商丘师范学院学报
商丘師範學院學報
상구사범학원학보
JOURNAL OF SHANGQIU TEACHERS COLLEGE
2014年
6期
46-50
,共5页
己二酸%H3PW12O40%催化
己二痠%H3PW12O40%催化
기이산%H3PW12O40%최화
adipic acid%H3PW12O40%catalysis
以H3 PW12 O40为催化剂,30%H2 O2为氧源,催化氧化环己酮合成己二酸.探讨了H3 PW12 O40对氧化反应的催化活性,较系统地研究了磷钨酸用量、反应温度、H2 O2用量、KHSO4用量等因素对产物收率的影响.实验表明:H3 PW12 O40是合成己二酸的良好催化剂;在n(环己酮)∶n( H2 O2)∶n( H3 PW12 O40)∶n( KHSO4)=100∶388∶0.035∶0.74(固定环己酮用量为0.10 mol,磷钨酸用量0.1g, H2O2用量40 mL,KHSO4用量0.1 g),反应温度为100℃,反应时间6 h的最佳条件下,己二酸的收率可达49.5%.
以H3 PW12 O40為催化劑,30%H2 O2為氧源,催化氧化環己酮閤成己二痠.探討瞭H3 PW12 O40對氧化反應的催化活性,較繫統地研究瞭燐鎢痠用量、反應溫度、H2 O2用量、KHSO4用量等因素對產物收率的影響.實驗錶明:H3 PW12 O40是閤成己二痠的良好催化劑;在n(環己酮)∶n( H2 O2)∶n( H3 PW12 O40)∶n( KHSO4)=100∶388∶0.035∶0.74(固定環己酮用量為0.10 mol,燐鎢痠用量0.1g, H2O2用量40 mL,KHSO4用量0.1 g),反應溫度為100℃,反應時間6 h的最佳條件下,己二痠的收率可達49.5%.
이H3 PW12 O40위최화제,30%H2 O2위양원,최화양화배기동합성기이산.탐토료H3 PW12 O40대양화반응적최화활성,교계통지연구료린오산용량、반응온도、H2 O2용량、KHSO4용량등인소대산물수솔적영향.실험표명:H3 PW12 O40시합성기이산적량호최화제;재n(배기동)∶n( H2 O2)∶n( H3 PW12 O40)∶n( KHSO4)=100∶388∶0.035∶0.74(고정배기동용량위0.10 mol,린오산용량0.1g, H2O2용량40 mL,KHSO4용량0.1 g),반응온도위100℃,반응시간6 h적최가조건하,기이산적수솔가체49.5%.
Using H3 PW12 O40 as catalyst,adipic acid was synthesized from the oxidation of cyclohexanone by 30%H2 O2 .Influences of dosage of H 3 PW12 O40 , reaction temperature , volume of hydrogen peroxide and dosage of KHSO4 were also discussed .Experimental results show:H3 PW12 O40 is a good catalyst for synthesis of adipic acid . The optimum conditions are that n(cyclohexene)∶n(H2O2)∶n(H3PW12O40)∶n(KHSO4) =100∶388∶0.035∶0.74 (fixed cyclohexanone 0.10 mol, dosage of H3PW12O40 is 0.1 g, volume of H2O2 is 40 mL, dosage of KHSO4 is 0.1 g) ,reaction temperature is 100 ℃, reaction time is 6 h.Under the optimum conditions , the yield of adipic acid is 49 .5%.