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Diamino-pentane
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Diamino-pentane Full Name
Diamino-pentane Introduction
Diamino-pentane typically refers to 1,5-Pentanediamine (1,5-Pentanediamine), a linear organic compound containing two amino functional groups. Its chemical formula is C₅H₁₄N₂, with a structural formula of H₂N(CH₂)₅NH₂. At room temperature, pure 1,5-pentanediamine is a colorless or pale yellow viscous liquid with a strong, pungent odor reminiscent of decaying fish. It is soluble in polar solvents such as water and ethanol. The amino groups make it alkaline, allowing it to react with acids to form corresponding salts. As an important biogenic diamine, it plays a role in various physiological and pathological processes in living organisms.
Figure 1. Strcuture of diamino-pentane.
Natural Occurrence and Biological Sources
In nature, 1,5-pentanediamine is most widely recognized as cadaverine. It is produced during the decomposition of proteins through the decarboxylation of lysine by decarboxylase enzymes secreted by microorganisms such as certain bacteria. Thus, it is commonly found in decaying animal tissues, partially spoiled foods (e.g., fish, meat), and as a metabolic byproduct of specific bacteria. Beyond decay processes, trace amounts of cadaverine are also present in the intestines of some living organisms (including humans), certain plants (e.g., legumes), and microorganisms, making it a member of the biogenic amines family.
Physiological Role and Toxicity Mechanisms
Within living organisms, cadaverine, like other biogenic amines (e.g., histamine, putrescine), may participate in regulating certain basic physiological functions at low concentrations. However, when it accumulates excessively in the body, it exhibits significant biological toxicity. Its toxic mechanisms primarily include acting as a vasoactive substance affecting blood pressure, interfering with neurotransmission, and, more critically, binding to specific receptors on cell membranes or directly disrupting membrane structures, thereby inducing apoptosis or necrosis. Ingestion of high concentrations of cadaverine (often from consuming spoiled food) can lead to symptoms such as headaches, palpitations, vomiting, and difficulty breathing, which may become life-threatening in severe cases.
Alternate Names for Diamino-pentane
Diamino-pentane
diamino pentane
dytek ep diamine
DYTEK(R) EP DIAMINE
1,3-PENTANEDIAMINE
1,3-DIAMINOPENTANE
1,3-Diaminopentane, 1,3-Pentanediamine
(3-amino-1-ethyl-propyl)amine
