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- 阴离子型乳化剂二羟甲基丁酸的应用研究Study of Dimethylolbutyric Acid as a Novel Anionic Emulsifier
- 在Na_2HPO_4-NaH_2PO_4缓冲溶液中催化合成2,2-二羟甲基丁酸(DMBA)Synthesis of 2,2-dimethylolbutyric acid(DMBA)base in H_2PO~-_4-HPO~(2-)_4 buffer solution
- 借助量子化学中的密度泛函理论(DFT)方法,对2,2-二羟甲基丁醛的结构与性能进行了理论研究,探讨了其结构与性能之间的关系。In this thesis, the structures and properties of DMB were investigated by the density functional theory (DFT) methods.
- 二羟甲基丙酸[化] dimethylolpropionic acid
- 阳离子交换树脂催化合成2-甲基丁酸丁酯Catalytic synthesis of 2-methyl-butyric esters with cation exchange resin
- 二羟甲基dihydroxymethyl
- 其中关键步骤是溴化法呢基三苯基?(8)和2-氧代-3-甲基丁酸乙酯(3)的Wittig反应。The key step in the synthesis is Wittig coupling of farnesyltriphenylphosphonium bromide (8) with ethyl 2-oxo-3-methyl butyrate (3). (3) was prepared by Grignard reaction of ethyl oxalate with iso-propylmagnesium bromide.
- 2,6-二羟甲基酚类与苯并冠醚缩聚合成酚醛型冠醚聚合物The Syntheses and Properties ef Polymeric Crown Ethers
- 3-二甲基丁醛3-dimethylbutyraldehyde
- 3,4-二羟苯丙氨酸3,4-dihydroxyphenylalanine
- 试验采用单因子设计,2-甲基丁酸的添加水平分别为0.0%、0.3%、0.6%、0.9%、1.2%,每个水平4个重复。2-methylbutyrate was added at levels of 0.0%25,0.3%25,0.6%25,0.9%25 and 1.2%25,and each level included 4 repetitions. After the volume of gas production(GP) was recorded,the bacteria nitrogen and the degradation of neutral detergent fiber(NDF) were detected.
- 二羟酸dihydroxylated acid
- 6-羟甲基芦丁Monomethylol Rutoside
- 二羟二酸dihydroxy dibasic acid
- 二羟二丁醚Boutybil; Colenormol; Diskin; Hydroxybutyloxidum
- 甲基丁烯二酸单酯(Z)-2-methyl-2-butenedioic acid-l-methyl ester
- 二羟廿酸[化] dihydroxyarachidic acid
- 乙氧二羟丁酮kethoxal
- 二羟硬酯酸dihydroxystearic acid
- 氨基丁三醇,三羟甲基氨基甲烷,缓血酸铵,三羟甲基甲烷,三羟甲基甲胺Pehanorm; THAM