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Arginine

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Identification
Molecular formula
C6H14N4O2
CAS number
74-79-3
IUPAC name
2-amino-5-guanidino-pentanoic acid
State
State

At room temperature, Arginine is typically in a solid state, appearing as a crystalline powder.

Melting point (Celsius)
244.00
Melting point (Kelvin)
517.00
Boiling point (Celsius)
250.00
Boiling point (Kelvin)
523.00
General information
Molecular weight
174.20g/mol
Molar mass
174.2010g/mol
Density
1.4700g/cm3
Appearence

Arginine commonly appears as a white crystalline powder. It is highly soluble in water.

Comment on solubility

Solubility of 2-amino-5-guanidino-pentanoic acid

2-amino-5-guanidino-pentanoic acid (C6H14N4O2), also known as arginine, exhibits notable solubility characteristics that make it valuable in both biological and chemical contexts.

General Solubility Behavior

This compound is generally categorized as:

  • Water-soluble: 2-amino-5-guanidino-pentanoic acid dissolves readily in water due to its polar functional groups, allowing for interactions with water molecules.
  • Partial solubility in organic solvents: The solubility in organic solvents can vary, often dependent on the solvent’s polarity.

Factors Affecting Solubility

The solubility can be influenced by several factors:

  • pH of the solution: Being an amino acid, its solubility can be enhanced in acidic or basic environments that facilitate deprotonation or protonation.
  • Temperature: Like many compounds, increasing temperature typically increases solubility.
  • Presence of other ions or compounds: Specific ions can either promote or hinder solubility through interactions.

Conclusion

In summary, 2-amino-5-guanidino-pentanoic acid is highly soluble in water, an attribute that allows for its broad application in various fields, especially in biochemistry where it plays a vital role in metabolic pathways. Its solubility characteristics underscore its significance in biological systems, making it an important compound for study and utilization.

Interesting facts

Interesting Facts about 2-Amino-5-guanidino-pentanoic Acid

2-amino-5-guanidino-pentanoic acid, also known as arginine, is a fascinating amino acid with a range of biological roles and potential health benefits. Here are some key insights:

  • Essential Amino Acid: While the human body can synthesize arginine, it is considered a conditional essential amino acid; during periods of stress or illness, supplementation may be necessary.
  • Precursor to Nitric Oxide: One of the most vital roles of arginine is its transformation into nitric oxide (NO), a molecule that facilitates vasodilation, improving blood flow and cardiovascular health.
  • Role in Protein Synthesis: As a building block of proteins, arginine is critical for the structure and function of various proteins, supporting muscle growth and recovery.
  • Immune Function: Arginine plays a significant role in stimulating the immune system, enhancing the activity of immune cells, which can aid recovery from illness.
  • Potential Benefits: Research is ongoing into the potential benefits of arginine in a variety of health areas, including:
    • Enhancing exercise performance
    • Improving erectile dysfunction
    • Promoting wound healing

With its diverse functions, 2-amino-5-guanidino-pentanoic acid serves as a vital component for various biochemical pathways. As stated by researchers, "Arginine is not just another amino acid; it is a critical player in our body's complex biochemical orchestra." This highlights the importance of maintaining adequate levels of this amino acid in our diets.

Exploring the potential of arginine continues to be an exciting frontier in biochemical research, promising insights into enhanced health and wellness.

Synonyms
DL-Arginine
7200-25-1
Arginine, DL-
2-amino-5-guanidinopentanoic acid
(+-)-Arginine
FL26NTK3EP
L(+)-Arginine
MFCD00063117
CCRIS 8597
7004-12-8
EINECS 230-571-3
DL-2-Amino-5-guanidinopentanoic acid
arginin
DTXSID8022618
DL-Arginine Hydrate
D(-)-Arginine
C6H14N4O2
D-Arg
WLN: MUYZM3YZVQ &GH
Arginine monohydrochloride, L-(+)-
UNII-FL26NTK3EP
2-amino-5-carbamimidamidopentanoic acid
Harg
DL arginine
NSC206269
3h-arginine
Arginine #
NCGC00015064-02
Amino acid(Arg-)
L-arginine;Arginine
2-amino-5-(carbamimidamido)pentanoic acid
arginine + ornithine
DL-2-amino-5-guanidovaleric acid
L-ARGININE,
Arg130
SCHEMBL1790
SCHEMBL290308
DTXCID902618
SCHEMBL13337955
CHEBI:29016
2-amino-5-guanidino-valeric acid
N~5~-(diaminomethylidene)ornithine
Ornithine, N5-(aminoiminomethyl)-
BCP29342
BCP34416
HY-N0454
BBL028093
DL-Arginine, >=97.0% (NT)
pentanoic acid, 2-amino-5-guanido-
s5549
STL186110
STL191431
AKOS001042136
AKOS016050614
AKOS022902523
CCG-266392
FA29198
Norvaline, 5-[(aminoiminomethyl)amino]-
AS-14180
DA-62936
SY018359
SY061688
(+/-)-2-Amino-5-guanidinopentanoic acid
DB-043338
DB-227241
CS-0008983
NS00005927
EN300-34006
C02385
2-azaniumyl-5-(diaminomethylideneamino)pentanoate
L000918
H-D-Arg-OH;(R)-2-amino-5-guanidinopentanoic acid
Pentanoic acid, 2-amino-5-[(aminoiminomethyl)amino]-
Q27104032
Z56896349
L-Arginine, from non-animal source, suitable for cell culture
(+/-)-2-Amino-5-guanidinopentanoic acid;DL-2-Amino-5-guanidinovaleric acid;H-DL-Arg-OH
(S)-(+)-Arginine; 2-Amino-5-guanidinovaleric acid; 2-Amino-5-guanidinopentanoic acid
230-571-3
InChI=1/C6H14N4O2/c7-4(5(11)12)2-1-3-10-6(8)9/h4H,1-3,7H2,(H,11,12)(H4,8,9,10