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4′-Chloropropiophenone CAS:6285-05-8
4′-Chloropropiophenone ndi mankhwala achilengedwe omwe ali m'gulu la ma propiophenones, omwe amadziwika ndi chloro yomwe imalowa m'malo mwa phenyl ring. Mankhwalawa ali ndi gulu la ketone, lomwe limamupangitsa kukhala wosinthasintha pakati pa kapangidwe ka organic. Kapangidwe kake kapadera kamalola machitidwe osiyanasiyana a mankhwala, zomwe zimapangitsa kuti akhale ofunika kwambiri m'mafakitale ndi kafukufuku.
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Methyl 3-oxovalerate CAS: 30414-53-0
Methyl 3-oxovalerate ndi mankhwala achilengedwe omwe amagawidwa m'magulu a ketone ndi ester. Mwa kapangidwe kake, ili ndi unyolo wa kaboni zisanu wokhala ndi gulu la ketone logwira ntchito ndi gulu la ester kumapeto kwake. Mankhwalawa amadziwika bwino chifukwa cha ntchito yake m'njira zosiyanasiyana zopangira mankhwala ndipo amagwiritsidwa ntchito popanga mankhwala, mankhwala a agrochemicals, ndi zokometsera. Kapangidwe kake kapadera kamathandiza kuti ikhale ngati gawo lapakati pakupanga mamolekyu akuluakulu komanso ovuta kwambiri, zomwe zimapangitsa kuti ikhale yofunika kwambiri m'masukulu komanso m'mafakitale.
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DICCYCLOHEXYLPHOSPHINE CAS:829-84-5
Dicyclohexylphosphine (DCyP) ndi chinthu cha organophosphorus chomwe chimadziwika ndi kukhalapo kwa magulu awiri a cyclohexyl olumikizidwa ku atomu ya phosphorous. Ndi madzi opanda mtundu kutentha kwa chipinda ndipo amagwiritsidwa ntchito kwambiri mu kapangidwe ka organic ndi coordination chemistry. DCyP imagwira ntchito ngati ligand yomwe imatha kukhazikika zitsulo zosinthira panthawi ya catalytic processes, kupereka mphamvu zapadera zamagetsi ndi steric chifukwa cha magulu ake akuluakulu a cyclohexyl.
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4′-Chloroacetophenone CAS:99-91-2
4′-Chloroacetophenone ndi mankhwala achilengedwe omwe ali m'gulu la acetophenones, omwe amadziwika ndi chloro substituent mu para position poyerekeza ndi gulu la acetyl pa phenyl ring. Mankhwalawa ali ndi makhalidwe apadera a mankhwala chifukwa cha halogenation yake, zomwe zimakhudza reactivity yake ndi kusungunuka kwake. Amagwira ntchito ngati pakati pa mankhwala achilengedwe ndipo amapeza ntchito zosiyanasiyana mu mankhwala, agrochemicals, ndi sayansi ya zinthu.
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Dicyclohexylphenylphosphine CAS:6476-37-5
Dicyclohexylphenylphosphine (DCyPhP) ndi mankhwala a organophosphorus omwe ali ndi magulu awiri a cyclohexyl ndi gulu limodzi la phenyl lomwe limalumikizidwa ku atomu ya phosphorous. Nthawi zambiri ndi madzi opanda mtundu kapena achikasu otuwa, odziwika ndi mphamvu zake zapadera za steric ndi zamagetsi. DCyPhP imagwira ntchito ngati ligand yosinthasintha mu chemistry yolumikizana, kukulitsa kukhazikika ndi ntchito yothandiza ya zitsulo m'machitidwe osiyanasiyana a mankhwala.
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O,O-Dimethyl phosphoramidothioate CAS:17321-47-0
O,O-Dimethyl phosphoramidothioate ndi gulu la organophosphorus lomwe lili ndi formula ya molekyulu C4H12N1O3PS. Gululi lili ndi atomu ya phosphorous yolumikizidwa ku atomu ya sulfure ndi magulu awiri a methyl, pamodzi ndi gulu la amido functional. Ndi madzi opanda mtundu kapena achikasu otumbululuka omwe nthawi zambiri amagwiritsidwa ntchito popanga mankhwala. O,O-Dimethyl phosphoramidothioate ndi yofunika kwambiri pa ntchito ya agrochemicals ndi mankhwala chifukwa cha ntchito yake yachilengedwe. Kapangidwe kake kamalola kuti igwirizane ndi machitidwe achilengedwe, zomwe zimapangitsa kuti ikhale nkhani yophunzirira ya othandizira oletsa tizilombo ndi ntchito zina zokhudzana ndi ma phosphonates.
