黄嘌呤;2,6-二羟基嘌呤;

¥200.00

规格: 5g

CAS 号:69-89-6
英文名字:2,6-Dihydroxypurine;Xanthine
质量标准:≥99%,BR
SKU: MB5064-1 分类: ,

黄嘌呤;2,6-二羟基嘌呤 2,6-Dihydroxypurine;Xanthine
分子式:C5H4N4O2分子量:152.11
简介:黄嘌呤是嘌呤核苷酸代谢的分解代谢产物。 它被黄嘌呤氧化酶降解为尿酸。 黄嘌呤或其衍生物的天然来源包括动物器官,酵母,马铃薯,咖啡豆和茶。

别名:黄嘌呤 ;2,6-二羟基嘌呤,2,6-(1H,3H)-嘌呤二酮, 3,7-二氢-1H-嘌呤-2,6-二酮 ;2,6-Dihydroxypurine
物理性状及指标:
外观:………………白色至类白色固体
溶解性:……………1 M NaOH (50 mg/ml)
敏感性:……………对光线敏感
含量:………………99%
储存条件:常温,避光防潮密闭干燥

运输条件:常温运输
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用途及描述:科研试剂,广泛应用于分子生物学,药理学等科研方面,严禁用于人体。黄嘌呤是嘌呤核苷酸代谢的分解代谢产物。 它被黄嘌呤氧化酶降解为尿酸。 黄嘌呤和黄嘌呤氧化酶用于产生超氧自由基,用于测量超氧化物歧化酶的活性。
使用方法推荐
一:Preparation Instructions:Xanthine is soluble in sodium hydroxide solutions and in acidic solutions. It is soluble in 1 M NaOH (50 mg/ml), with sonication for less than 5 minutes, yielding a clear solution. It is slightly soluble in water (1 g/14.5 L, 16 °C) and in ethanol.
二:Storage/Stability :The decomposition of solutions in 0.5 M H2SO4 or in 10 M NaOH is less than 10% after one hour at 100 °C .
Stock solutions of at least 10 mM in sodium hydroxide can be stored at 2-8 °C for one week
【注意】
●我司产品为非无菌包装,若用于细胞培养,请提前做预处理,除去热原细菌,否则会导致染菌。
●部分产品我司仅能提供部分信息,我司不保证所提供信息的权威性,以上数据仅供参考交流研究之用。
参考文献:
1.Specifications and Criteria for Biochemical Compounds, National Academy of Science, Third Edition, Including the Biogenic Amine Supplement, Washington, D.C., p.182 (1984).
2.McCord, J.M., and Fridovich, I., Superoxide dismutase. An enzymic function for erythrocuprein (hemocuprein). J. Biol. Chem., 244, 6049-6055 (1969).
3.Data for Biochemical Research, 3rd ed., Dawson, R. M. C., et al., Oxford University Press (New York, NY: 1986), p. 94-95.

4.Heinz, F., and Reckel, S., Xanthine Oxidase. Methods of Enzymatic Analysis, Bergmeyer, H.U., ed., 3rd ed., 3, p 210-216, Academic Press, NY (1983).

TESTS SPECIFICATIONS
Appearance Almost white to slightly yellowish powder
Identification HNMR
Solubility 33.33mg/ml NaoH, clear
Purity(HPLC) ≥99%

 

规格

5g

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