiv thaiv hydrolysis. Tsis tas li ntawd, isophthalic acid ua haujlwm ua ib qho tseem ceeb hauv kev tsim ntau yam tshuaj, qhia txog nws qhov tseem ceeb hauv ntau lub lag luam.
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1-Bromooctane CAS: 111-83-1
1-Bromooctane yog ib qho alkyl halide ncaj nraim nrog cov mis molecular C₈H₁₉Br. Nws muaj ib qho bromine atom txuas rau thawj carbon ntawm ib qho octane saw, ua rau nws yog thawj bromoalkane. Cov kua tsis muaj xim no feem ntau yog siv ua reagent hauv organic synthesis thiab ua haujlwm ua ib qho nruab nrab hauv ntau yam tshuaj lom neeg. 1-Bromooctane koom nrog hauv nucleophilic substitution reactions, tso cai rau kev tsim cov cawv, amines, thiab lwm yam sib xyaw. Nws cov khoom tshwj xeeb ua rau nws muaj txiaj ntsig zoo hauv kev tsim cov tshuaj tshwj xeeb, surfactants, thiab tshuaj, cim nws qhov tseem ceeb thoob plaws ntau yam kev lag luam thiab kev tshawb fawb.
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1-Naphthol CAS: 90-15-3
1-Naphthol, tseem hu ua α-naphthol lossis naphthalen-1-ol, yog ib qho tshuaj organic uas muaj cov mis molecular C₁₀H₈O. Nws muaj ib lub nplhaib naphthalene nrog ib pawg hydroxyl (-OH) nyob rau ntawm thawj lub atom carbon. Cov khoom siv crystalline no zoo li hmoov dawb mus rau daj ntseg thiab muaj kev siv tseem ceeb hauv ntau yam lag luam. 1-Naphthol ua haujlwm tseem ceeb ua ib qho nruab nrab hauv kev tsim cov xim, cov xim, thiab cov tshuaj. Tsis tas li ntawd, nws yog siv rau hauv kev tsim cov tshuaj tua kab thiab cov tshuaj antioxidants, qhia txog nws qhov kev ua tau zoo thiab qhov tseem ceeb hauv cov txheej txheem tsim tshuaj.
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1-Bromoheptane CAS: 629-04-9
1-Bromoheptane yog ib txoj saw hlau alkyl halide nrog cov mis molecular C₇H₁₅Br. Nws muaj xya txoj saw hlau carbon nrog ib qho bromine atom txuas rau thawj carbon, ua rau nws yog thawj bromoalkane. Feem ntau pom tias yog cov kua tsis muaj xim, 1-bromoheptane siv rau hauv kev tsim cov organic thiab ntau yam tshuaj lom neeg. Nws cov khoom tso cai rau nws koom nrog hauv cov tshuaj hloov pauv nucleophilic, ua rau nws yog ib qho khoom siv nruab nrab rau kev tsim cov organic molecules nyuaj dua, suav nrog cov tshuaj thiab agrochemicals. Tsis tas li ntawd, nws ua haujlwm ua cov kuab tshuaj thiab cov tshuaj reagent hauv chaw soj nstuam, nthuav nws cov ntawv thov thoob plaws ntau qhov chaw tshawb fawb.
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2-Aminoacetophenone CAS: 551-93-9
2-Aminoacetophenone, tseem hu ua o-aminoacetophenone, yog ib qho organic compound nrog cov mis molecular C₈H₉NO. Nws muaj ib pawg phenyl txuas rau ob qho tib si ib pawg amino (-NH₂) thiab ib pawg acetyl (-COCH₃), ua rau nws yog ib qho khoom nruab nrab muaj txiaj ntsig hauv kev tsim cov organic. Cov khoom daj daj no yaj tau hauv cov kuab tshuaj organic thiab feem ntau yog siv rau hauv kev tsim cov xim, tshuaj, thiab agrochemicals. Nws cov pab pawg ua haujlwm pab txhawb ntau yam tshuaj lom neeg, tso cai rau kev txhim kho cov molecules nyuaj tseem ceeb hauv ntau daim ntawv thov kev lag luam, yog li qhia txog nws qhov tseem ceeb hauv thaj chaw ntawm cov tshuaj lom neeg organic.
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2-Ethylhexyl acrylate CAS: 103-11-7
2-Ethylhexyl acrylate (2-EHA) yog ib qho kua organic tsis muaj xim nrog cov mis tshuaj C₁₃H₂₄O₂. Nws yog ib hom acrylates thiab paub txog nws qhov kev ywj pheej zoo heev, kev nplaum, thiab cov yam ntxwv tsis kam dej. Cov monomer no feem ntau siv rau hauv kev tsim ntau yam copolymers thiab resins, ua rau nws tseem ceeb hauv kev tsim cov xim pleev xim, cov txheej txheem, cov nplaum, thiab cov sealants. 2-Ethylhexyl acrylate qhov kev hloov pauv tau tso cai rau nws los txhim kho cov yam ntxwv kev ua tau zoo ntawm cov ntaub ntawv hauv ntau yam kev siv, suav nrog kev lag luam tsheb thiab kev tsim kho, qhov twg kev ruaj khov thiab kev ywj pheej yog qhov tseem ceeb.
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1,6-Dibromohexane CAS: 629-03-8
1,6-Dibromohexane yog ib qho organic compound nrog cov mis molecular C₆H₁₂Br₂. Nws yog ib qho alkane ncaj nraim thiab yog ib qho dihalogenated derivative ntawm hexane, qhov twg ob lub bromine atoms raug hloov ntawm thawj thiab rau qhov chaw carbon. Cov kua no tsis muaj xim rau daj daj feem ntau yog siv ua ib qho nruab nrab hauv kev tsim cov organic, tshwj xeeb tshaj yog hauv kev tsim cov tshuaj, agrochemicals, thiab lwm yam organic compounds. Vim nws cov reactivity, 1,6-dibromohexane koom nrog ntau yam tshuaj lom neeg, suav nrog nucleophilic substitutions thiab cross-coupling reactions, ua rau nws yog ib qho khoom siv tseem ceeb hauv kev tsim tshuaj lom neeg.
