Onye nrụpụta Ezigbo ọnụ ahịa Oleic acid CAS:112-80-1

Acid Oleic, Oleic acid, nke a makwaara dị ka cis-9-octadecenoic acid, bụ ihe kemịkalụ nke otu unsaturated carboxylic acid ma a na-egosipụta ya nke ọma na mmanụ anụmanụ na akwụkwọ nri. Dịka ọmụmaatụ, mmanụ oliv nwere ihe dị ka 82.6%; mmanụ aki oyibo nwere 60.0%; mmanụ sesame nwere 47.4%; mmanụ soybean nwere 35.5%; mmanụ mkpụrụ sunflower nwere 34.0%; mmanụ mkpụrụ owu nwere 33.0%; mmanụ rapeseed nwere 23.9%; mmanụ safflower nwere 18.7%; ihe dị na mmanụ tii nwere ike ịdị elu ruo 83%; na ​​mmanụ anụmanụ: mmanụ lard nwere ihe dị ka 51.5%; bọta nwere 46.5%; mmanụ whale nwere 34.0%; mmanụ ude nwere 18.7%; Oleic acid nwere ụdị abụọ kwụsiri ike (α-ụdị) na nke na-adịghị agbanwe agbanwe (β-ụdị). Na obere okpomọkụ, ọ nwere ike ịpụta dị ka kristal; N'oge okpomọkụ dị elu, ọ na-adị ka mmiri mmanụ na-enweghị agba nke na-esi isi abụba. O nwere oke molekul nke 282.47, njupụta nke 0.8905 (20 ℃ mmiri), Mp nke 16.3 ° C (α), 13.4 ° C (β), ebe esi mmiri nke 286 °C (13.3 103 Pa), 225 ruo 226 °C (1.33 103 Pa), 203 ruo 205 °C (0.677 103 Pa), na 170 ruo 175 °C (0.267 103 ruo 0.400 103 Pa), ntụaka Refractive nke 1.4582 na viscosity nke 25.6 mPa • s (30 ° C).
Ọ naghị agbaze na mmiri, ọ na-agbaze na benzene na chloroform. A na-agwakọta ya na methanol, ethanol, ether na carbon tetrachloride. N'ihi na o nwere njikọ abụọ, ọ nwere ike ịdaba na ikuku oxidation ngwa ngwa, si otú a na-emepụta isi ọjọọ mgbe agba ya na-agbanwe odo. Mgbe ejiri nitrogen oxides, nitric acid, mercurous nitrate na sulfurous acid maka ọgwụgwọ, enwere ike ịgbanwe ya ka ọ bụrụ elaidic acid. Enwere ike ịgbanwe ya ka ọ bụrụ stearic acid mgbe hydrogenation gasịrị. Njikọ abụọ dị mfe imeghachi omume na halogen iji mepụta halogen stearic acid. Enwere ike nweta ya site na hydrolysis nke mmanụ oliv na mmanụ abụba, wee soro ya na-eme ka steam distillation na kristal ma ọ bụ mwepụta maka nkewa. Oleic acid bụ ihe mgbaze magburu onwe ya maka mmanụ ndị ọzọ, abụba acids na ihe ndị na-agbaze mmanụ. Enwere ike iji ya maka imepụta ncha, mmanụ mmanụ, ihe ndị na-eme ka mmiri dị n'ime mmiri, dị ka mmanụ na oleate.
Ojiji:
GB 2760-96 kọwara ya dị ka ihe enyemaka nhazi. Enwere ike iji ya dị ka ihe na-egbochi ụfụfụ, ihe na-esi ísì ụtọ, ihe na-ejikọ ọnụ, na ihe na-eme ka mmanụ dị mma.
Enwere ike iji ya mee ncha, mmanụ, ihe na-eme ka mmiri dị n'ime ya, mmanụ na oleate, ọ bụkwa ezigbo ihe mgbaze maka abụba abụba na ihe ndị na-agbaze mmanụ.
Enwere ike iji ya mee ka ọla edo, ọlaọcha na ọla ndị ọzọ dị oké ọnụ ahịa dị mma, yana imepụta ihe na-eme ka ọ dị ọcha n'ụlọ ọrụ mmepụta ihe na-emepụta ihe.
Enwere ike iji ya dị ka ihe nyocha, ihe mgbaze, mmanụ na ihe nnọchite anya mmiri, mana a na-ejikwa ya na ụlọ ọrụ nhazi shuga.
