
friedrich konrad bellstein

friedrich konrad bellstein (17 februwari 1838-18 aktoobar 1906) heey eka russian rasayanshastradnya aanee prasiddha 'handbooch dair organishen kemee' ('sendriya rasayanshastrache pustika') chey sansthapak hote. 1881 madhye prakashit jhalelya yaa granthachya pahilya aavruttit 2,200 pananmadhye 1,500 sanyuge samavisht hotee. heey pustika aata bailstein databases mhanoon olakhali jaate.
jeevan.
bellsteincha janm seent pietersberg yethe german vanshachya kutumbat jhaala. jaree tyala russian bhashevar prabhutva asale taree tyache shikshan german shalet jhaale. vayachya 15 vya varshi teey headleberg vidyapithat gele, jithe tyanni robbert bansen yanchya shikshanakhali rasayanshastracha abhyas keela. done varshannantar too munich vidyapithat gela aanee justus libigcha vidyarthi jhaala, parantu lavkarach too headlebergla paratala. tethe tyala sendriya rasayanshastrat rus aanee pradhanya midale, jeey tyache pramukh banale. tyachya ph.dii., bellstein gottingen vidyapithat friedrich vhalarmadhye sameel jhaala, februwari 1858 madhye tyachya visavya vadhadivsachya done divas aadhi tyala doctorate midali. aapale kaushalya aanee anubhav vadhavanyasathi too adolph wortz aanee charles friedel yanchyasobat kaam karnyasathi parisla gela. 1859 chya sharad rutumadhye, carl jacob lovig yanni tyanna deu kelelya bracelau vidyapithatil prayogshala sahayyak padache aamantran tyanni sweekarle, parantu lavkarach teey gottingen mhanoon badalale. tithe teey 'privatedogent' jhaale aanee tyanni sendriya rasayanshastrat vyakhyane dilee. 1865 madhye tyanna 'professor extradrenarius' (mhanje.eae. sahayyak pradhyapak). yavyatirikt, teey 'zitscrift phara unorganishe andd algemine kemiya' yaa niyatkalikache sampadak jhaale. tyaa kalatil tyanche sanshodhan benzin maliketil derivativeschya isomerismvar kendrit hote. visheshtah, tyane chlorotoluin aanee benzil chloride yanchyatil sambandhancha shodh lavala. 
gottingenmadhye, bellstein sendriya sanyuganvar paddhatshir nondi gola karnyas suruvat kelee jyamule shevati hambergmadhye prakashit jhalelya tyachya prasiddha pustakache utpadan jhaale. pahili aavrutti, jee bellstein ektyane sankalit kelee, tee 1881-83 madhye done khandanmadhye disali aanee tee zapatyane sampali. dusari aavrutti 1886 madhye disu lagali aanee pahilya aavruttipeksha mothya aakarache teen khand bharale. tisari aavrutti 1893 madhye suru jhaali aanee tyache chaar khand avjad jhaale. 1900 madhye teey purn jhaale aanee german chemical societyne sampadit kelelya chaar mothya khandanchya jodanidware purak kele gele aahe, jee pustikechi malki bunley. ess.aar heller. bailstein online databases eka parichay aahe. daad bellstein online databases acs symposium malika; american chemical society washington, dc, 1990. 
1866 madhye, bellstein sentala paratala. pietersberg yethe teey imperial technological institutemadhye rasayanshastrache pradhyapak jhaale. tethe tyanni sugandhi malikechya samarupatevar aapale sanshodhan suru thewale. 1881 madhye, bellstein russian academy auph scienceche sadasya jhaale, jeey changle utpann, khajgi nivassthan aanee prayogshaleshi sambandhit hote. lessesterne nidarshanas aanoon dile qee, bellstein dimri mendeleevchya nivadanukila pathimba deela, parantu mendeleevechi umedvari kadhihi yashasvi jhaali nahee. tyanchya nivadanukinantar lagechach, bailstein yanni sanshodhan, tyanchya pustikeche sankalan aanee tyancha aavadata chhand, sangeet yasathi pradhyapakpad sodale. tyanna pravasachihi khoop aavad hotee aanee tyanni darvarshi europemadhye anek mahine ghalavale. bailstein ayushyabhar kunwara rahila, parantu nantarchya varshant tyane eka mulgi dattak ghetali jee tyacha sathidar hotee. 1906 madhye apoplectic hallyamule tyancha achanak mrutyu jhaala.