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Di (trimethylol propane) CAS: 23235-61-2
Di (trimethylolpropane) ni imvange y’ibinyabuzima irangwa no kuba hari ibice bibiri bya trimethylolpropane, ari byo alkoholi zifite imikorere myinshi zirimo amatsinda atatu ya hydroxymethyl. Iyi mvange ikoreshwa cyane mu gukora polyester, polyurethane, n'ibindi bikoresho bya polymeri bitewe n'ubushobozi bwayo bwo kongera imiterere ya mekanike no kunoza kuramba. Imiterere yayo ituma ihuza cyane, bigatuma iba ingirakamaro mu nganda zitandukanye.
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1,3-PROPANEDIOL DI-P-TOLUENESULFONATE CAS:5469-66-9
1,3-Propanediol di-p-toluenesulfonate ni imvange y’umwimerere ikomoka kuri 1,3-propanediol na aside p-toluenesulfonic. Igaragara nk’amazi y’umuhondo udafite ibara, izwiho gushonga neza no kudahindagurika mu bintu bitandukanye bishongesha. Iyi mvange ikora nk’interuro nziza mu guhuza imiterere y’ibinyabuzima kandi yakunze cyane amashami nka farumasi, polymeri, n’inganda zikora imiti bitewe n’uburyo ikora ibintu bitandukanye.
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(R)-(+)-4-CHLOROMETHYL-2,2-DIMETHYL-1,3-DIOXOLANE CAS:57044-24-3
(R)-(+)-4-Chloromethyl-2,2-dimethyl-1,3-dioxolane ni imvange y’umwimerere ya chiral ifite impeta ya dioxolane irimo chloromethyl. Imiterere yayo yihariye itanga imiterere yihariye ya shimi, bigatuma igira akamaro mu bikorwa bitandukanye byo gukora. Iyi mvange ikunze gukorwa kugira ngo ikoreshwe muri shimi y’umwimerere nk’igice cyo hagati mu gukora molekile zigoye cyane. Imvange yayo ituma hashobora kubaho imvange z’umwimerere za enantiomeri, ari ingenzi mu miti no mu bindi binyabutabire byiza.
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3-(Diethylamino)-1,2-propanediol CAS:621-56-7
3-(Diethylamino)-1,2-propanediol ni imvange y’ibinyabuzima irimo urutirigongo rwa propanediol hamwe n’itsinda rya diethylamino rifatanye na karuboni ya gatatu. Iyi mvange akenshi itagira ibara cyangwa umuhondo werurutse kandi ifite imiterere ya hygroscopic. Izwiho uruhare rwayo nk'igice cy’ingenzi mu guhuza ibinyabuzima, cyane cyane mu iterambere ry’imiti n’ibinyabutabire by’ubuhinzi bitewe n’ubushobozi bwayo bwo gukora nk’ingirabuzimafatizo ndetse n’uburyo ikora mu buryo bwihariye.
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1,2-Propyleneglycol diacetate CAS: 623-84-7
1,2-Propyleneglycol diacetate ni imvange y’ibinyabuzima iri mu muryango wa glycol diesters, irangwa no kuba hari amatsinda abiri ya acetate afatanye n’umugongo wa propylene glycol. Iyi mvange idafite ibara ifite impumuro nziza kandi irashonga neza mu bintu bitandukanye bya organic. Ikoreshwa cyane cyane nk'umusemburo na plasticizer mu nganda zitandukanye, harimo amavuta yo kwisiga, ibiribwa, n'imiti, bitewe n'imiterere yayo myiza nko kudahindagurika cyane no kudahindagurika cyane.
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(S)-3-tert-Butylamino-1,2-propanediol CAS:30315-46-9
(S)-3-tert-Butylamino-1,2-propanediol ni imvange y’umwimerere ya chiral irangwa no kuba hari itsinda rya tert-butyl n’itsinda rya amino rifatanye n’umugongo wa propanediol. Iyi mvange igaragara nk’amazi adafite ibara cyangwa ikintu gikomeye kandi igaragara kubera imikorere yayo ya biyoloji n’ikoreshwa ryayo mu miti. Imvange yayo ni ingenzi, kuko ishobora kugaragaza imiterere n’ibikorwa bitandukanye bishingiye ku miterere yayo ya stereochemical, bigatuma iba ikintu cy’agaciro mu guhuza ibintu bitandukanye.
