Kayayyaki

Alamar inganci:

Bayyanar: Ruwan Marar Gaskiya

Abun ciki: ≥ 99%

Maimaita narkewa - 119^oC

Matsayin tafasa: 70-71^oC (lit.)

Yawa: 1.398 g / ml a 25^oC (lit.)

Arfin ƙimar 4.2 (vs iska)

Alamar da take jan hankali N20 / D 1.469 (lit.)

Matsayin filashi: 28^of

Umarni:

Matsakaici na hada kwayoyin halitta da hada maganin, wanda za a iya amfani da shi don hada Xike barbital, dyestuff da turare, kuma a yi amfani da shi azaman kasar gona a harkar noma. Hakanan ana amfani dasu azaman tsaka-tsakin tsaka-tsakin don canzawa da ƙoshin dandano, sunadarai na gida, emulsion da aka gyara sunadarai na Chemicalbook, kayayyakin siliki, da dai sauransu An bayar da rahoton cewa polymer, wanda zai iya yin polymerize da plasma don samar da kwai mai ƙoshin ruwa, ana iya amfani dashi sararin samaniya, kuma ana iya amfani dashi azaman mai hana lalata, mai kara kuzari da sauran ƙarfi.

Hanyar adanawa ： Adana a cikin sito mai sanyi da iska. Nesanta daga wuta da tushen zafi. Yanayin ajiyar kada ya wuce 37 ℃. Ya kamata a rufe kunshin kuma ba cikin hulɗa da iska ba. Ya kamata a adana shi daban daga oxidant da alkali, kuma a guji cakuɗawar ajiya. Bai kamata a ajiye shi na dogon lokaci don kaucewa lalacewa ba. Ana yin amfani da hasken haske na fashewa da wuraren samun iska. An haramta amfani da kayan aikin injiniya da kayan aikin da ke da sauƙin samar da tartsatsin wuta. Yankin ajiya zai kasance sanye take da kwararar kayan aikin gaggawa da kuma kayan adanawa masu dacewa.

Hanyar roba ： Bromination na allyl alcohol: an saka hydrobromic acid a cikin tankin dauki, ana hada acid din sulfuric da allyl a karkashin motsawa. Bayan sake narkewa na tsawon awanni 2, sai a cire daskarewa lokacin da aka zafafa shi zuwa 8 ℃, kuma aka tattara kashi 68-73 ℃. Bayan wanka da ruwa, dehydrate with anhydrous sodium sulfate and filter don samun allyl bromide.

Bromination na propylene.

Homoallyl barasa yana da mahimmancin tsaka-tsakin tsaka-tsakin halitta. Babban hanyar kira shine karin aikin abubuwan kara karfin karfe da mahaukatan carbonyl. Abubuwan da aka saba amfani da su na allyl karfe sune allyl lithium (Mg, Zn, B, in, Si, Sn, Ti), da sauransu, Don haka muna amfani da Grignard reagent na allyl don haɗawa

Shiryawa: 250kg / ganga.

Matsayin shekara-shekara: Tan 1000 / shekara