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Proli n pirrolidin a karbonovaya kislota geterociklicheskaya aminokislota v kotoruyu atom azota vhodit v sostave vtorichnogo a ne pervichnogo amina Sushestvuet v dvuh opticheski izomernyh formah L i D a takzhe v vide racemata ProlinObshieSistematicheskoe naimenovanie L pirrolidin 2 karbonovaya kislotaSokrasheniya Pro Pro P CCU CCC CCA CCGHim formula C5H9NO2Rac formula C5H9NO2Fizicheskie svojstvaMolyarnaya massa 115 13 g molPlotnost 1 35 1 38 g sm Termicheskie svojstvaTemperatura plavleniya 221 CHimicheskie svojstvaKonstanta dissociacii kisloty pKa displaystyle pK a 1 99 10 60Izoelektricheskaya tochka 6 3KlassifikaciyaReg nomer CAS 147 85 3 PubChem 614 i 25246272Reg nomer EINECS 205 702 2SMILES C1CCNC1C O OInChI InChI 1S C5H9NO2 c7 5 8 4 2 1 3 6 4 h4 6H 1 3H2 H 7 8 ONIBWKKTOPOVIA UHFFFAOYSA NRTECS TW3584000ChEBI 26271ChemSpider 594Privedeny dannye dlya standartnyh uslovij 25 C 100 kPa esli ne ukazano inoe Mediafajly na Vikisklade L prolin odna iz dvadcati proteinogennyh aminokislot Schitaetsya chto prolin vhodit v sostav belkov vseh organizmov Osobenno bogat prolinom osnovnoj belok soedinitelnoj tkani kollagen V sostave belkov atom azota v molekule prolina ne svyazan s atomom vodoroda takim obrazom peptidnaya gruppirovka X Pro ne mozhet byt donorom vodoroda pri formirovanii vodorodnoj svyazi Obladaya konformacionno zhyostkoj strukturoj prolin silno izgibaet peptidnuyu cep Uchastki belkov s vysokim soderzhaniem prolina chasto formiruyut vtorichnuyu strukturu poliprolinovoj spirali II tipa Iz za svoej struktury prolin inogda nazyvayut odnako eto ne sootvetstvuet nomenklature IYuPAK dlya iminov i schitaetsya ustarevshim IstoriyaV chistom vide prolin vpervye poluchil v 1900 g nemeckij himik organik Rihard Vilshtetter poluchivshij etu aminokislotu pri izuchenii n metilprolina Cherez god drugoj nemeckij himik Franc Fisher opublikoval shemu sinteza prolina iz ftalimida propilmalonovogo efira i on zhe dal nazvanie veshestvu ot slova pirrolidin yadro kotorogo vhodit v molekulu prolina Fizicheskie i himicheskie svojstva Predstavlyaet soboj bescvetnye legko rastvorimye v vode kristally plavyashiesya pri temperature okolo 220 C Takzhe horosho rastvorim v etanole huzhe v acetone i benzole nerastvorim v dietilovom efire V organizme prolin sinteziruetsya iz glutaminovoj kisloty Prolin kak i gidroksiprolin v otlichie ot drugih aminokislot ne obrazuet s ningidrinom purpura Ruemana a daet zhyoltoe okrashivanie V sostave kollagena prolin pri uchastii askorbinovoj kisloty okislyaetsya v gidroksiprolin Chereduyushiesya ostatki molekuly prolina i gidroksiprolina sposobstvuyut sozdaniyu stabilnoj tryohspiralnoj struktury kollagena pridayushej molekule prochnost Laboratornyj sintez prolinaRacemicheskaya smes L i D prolina mozhet byt poluchena iz dietilovogo efira malonovoj kisloty i akrilonitrila PrimechaniyaKuhta V K Oleckij Z I Taganovich A D Biologicheskaya himiya uchebnik pod red A D Taganovicha Minsk Asar M Izdatelstvo BINOM 2008 8 s Proline neopr go drugbank com Data obrasheniya 3 fevralya 2023 3 fevralya 2023 goda The International Union of Pure and Applied Chemistry IUPAC IUPAC imino acids I02959 neopr goldbook iupac org Data obrasheniya 3 fevralya 2023 21 iyulya 2019 goda Proline neopr 27 noyabrya 2015 goda Proline neopr American Heritage Dictionary of the English Language 4th edition Data obrasheniya 6 dekabrya 2015 15 sentyabrya 2015 goda Ruhemann Siegfried 1910 Cyclic Di and Tri ketones Journal of the Chemical Society Transactions 97 1438 1449 doi 10 1039 ct9109701438 West Robert 1965 Siegfried Ruhemann and the discovery of ninhydrin Journal of Chemical Education 42 7 386 388 doi 10 1021 ed042p386 Ruhemann S 1910 Triketohydrindene Hydrate Journal of the Chemical Society Transactions 97 2025 2031 doi 10 1039 ct9109702025 Vogel Practical Organic Chemistry 5th edition V Vikislovare est statya prolin Eto zagotovka stati ob organicheskom veshestve Pomogite Vikipedii dopolniv eyo
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