Ngwaahịa

Ụlọ ọrụ anyị na-enye 2-bromofluorobenzene cas 1072-85-1, N, N-dimethylformamide dimethyl acetal cas 4637-24-5, 5-heptylresorcinol cas 500-67-4. A na-erekarị ngwaahịa anyị n'ụlọ na ná mba ọzọ. Anyị enwetala otuto sitere n'aka ndị ahịa nwere oke mma, ọnụ ahịa ezi uche na ọrụ zuru oke.
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  • trans-Cinnamic acid CAS 140-10-3 rheumatic ọgwụ ketoprofen, wdg), na-agwọ accelerators.

  • 2-Methoxy-5-nitropyridine CAS 5446-92-4 nwetara site na etherification nke 2-chloro-5-nitropyridine. A na-agbakwunye sodium methoxide dropwise na ngwakọta nke 2-chloro-5-nitropyridine na methanol n'okpuru mkpali, na kristal na-agbanye n'ime ice gbajiri agbaji ka agbakwunyere sọlfọ maka 1 h. Jiri methanol kpochaa, kpochaa na recrystalize iji nweta ngwaahịa emechara. Mpụtara ya bụ 92%.

  • N-Iodosuccinimide CAS 516-12-1 bụ kristal agịga na-acha ọcha, na-emebi na kọntaktị na mmiri, soluble na mmiri, methanol, dioxane, na insoluble na carbon tetrachloride. Enwere ike nweta nnu ọlaọcha nke succinimide site na ibu ụzọ meghachi omume ngwọta mmiri nke succinimide na ọlaọcha oxide, wee meghachi omume na ayodiin na ihe ndị yiri ya. Enwere ike iji N-Iodosuccinimide mee ihe dị ka reagent maka iodide aldehydes na ketones.

  • 4-Chlorobenzoic acid CAS 74-11-3 bụ ọcha powdery siri ike, m.p.239ï½241â, soluble na methanol, absolute ethanol na ether, dị ntakịrị soluble na mmiri, toluene na 95% ethanol.

  • Anyị bụ ndị na-emepụta ihe na-emepụta Methyl cinnamate CAS 103-26-4 na China.Methyl cinnamate CAS 103-26-4 dị na ngwaahịa ma nwee ike ịnye ya ngwa ngwa.COA, MSDS na TDS nke Methyl cinnamate CAS 103-26-4.

  • N-Ethyl-N-hydroxyethylaniline CAS 92-50-2 kristal na-acha odo odo na agba aja aja. Soluble na mmanya na-aba n'anya, ether, chloroform na inorganic acid, nke na-adịghị edozi na mmiri.

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