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1,3,2-Dioxathiane 2-oxyde CAS:4176-55-0
1,3,2-Dioxathiane 2-oxide ni imvange y’uruhererekane rw’ibintu bitandatu irangwa n’uruhererekane rw’ibice bitandatu birimo atome ebyiri za ogisijeni na atome imwe ya sulfur. Izwiho imiterere yayo yihariye ya shimi, harimo no kudahungabana mu bihe bitandukanye. Iyi mvange ikoreshwa cyane cyane mu guhuza ibinyabuzima no mu gukora molekile zigoye cyane. Bitewe n’imiterere yayo yihariye, ikoreshwa mu guteza imbere imiti, imiti ikoreshwa mu buhinzi, n’imiti yihariye.
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Chloroamphenicol CAS: 56-75-7
Chloroamphenicol ni umuti wica udukoko twinshi ukomoka kuri bagiteri ya Streptomyces venezuelae. Ni ikintu kitagira ibara kizwiho ubushobozi bwo kubuza poroteyine ya bagiteri kwihuza na 50S ribosomal subunit. Nubwo ikora neza ku bwoko butandukanye bwa bagiteri za garama-positive na garama-negative, ikoreshwa ryayo ryagabanutse bitewe n’ingaruka zishobora kubaho, harimo no kubura amaraso mu mubiri. Muri iki gihe, chloroamphenicol ikoreshwa cyane cyane mu buryo bwihariye bw’ubuvuzi no mu bushakashatsi.
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2-BUTYL-2-ETHYL-1,3-PROPANEDIOL CAS:115-84-4
2-Butyl-2-ethyl-1,3-propanediol ni ikintu kigizwe n'imiterere y'amashami igizwe n'amatsinda ya butyl na ethyl afatanye n'umugongo wa propanediol. Iki kintu kidafite ibara kigaragaza ubushobozi bwo gushonga neza mu mazi no mu bintu bitandukanye biyungurura ibinyabuzima, bigatuma kiba ikintu gishobora gukoreshwa mu nganda. Imiterere yacyo yihariye ya shimi igira uruhare mu gutuma kigira akamaro nk'ikintu gisukura no gushushanya pulasitiki, bigatuma abantu bashishikazwa no kugikoresha mu nzego zitandukanye, harimo ubwiza bw'ibinyobwa, imiti, n'ubumenyi bw'ibikoresho.
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2-(2,2-DIETHOXYETHYL)-1,3-PROPANEDIOL CAS:55387-85-4
2-(2,2-Diethoxyethyl)-1,3-propanediol ni imvange y’ibinyabuzima irimo umugongo wa propanediol hamwe n’ibintu bisimbura diethoxyethyl. Iyi mvange idafite ibara ifite ubukana buke kandi ishongeshwa mu mazi no mu bintu bitandukanye biyungurura ibinyabuzima. Imiterere yayo yihariye iha ubushobozi bwiza bwo gushonga amazi, bigatuma ikoreshwa mu buryo butandukanye mu nganda z’imiti n’imiti. Ikoreshwa cyane cyane nk’umusemburo, pulasitiki, n’ikintu cy’ingenzi mu gukora.
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2,2-DIISOAMYL-1,3-PROPANEDIOL CAS:403519-64-2
2,2-Diisoamyl-1,3-propanediol ni imvange y’ibinyabuzima irangwa n’umugongo wayo wa propanediol hamwe n’amatsinda abiri ya isoamyl afatanye na karuboni ya kabiri. Ni amazi adafite ibara kandi afite viscous azwiho imiterere isa na glyceril. Iyi mvange yamenyekanye mu nzego zitandukanye bitewe n’imiterere yayo yihariye ya molekile n’ikoreshwa ryayo mu gukora imiti no mu bumenyi bw’ibikoresho.
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METHYL OXALYL CHLORIDE CAS:5781-53-3
Methyl oxalyl chloride ni ikintu cy'ingenzi gihumura neza kirangwa no kuba hari amatsinda abiri ya karuboni na atome ya chlorine ifatanye n'itsinda rya methyl. Hamwe na formula ya shimi C4H3ClO3, iki kintu gikora nk'ikintu cy'ingenzi mu guhuza imikorere y'ibinyabuzima, cyane cyane mu gutegura imiti itandukanye n'ibikomoka ku buhinzi. Uburyo cyakozwemo buturuka ku kuba hari imikorere ya oxalyl na chlorine, bituma igira uruhare mu mpinduka zitandukanye z'imiti. Ubushakashatsi kuri methyl oxalyl chloride bwagaragaje akamaro kayo mu gukora molekile zikomeye, harimo heterocycles z'agaciro n'ibindi bintu bifatika.
