常見例句UV laser MPID time-of-f light mass spectra study on Oxirane[J]. 引用該論文 錢誼樂;方黎;鄭海洋;趙亞萍;吳存愷;余技廣;秦啟宗.Nonglycol-application area of oxirane is reviewed. The output and market demandin this area is analyzed. 對(duì)環(huán)氧乙烷的非乙二醇應(yīng)用領(lǐng)域做了介紹,分析了這些領(lǐng)域產(chǎn)品的產(chǎn)量和市場(chǎng)需求。Oxirane test This method, which provides a measure of epoxide content, is based on the addition of hydrogenhalides to the oxirane group. 環(huán)氧乙烷試驗(yàn)這個(gè)試驗(yàn)測(cè)定環(huán)氧化物含量。它以環(huán)氧乙烷基團(tuán)上鹵化氫的增加量為基礎(chǔ)。Hydroxyethyl carboxymethyl cellulose(HECMC) was synthesized by using chloroethanol as etherifying agent instead of oxirane and chloroacetic acid without isolating intermediate. 探討了用氯乙醇代替環(huán)氧乙烷和一氯醋酸作醚化劑,不用分離中間產(chǎn)物合成HECMC。The safety assessment for oxirane production system of ethylene chemical plant in Fushun was made by using the risk index method of fire and explosion of Dow's Chemical Company. 運(yùn)用道氏火災(zāi)、爆炸危險(xiǎn)指數(shù)評(píng)價(jià)方法對(duì)撫順乙烯化工廠環(huán)氧乙烷生產(chǎn)系統(tǒng)進(jìn)行安全評(píng)價(jià),同時(shí)對(duì)該系統(tǒng)的危險(xiǎn)因素進(jìn)行辨識(shí)并提出整改措施。Method Canrenone was synthesized from dehydroepiandrosterone by oxidation,enol etherification,oxirane formation,cyclocondensation,decarboxylation and dehydrogenation. 方法以去氫表雄酮為起始原料,經(jīng)過氧化、烯醇醚化、環(huán)氧化、環(huán)縮合、脫羧和脫氫等6步反應(yīng)合成坎利酮。 返回 oxirane