化学品概述
本品为淡黄色或类白色粉末;无臭。在水中微溶,在乙醇或乙醚中几乎不溶。mp219-220℃, [α]D=-51.30°(c=0.67 g/ml)。。可燃; 受热产生有毒氮氧化物和磷氧化物烟雾
基本信息
- 中文名称:
- 中文别名:
- 英文名称:
- 英文别名:
- 分子式:
- 分子量:
- CAS:
- EINECS编号:
- MDL编号:
- 精确质量:
- InChI:
- InChI Key:
- MOL文件:
- PSA:
- LogP:
- FEMA编码:
- COE编码:
理化性质
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外观性质:
powder;white
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熔点:
260 °C (dec.)(lit.)
- 沸点:
- 密度:
- 折射率:
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比旋光度:
-53.7 º (c=0.7,water)
- 闪点:
- 溶解性:
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酸度系数(pKa):
H2O: 10 mg/mL pH of aqueous solution is approx. 3.0. The sodium salt (A6885) is about 20× more soluble., clear, colorless
- 相对极性:
- PH值:
- 爆炸极限值(explosive limit):
- 敏感性:
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储存条件:
2-8°C
- 检测方法:
- 蒸气压:
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Merck:
14,2708
- BRN:
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NIST化学物质信息:
http://webbook.nist.gov/cgi/cbook.cgi?ID=60-92-4&Units=SI
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EPA化学物质信息:
http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&searchCriteria(advancedCriteria)=casNumber=60-92-4
安全信息
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危化品标志:
C,Xi
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危化代码:
34-36/37/38
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安全代码:
22-24/25-45-36/37/39-26-36
- 海关编码/HS编码:
- 危化品运输编码:
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WGK Germany:
3
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RTECS:
AU7357600
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TSCA:
Yes
- 危化等级:
- 包装类别:
- 毒理资料:
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灭火剂:
干粉、泡沫、砂土、二氧化碳
应用领域
蛋白激酶致活剂。有改善心肌缺氧、扩张冠脉、增强心肌收缩力、增加心排血量等作用,用于心绞痛、急性心肌梗死的辅助治疗,但其作用维持时间较短。偶见发热、皮疹。用于缓解心绞痛及急、慢性心肌梗塞等病症生化研究环化腺苷酸依赖性蛋白激酶 (PKA) 的自然活化剂;cAMP 是一种重要的第二信使,并且在很多系统中与神经递质或激素诱导的受体激活相关;已有显示,cAMP/PKA 信号通路可抑制细胞增殖,诱导分化并导致细胞凋亡
制备方法/合成路线
以5'-AMP为原料5'-AMP复盐的制备 投料比为N,N'-二环已基吗林胍(m):吡啶(V):5'-AMP(m):水(V)=1:9.62:1.19:1.7。将N,N'-二环己基吗啉胍及吡啶加入反应器中,加热至80℃溶解,再加5'-AMP和水,5'-AMP溶解后,在80℃减压蒸馏至干,加少量无水吡啶,减压蒸干,反复两次,得产品。5'-AMP[N,N'-二环己基吗啉胍,吡啶]→[80℃]5'-AMP复盐cAMP粗品的制备 投料比为5'-AMP复盐(m):无水吡啶(V):二环己基碳二亚胺(V)=1:235:1.07。先将二分之一量的无水吡啶与二环已基碳二亚胺混合,在140-145℃下回流,在回流下将5'-AMP复盐与另二分之一量的无水吡啶混合溶液分批缓慢加入,约在3h内加完,加完后继续回流6h,冷却, 70℃减压蒸出吡啶至干,残留物用乙醚和水的混合液(1:1.5)溶解,过滤除去不溶物二环己脲,将滤液中的水层分出,再用乙醚洗三次,用水泵抽去残留的乙醚。5'-AMP复盐[无水吡啶,二环己基碳二亚胺]→[9h]cAMP粗品cAMP粗品的精制 将水层用盐酸调pH为2,过滤除去不溶物,滤液用100目的强碱性苯乙烯系阳离子交换树脂001×7(732)吸附,树脂用量为5'-AMP的80-100倍。然后用1.01mol/L盐酸洗脱,收集第二吸收峰(E260),用碳酸氢铵中和至中性,60℃减压浓缩至cAMP含量为15%-20%为止,过滤,滤液加等体积的乙醇(95%)后,用2mol/L盐酸调pH为2,过滤,干燥,得cAMP成品。cAMP粗品[001×7(732)树脂,盐酸,乙醇]→[pH2]cAMP成品。
参考资料
- Key intracellular regulator of a number of cellular processes; found in most animal cells, in bacteria, and in some higher plants. First isoln and identification: Rall et al., J. Biol. Chem. 224, 463 (1957); Sutherland, Rall, ibid. 232, 1077 (1958). Molecular structure and conformation: Cook et al., J. Am. Chem. Soc. 79, 3607 (1957); Lipkin et al., ibid. 81, 6198 (1959); Watenpaugh et al., Science 159, 206 (1968). Syntheses: Smith et al., J. Am. Chem. Soc. 83, 698 (1961); Borden, Smith, J. Org. Chem. 31, 3247 (1966). Physical data: D. Lipkin et al., J. Am. Chem. Soc. 81, 6075 (1959). Functions as a mediator of hormone-action for a variety of hormones such as epinephrine, glucagon and ACTH, q.q.v. Activates phosphorylation of proteins by protein kinases. Defined as a "second messenger" because of its response to hormones ("first messengers"). Converted from adenosine triphosphate (ATP) by the enzyme adenylate cyclase. Deactivated by cyclic nucleotide phosphodiesterases which convert it to 5¢-adenylic acid. Reviews of biochemical model: Sutherland et al., J. Biol. Chem. 237, 1220-1243 (1962); Robison et al., Annu. Rev. Biochem. 37, 149 (1968); Jost, Rickenberg, ibid. 40, 741 (1971); Sutherland, J. Am. Med. Assoc. 214, 1281 (1970); Pastan, Perlman, Nature New Biol. 229, 5 (1971); G. A. Robison et al., Eds., Ann. N.Y. Acad. Sci. 185, (1971); Losert, Pharmazie 28, 351 (1973). See also Cyclic GMP. Identity with acrasin from cellular slime molds (Dictyostelium species), where it acts as a "first" rather than a "second messenger": Konijn et al., Proc. Natl. Acad. Sci. USA 58, 1152 (1967). Review of quantitative methods: Methods in Molecular Biology vol. 3, "Methods in Cyclic Nucleotide Research", Mark Chasin, Ed. (Marcel Dekker, New York, 1972). Books: G. A. Robison et al., Cyclic AMP (Academic Press, New York, 1971); Advan. Cyclic Nucleotide Res. vols. 1, 2, 3, P. Greengard, G. A. Robison, Eds. (Raven Press, New York, 1972, 1973); Handb. Exp. Pharmaco
- MSDS
图谱
计算化学数据
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疏水参数计算参考值(XlogP):
-2.6
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氢键供体数量 :
3
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氢键受体数量:
6
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可旋转化学键数量:
1
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拓扑分子机型表面积(TPSA) :
155
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重原子数量:
22
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形式电荷:
0
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复杂度:
498
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同位素原子数量:
0
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确定原子立构中心数量:
4
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不确定原子立构中心数量:
0
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确定化学键立构中心数量:
0
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不确定化学键立构中心数量:
0
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共价键单元数量:
1