{"id":776,"date":"2018-02-28T17:07:48","date_gmt":"2018-02-28T17:07:48","guid":{"rendered":"https:\/\/masterchem.ee\/product\/asetoni\/"},"modified":"2021-06-27T06:39:04","modified_gmt":"2021-06-27T06:39:04","slug":"asetoni","status":"publish","type":"product","link":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/asetoni\/","title":{"rendered":"Asetoni (CAS 67-64-1)"},"content":{"rendered":"<p><a href=\"https:\/\/masterchem.ee\/wp-content\/uploads\/2018\/02\/Atsetoon_Masterchem_2020_MSDS_ohutuskaart.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">K\u00e4ytt\u00f6turvallisuustiedotteet (MSDS)<\/a><\/p>\n<p><b>Asetoni<\/b>\u00a0(my\u00f6s\u00a0<i>2-propanoni<\/i>,\u00a0<i>dimetyyliketoni<\/i>,\u00a0<a title=\"Kemiallinen kaava\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Kemiallinen_kaava\">kemiallinen kaava<\/a>\u00a0<b>C<sub>3<\/sub>H<sub>6<\/sub>O<\/b>) on yksinkertaisin\u00a0<a class=\"mw-redirect\" title=\"Ketoni\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Ketoni\">ketoniyhdiste<\/a>. Asetoni on\u00a0<a title=\"NTP\" href=\"https:\/\/fi.wikipedia.org\/wiki\/NTP\">normaaliolosuhteissa<\/a>\u00a0v\u00e4rit\u00f6n ja helposti syttyv\u00e4 makeanhajuinen\u00a0<a title=\"Neste\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Neste\">neste<\/a>. Orgaanisena yhdisteen\u00e4 se liukenee\u00a0<a title=\"Dietyylieetteri\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Dietyylieetteri\">eetteriin<\/a>, mutta pienen kokonsa ja ketoniryhm\u00e4n ansiosta my\u00f6s\u00a0<a title=\"Vesi\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Vesi\">veteen<\/a>\u00a0ja\u00a0<a title=\"Etanoli\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Etanoli\">etanoliin<\/a>. Asetoni haihtuu eritt\u00e4in nopeasti. Sen\u00a0<a title=\"Leimahduspiste\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Leimahduspiste\">leimahduspiste<\/a>\u00a0&#8211; 18\u00a0\u00b0C ja\u00a0<a title=\"Itsesyttymisl\u00e4mp\u00f6tila\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Itsesyttymisl%C3%A4mp%C3%B6tila\">itsesyttymisl\u00e4mp\u00f6tila<\/a>\u00a0465\u00a0\u00b0C.<\/p>\n<p>Asetoni on eritt\u00e4in\u00a0<a title=\"Heikko happo\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Heikko_happo\">heikko happo<\/a>\u00a0ja sen\u00a0<a title=\"Happovakio\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Happovakio\">happovakion<\/a>\u00a0kymmenkantainen negatiivinen logaritmi\u00a0<i>pK<sub>a<\/sub>=19,3<\/i>. Happamuus johtuu\u00a0<a title=\"Resonanssi (kemia)\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Resonanssi_(kemia)\">resonanssin<\/a>\u00a0stabiloimasta\u00a0<a class=\"mw-redirect\" title=\"Konjugaattiem\u00e4s\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Konjugaattiem%C3%A4s\">konjugaattiem\u00e4ksest\u00e4<\/a>.<sup id=\"cite_ref-1\" class=\"reference\"><a href=\"https:\/\/fi.wikipedia.org\/wiki\/Asetoni#cite_note-1\">[1]<\/a><\/sup>\u00a0Toisessa resonanssimuodossa\u00a0<a title=\"Elektronegatiivisuus\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Elektronegatiivisuus\">elektronegatiivinen<\/a>\u00a0<a title=\"Happi\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Happi\">happiatomi<\/a>stabiloi negatiivisen varauksen.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Muut nimet: Asetoni, 2-propanoni, dimetyyliketoni<\/b><\/p>\n<p>Asetonia on aiemmin tuotettu asetaattien kuivatislauksella. Ensimm\u00e4isen maailmansodan aikana sit\u00e4 alettiin tuottaa Britanniassa teollisesti asetoni-butanoli-etanoli-k\u00e4ymisen avulla (ABE), jota jo\u00a0<a title=\"Louis Pasteur\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Louis_Pasteur\">Louis Pasteur<\/a>\u00a0ja F. Schardinger olivat k\u00e4ytt\u00e4neet, maissin ja hevoskastanjoiden t\u00e4rkkelyksest\u00e4<sup id=\"cite_ref-2\" class=\"reference\"><a href=\"https:\/\/fi.wikipedia.org\/wiki\/Asetoni#cite_note-2\">[2]<\/a><\/sup>\u00a0<a title=\"Chaim Weizmann\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Chaim_Weizmann\">Chaim Weizmannin<\/a>\u00a0eristetty\u00e4\u00a0<i>Clostridium acetobutylicum<\/i>\u00a0-bakteerin. Kemikaali on t\u00e4rke\u00e4\u00a0<a title=\"Ruuti\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Ruuti\">savuttoman ruudin<\/a>\u00a0(kordiitin) valmistuksessa.<\/p>\n<p>Nykyisin kemikaalia tuotetaan p\u00e4\u00e4asiassa\u00a0<a title=\"Propeeni\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Propeeni\">propeenista<\/a>. P\u00e4\u00e4asiallinen valmistusmenetelm\u00e4 on Hockin prosessi tai kumeeniprosessi, jolla asetonia ja\u00a0<a title=\"Fenoli\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Fenoli\">fenolia<\/a>\u00a0tuotetaan\u00a0<a title=\"Bentseeni\" href=\"https:\/\/fi.wikipedia.org\/wiki\/Bentseeni\">bentseenist\u00e4<\/a>\u00a0alkyloimalla propeenilla.<\/p>\n<p>CAS: 67-64-1<\/p>\n<p><a target=\"_blank\" href=\"https:\/\/masterchem.ee\/wp-content\/uploads\/2018\/02\/acetone-MasterChem-TDS.pdf\" class=\"pdf\" alt=\"Tuotteen kuvaus (TDS)\" title=\"Tuotteen kuvaus (TDS)\" rel=\"noopener\">Tuotteen kuvaus (TDS)<\/a><\/p>\n","protected":false},"featured_media":4638,"template":"","meta":[],"product_brand":[],"product_cat":[180,294,117,120,118,258,153,114,154,152],"product_tag":[],"class_list":{"0":"post-776","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized-fi-2","7":"product_cat-kosmetiikkateollisuus","8":"product_cat-kotitalouskemikaalit","9":"product_cat-laaketeollisuus","10":"product_cat-metallikemikaalit","11":"product_cat-muovi-fi","12":"product_cat-puunjalostuskemikaalit","13":"product_cat-rakennusteollisuus","14":"product_cat-tien-maalaus","15":"product_cat-tipografiset-kemikaalit","16":"pif-has-gallery","18":"first","19":"instock","20":"featured","21":"taxable","22":"shipping-taxable","23":"purchasable","24":"product-type-variable","25":"has-default-attributes"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Asetoni (CAS 67-64-1) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee<\/title>\n<meta name=\"description\" content=\"Nykyisin kemikaalia tuotetaan p\u00e4\u00e4asiassa propeenista. 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