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4′-DIMETHYLAMINOACETOPHENONE CAS:2124-31-4
4′-Dimethylaminoacetophenone ndi mankhwala achilengedwe omwe ali m'gulu la acetophenones, omwe amadziwika ndi gulu la dimethylamino pamalo a phenyl ring. Mankhwalawa ali ndi mphamvu zapadera za mankhwala chifukwa cha kukhalapo kwa gulu la dimethylamino lomwe limapereka ma electron, zomwe zimapangitsa kuti lizitha kusungunuka komanso kupangika. Nthawi zambiri amagwiritsidwa ntchito ngati gawo lapakati pa kapangidwe ka organic ndipo amagwiritsidwa ntchito kangapo mu mankhwala ndi kafukufuku wa mankhwala.
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Etodolac methyl ester CAS:122188-02-7
Etodolac methyl ester ndi mankhwala ochokera ku etodolac, mankhwala oletsa kutupa omwe si a steroidal (NSAID) omwe amalimbana ndi ululu ndi kutupa. Mankhwalawa ali ndi mphamvu zochepetsa ululu komanso kutupa, zomwe zimapangitsa kuti akhale ofunikira pa kafukufuku wamankhwala komanso ntchito zochizira. Mwa kapangidwe kake, kusintha kwa methyl ester kumawonjezera kusungunuka kwake komanso kupezeka kwake, zomwe zimapangitsa kuti agwiritsidwe ntchito m'njira zosiyanasiyana zamankhwala. Mankhwalawa amagwira ntchito ngati gawo lofunikira kwambiri popanga mankhwala ovuta kwambiri omwe ali ndi phindu lochiritsira.
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Methyl 3-oxohexanoate CAS: 30414-54-1
Methyl 3-oxohexanoate ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C7H12O3. Ili m'gulu la ma esters ndipo imachokera ku hexanoic acid ndi methyl acetoacetate. Mankhwalawa amadziwika ndi gulu lake losiyana la keto, lomwe limapereka reactivity yapadera komanso mphamvu zogwirira ntchito. Methyl 3-oxohexanoate nthawi zambiri ndi madzi opanda mtundu kapena achikasu opepuka okhala ndi fungo labwino. Amagwiritsidwa ntchito popanga mankhwala osiyanasiyana komanso kugwiritsa ntchito chifukwa cha kusinthasintha kwake, makamaka popanga mankhwala ndi mankhwala a agrochemicals. Mankhwalawa amagwiranso ntchito ngati gawo lapakati pakupanga mamolekyu ovuta kwambiri a organic.
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Ethyl butyrylacetate CAS:3249-68-1
Ethyl butyrylacetate ndi ester yopangidwa kuchokera ku butyric acid ndi ethyl acetate. Ndi madzi opanda mtundu okhala ndi fungo la zipatso, lomwe limagwiritsidwa ntchito kwambiri popangira zokometsera ndi zonunkhira. Ndi formula ya mankhwala C₈H₁₄O₄ ndi fungo labwino lofanana ndi zipatso, ethyl butyrylacetate imayamikiridwa chifukwa cha kuthekera kwake kowonjezera luso la kumva mu chakudya ndi zinthu zodzikongoletsera, zomwe zimapangitsa kuti ikhale chinthu chofunikira m'mafakitale osiyanasiyana.
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Kalisiyamu Sulfate CAS:7778-18-9
Calcium sulfate (CaSO₄) ndi chinthu chosapangidwa chomwe chimapezeka mwachilengedwe m'njira zosiyanasiyana, kuphatikizapo gypsum (dihydrate), anhydrite (dehydrate), ndi plaster of Paris (hemihydrate). Ndi ufa woyera, wopanda fungo kapena crystalline solid. Calcium sulfate imagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana chifukwa cha mphamvu zake zabwino zomangira, kusawononga poizoni, komanso kuthekera kwake kuyamwa chinyezi. Kugwiritsa ntchito kwake mosiyanasiyana kumapangitsa kuti ikhale chinthu chofunikira kwambiri pa zomangamanga, ulimi, ndi kukonza chakudya.
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1,3-Dimethylbarbituric acid CAS:769-42-6
1,3-Dimethylbarbituric acid ndi yochokera ku barbituric acid, yokhala ndi magulu awiri a methyl pamalo a 1 ndi 3 pa mphete ya pyrimidine. Ndi crystalline solid yoyera yomwe ili ndi mphamvu zochepa za asidi. Chomera ichi ndi chofunikira kwambiri pa mankhwala chifukwa cha kugwiritsidwa ntchito kwake ngati mankhwala komanso ngati chothandizira pakupanga mamolekyu osiyanasiyana a bioactive.
