1) 6-substituted amino purine derivatives
6-取代胺基嘌呤衍生物
1.
Four new 6-substituted amino purine derivatives were synthesized from guanine by acylation, chlorination and hydrolysis to give 2-amino-6-chloropurine, which was subjected to condensation with toluenethiol and then reaction with substituted amines.
鸟嘌呤经酰化、氯化并水解得2-氨基-6-氯嘌呤,与苄硫醇反应所得2-氨基-6-苯甲硫基嘌呤,再与取代胺反应制得6-取代胺基嘌呤衍生物1a～1d。
2) 8-substituted-purine derivative
8位取代嘌呤衍生物
3) 6-pyrrolidinylpurine derivatives
6-四氢吡咯嘌呤衍生物
4) purine derivatives
嘌呤衍生物
1.
Review of purine derivatives in urine to estimate rumen microbial protein production;
用尿中嘌呤衍生物估测瘤胃微生物蛋白产量的研究进展
2.
Effect of different dietary levels on excretion of urinary purine derivatives in young buffalo
不同日粮采食水平对青年母水牛尿中嘌呤衍生物排出规律的影响研究
3.
The chromatographic behavior of purine derivatives on a new cucurbit[6]uril monorotaxane-bonded silica stationary phase(CB6MRBS) was studied using high performance liquid chromatography both under normal and reversed-phase modes.
在反相和正相色谱模式下,研究了几种嘌呤衍生物在葫芦[6]脲单轮烷键合硅胶固定相上的高效液相色谱行为,并在反相模式下与OD S固定相进行了比较,考察了流动相中甲醇含量、流动相pH值和离子强度对嘌呤化合物保留的影响。
5) Purine derivative
嘌呤衍生物
1.
8 g/head/d) of supplemental lanthanum chloride to evaluate the effects of different lanthanum chloride levels on ruminal pH,NH3-N,VFA,nutrients degradability and purine derivatives of urine.
8 g/head/d)对瘤胃pH、NH3-N、VFA、营养物质降解及尿嘌呤衍生物浓度的影响。
2.
A method of high performance liquid chromatography(HPLC) coupled with UVD was developed for the determination of purine derivatives(PD),including allantoin,creatinine,uric acid,xanthine and hypoxanthine,and creatinine in white yak\'s urine and plasma samples.
建立了牦牛血浆及尿中的嘌呤衍生物及肌酐含量测定的HPLC/UVD方法。
3.
【Objective】The objective of this study was to evaluate the effects of glycerol supplementation on rumen fermentation, urinary excretion of purine derivatives, nutrients digestibility, energy metabolism and nitrogen balance of steers.
【目的】研究丙三醇对西门塔尔牛瘤胃发酵、尿嘌呤衍生物含量、日粮养分表观消化率、能量代谢及氮平衡的影响。
6) 6-BA
6-苄胺基嘌呤
补充资料：6-
分子式 C8H8N2O4
分子量 196.16
CAS号 81153-73-3
N-（6-甲基-3-吡喃-2,4-二酮）亚甲基脲熔点214-216℃（分解）。稍溶于水,几乎不溶于甲醇和乙醇。
用途;N-（6-甲基-3-吡喃-2,4-二酮）亚甲基脲为有机合成中间体。在医药工业上主要用于合成头孢匹胺和头孢酚苄唑。
分子量 196.16
CAS号 81153-73-3
N-（6-甲基-3-吡喃-2,4-二酮）亚甲基脲熔点214-216℃（分解）。稍溶于水,几乎不溶于甲醇和乙醇。
用途;N-（6-甲基-3-吡喃-2,4-二酮）亚甲基脲为有机合成中间体。在医药工业上主要用于合成头孢匹胺和头孢酚苄唑。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条