Oleic acid bụ ihe e ji emepụta kemịkalụ organic ma nwee ike imepụta epoxidized oleic acid ester mgbe emechara epoxidation. Enwere ike iji ya dị ka plastik plastik na maka imepụta azelaic acid site na oxidation. Ọ bụ ihe e ji emepụta polyamide resin. Na mgbakwunye, enwere ike iji oleic acid dị ka ihe na-egbu egbu, ihe na-ebipụta na agba agba, ihe mgbaze ụlọ ọrụ mmepụta ihe, ihe na-eme ka mineral flotation dị na metal, na ihe na-ewepụta ihe. Ọzọkwa, enwere ike iji ya dị ka ihe e ji emepụta akwụkwọ carbon, bead gburugburu na akwụkwọ wax typing. Ụdị ngwaahịa oleate dị iche iche bụkwa ihe dị mkpa sitere na oleic acid. Dịka ihe na-emepụta kemịkalụ, enwere ike iji ya dị ka ihe atụ chromatographic na maka nyocha biochemical, nchọpụta calcium, ọla kọpa na magnesium, sọlfọ na ihe ndị ọzọ.
Enwere ike itinye ya na ọmụmụ ihe gbasara kemịkalụ. Ọ nwere ike ime ka protein kinase C rụọ ọrụ n'ime mkpụrụ ndụ imeju.
Uru:
Acid Oleic bụ abụba dị n'ime mmanụ anụmanụ na akwụkwọ nri. Acid Oleic bụ abụba mono-juru n'ozuzu ya nke a na-ekwere na ọ dị mma maka ahụike mmadụ. N'ezie, ọ bụ abụba bụ isi a na-ahụ na mmanụ oliv, nke nwere pasent 55 ruo 85 nke ihe dị mkpa, nke a na-ejikarị eme ihe na nri Mediterenian ma a na-eto ya maka njirimara ọgwụgwọ ya kemgbe ochie. Ọmụmụ ihe ọgbara ọhụrụ na-akwado echiche nke uru nke iri mmanụ oliv, ebe ihe akaebe na-egosi na acid oleic na-enyere aka belata ọkwa nke lipoproteins dị ala (LDLs) na-emerụ ahụ n'ọbara, ebe ọ na-ahapụ ọkwa nke lipoproteins dị elu (HDLs) bara uru na-agbanweghị agbanwe. A na-ahụkwa ya na nnukwu ọnụọgụ na canola, imeju cod, aki oyibo, soybean, na mmanụ almond, enwere ike iri acid oleic site na ọtụtụ ebe, ụfọdụ n'ime ha nwere ike ịnwe ọkwa dị elu nke abụba bara uru n'oge na-adịghị anya n'ihi mgbalị nke ndị injinia mkpụrụ ndụ ihe nketa.
A na-enweta Oleic acid n'ụzọ ebumpụta ụwa karịa abụba ọ bụla ọzọ. Ọ dị ka glycerides n'ọtụtụ abụba na mmanụ. Oke ọdịnaya nke oleic acid nwere ike ibelata ọkwa cholesterol n'ọbara. A na-eji ya eme bọta na cheese sịntetik. A na-ejikwa ya eme ihe na achịcha e ji eme achịcha, swiiti, ice cream, na sodas.
Dịka American Diabetes Association si kwuo, ihe karịrị nde mmadụ 25 na Amerịka nwere ọrịa shuga. Na mgbakwunye, nde mmadụ 7 nwere ọrịa shuga a na-achọpụtabeghị, nde mmadụ 79 ndị ọzọ nwekwara ọrịa shuga tupu ha amalite. N'ọmụmụ ihe e bipụtara na February 2000 na akwụkwọ akụkọ ahụike "QJM," ndị nchọpụta na Ireland chọpụtara na nri ndị bara ụba na oleic acid mere ka glucose plasma na-ebu ọnụ, mmetụta insulin na mgbasa ọbara dịkwuo mma. Obere glucose na insulin na-ebu ọnụ, yana mmụba ọbara na-aga nke ọma, na-egosi njikwa ọrịa shuga ka mma na obere ihe ize ndụ maka ọrịa ndị ọzọ. Maka ọtụtụ nde mmadụ nwere ọrịa shuga na ọrịa shuga tupu ha amalite, iri nri bara ụba na oleic acid nwere ike ịba uru n'ịchịkwa ọrịa ahụ.