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- Butadiene vinyl pyridine rubber latex. 丁二烯、乙烯基吡啶經(jīng)乳液共聚制得的膠乳。
- Pyridine is a colorless chemical liquid. 吡啶是一種無(wú)色的化學(xué)液體。
- The Food, Drug, and Cosmetics Act of 1938 followed the Elixir Sulfonamide tragedy. 1938年的食品、藥品與化妝品法是在發(fā)生萬(wàn)能藥磺胺制劑之后出臺。
- Do not take with sulfonamide since PABA interferes with the activity of the drug. 警告：不能和磺胺藥物一起使用因為PABA會(huì )影響藥性。
- The N-phenyl-N-benzoyl sulfonamide resin (5hb) was found to be regenerated three times without loss of their activity. N-苯基-苯甲醯基磺醯胺樹(shù)脂重復使用3次沒(méi)有發(fā)現活性降低。
- He introduced (1935) the use of Prontosil, the first sulfonamide antibacterial drug, as a cure for puerperal fever. 1935年成功的將新發(fā)現的抗菌藥百浪多息用于治療產(chǎn)褥熱。
- The fixation of CO2 carried out by these autotrophs, in addition to ATP, requires reduced pyridine nucleotide. 除ATP外，由這些自養生物進(jìn)行的CO2固定，需要還原的吡啶核苷酸。
- The pyridine was chemisorbed at both Lewis and Bronsted sites on the glass surface. 在玻璃表面上，吡定都是化學(xué)地吸收在路易斯和布朗斯特德位置上的。
- Critric acid bacillus is high sensitivity on gentamycin,amikacin,kanamycin and cephalothin, is low sensitivity on pencillin,streptomycin,acheomycin and syntactic sulfonamide. 枸櫞酸桿菌對慶大霉素、丁胺卡那霉素、卡那霉素、頭孢類(lèi)抗生素等高度敏感,而對青霉素、鏈霉素、四環(huán)素、復合磺胺等不敏感;
- Heterocylic aromatics such as pyridine and pyrimidines also give a somewhat similar set of bands in the 1600 cm region. 雜環(huán)芳香族結構類(lèi)如吡啶、嘧啶類(lèi)化合物在1600厘米-1(6.;25微米)區域也有相似的一組譜帶。
- A pyridine derivative, C18H11NO3, occurring especially in cereals, yeast, liver, and fish and serving as a coenzyme in amino acid synthesis. 吡哆醇吡啶的衍生物，c18h11no3，尤其出現于谷類(lèi)，酵母，肝臟和鱗中，作為氨基酸合成作用中的輔酶
- A study on the effect of deep-frying at different times and temperatures on sulfonamide (SA) residues in chicken meat-balls has been carried out. 摘要本研究主要是探討在不同溫度及時(shí)間深度油炸雞肉丸對磺胺劑殘留之影響。
- The synthetic methods of glutaraldehyde from pyridine, pyrane, 1,5-pentadiol, or cyclopentene, etc., are introduced. 介紹了戊二醛的合成方法，包括吡啶法、吡喃法、1，5-戊二醇法、環(huán)戊烯氧化法等。
- Sulfonamide alcohols were found to have moderate catalytic activity and weak asymmetric induction during the addition of diethylzinc to benzaldehyde. 這4個(gè)手性磺酰胺醇表現出中等程度的催化活性和較差的不對稱(chēng)誘導作用。
- A semi-empirical LCAO-MO-AM 1 calculation is performed for some substituted pyridine N-oxide. 在LCAO-MO-AM1水平上計算了取代氧化吡啶的氣相質(zhì)子化能.
- N-Methyl-4-aminobenzyl sulfonamide, a key intermediate for synthesis of the pharmaceutical substance Sumatriptan, was prepared throught four steps. 該合成方法鮮見(jiàn)報道,且操作簡(jiǎn)單,所得產(chǎn)品純度也較高,可以用來(lái)進(jìn)一步合成藥物舒馬普坦。
- The typical K-F reagent has disadvantage of high poisonousness and pyridine malodor. 經(jīng)典K-F試劑缺點(diǎn)是毒性大,且具有吡啶的惡臭。
- The influence of chloride ions on SERS of PABA (p-aminobenzioc acid) and pyridine in Ag sol were discussed. 討論氯離子對銀膠體系中對氨基苯甲酸(PABA)和吡啶(pyr)的表面增強喇曼散射(SERS)效應的影響。
- We studied the recovery of the crude pyridine from coking plant waste water using the direct acid-cleaning method. 對氨水萃取脫酚溶劑（粗苯）直接酸洗回收粗吡啶進(jìn)行了研究。
- Aming the synthetic methods of DMAP,the methad for preration of DMAP from pyridine and thiony chloride was studied. 在合成4二甲氨基吡啶的各種方法中,作者對以吡啶和氯化亞砜為原料的合成方法作了研究。
