Choline glycerophosphate (GPC), the molecular formula is C8H20NO6P, CAS 28319-77-9. Is a white crystalline powder, its color may vary depending on the source and production process. It is a complex formed by glycerophosphate and choline chloride, which has complex structure and biological activity. Soluble in water and acetone, insoluble in ethanol, methanol and other organic solvents. The solubility in water is 0.5g/mL, and its solubility is related to temperature, which increases with the increase of temperature. It is an optically active compound with optical activity. When it is dissolved in water, its specific rotation is +2.5 to +3.5°. Very stable at room temperature, but decomposes at high temperatures. At temperatures below 150°C, its thermal stability is good, so it can be used in preparation and processing. It is an alkaloid compound, which acts as an intermediary substance of lipid metabolism in the human body and has many physiological activities and pharmacological functions.
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Choline glycerophosphate is widely used in food, pharmaceuticals, cosmetics and other fields, and has many biological activities and pharmacological effects.
1. As a nutritional supplement:
GPC is an important nutritional supplement that increases choline levels in the body. Choline is an important neurotransmitter and structural component that plays key roles in every aspect of the body. Therefore, GPC is used as a nutritional supplement to treat some neurological diseases, such as senile dementia and Alzheimer's disease.
2. As a cosmetic raw material:
GPC as a cosmetic raw material can be used to improve the quality of skin and hair. Thanks to its moisturizing power, it promotes the hydration of the skin. Plus, it repairs damaged tissue and relieves issues like skin irritation. Therefore, GPC is widely used in skin care and hair care products.
3. As a food additive:
GPC is also widely used in food processing, especially in high-protein foods and beverages. It increases product stability and moisture retention, and enhances taste and quality. In addition, it can also enhance liver function, improve human immunity, and promote fat metabolism.
4. Improve muscle endurance and reduce muscle fatigue:
GPC is believed to improve athletic performance and muscular endurance by promoting muscle utilization of fat. It reduces lactic acid buildup and reduces post-workout fatigue, which is important for athletes and fitness enthusiasts.
5. As a pharmacotherapeutic agent:
GPC is also used as a therapeutic agent in certain medicines, such as treating epilepsy and brain damage. It enhances neurotransmission and cell protection mechanisms in the brain, thereby reducing symptoms of neurological disorders.
6. As a chemical reagent:
GPC is also widely used in chemical reagents and industrial fields. It can be used in chromatin isolation, cell culture, gene transfection and enzyme reaction, etc. It can also act as a surfactant to enhance the stability of certain chemical reagents.
In summary, GPC is a compound with wide application value, which can play a role in nutritional supplements, cosmetics, food, drug therapy, chemical reagents, etc. Although its various applications are still being researched, as people's understanding of it deepens, it is believed that it will expand broad market prospects in more fields.
Choline glycerophosphate is a lipid that has been widely used in the fields of medicine, nutrition and cosmetics due to its biological activity and pharmacological effects. The synthetic method of this compound mainly contains following several kinds:
1. Phospholipid synthesis method:
The phospholipid synthesis method is one of the more commonly used methods for synthesizing GPC. The basic principle is to esterify nutrients such as choline with phosphate, and then use a phosphorylation agent to perform phosphorylation reaction to finally obtain product.
Specific steps are as follows:
(1) Mix choline and glycerol to react to form glycerophosphate and free choline.
(2) Under certain conditions, use a phosphorylation agent such as dimethylaminoethyl ammonium chloride for phosphorylation to combine free choline with glycerophosphate to form product.
The advantage of this method is that the reaction conditions are simple and the cost is low, but the reaction time and temperature need to be controlled to avoid side reactions.
2. Chemical synthesis method:
In addition to the phospholipid method, GPC can also be prepared by chemical synthesis. This method basically directly mixes choline and glycerol compounds, and uses acid or base to catalyze the reaction to obtain GPC. Specific steps are as follows:
(1) Mix choline and glycerol compounds and react under acid or base catalyzed conditions.
(2) The reaction generates an unstable intermediate product, which is then captured by Phospho-ethanolamine to form product.
The disadvantage of this method is that the chemical synthesis process is complicated, the reaction conditions need to be controlled, and the product purity is low.
3. Biosynthesis method:
The biosynthesis method uses microorganisms to naturally produce through metabolic and organic synthesis pathways, which is a green and environmentally friendly synthesis method.
Specific steps are as follows:
(1) GPC is produced by fermentation using microbial strains with suitable metabolic pathways.
(2) Collect and wash with pure water under specific conditions to finally obtain GPC with high purity.
The advantage of this method is that the chemical process is simple, the cost is relatively low, and it can produce high-quality products at the same time.
In short, the above three methods can be used for the production of GPC, each method has its advantages and disadvantages, and the appropriate method can be selected according to actual needs.
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Chemical Formula |
C13H35N2O8P |
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Exact Mass |
378 |
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Molecular Weight |
378 |
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m/z |
378 (100.0%), 379 (14.1%), 380 (1.6%) |
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Elemental Analysis |
C, 41.26; H, 9.32; N, 7.40; O, 33.82; P, 8.19 |
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Method for structural analysis of Choline glycerophosphate:
Infrared spectroscopy is a commonly used structural analysis method that can be used to determine the functional groups and molecular structure of substances. For GPC, the main absorption peaks in its infrared spectrum are as follows:
- The peak at 3400cm^-1 indicates N-H stretching vibration;
- The peak at 2920-2850cm^-1 represents the C-H stretching vibration of methyl and ethyl;
- The peak at 1740cm^-1 represents the stretching vibration of the carbonyl group (C=O);
- The peak at 1400-1200cm^-1 represents the stretching vibration of the phosphate group.
Mass spectrometry can provide information on the molecular mass and molecular structure of a substance. For GPC, it can be analyzed by mass spectrometry. In the mass spectrum, one molecular ion peak [M+H]+ can be observed with a mass-to-charge ratio of 258.2. This shows that the molecular weight of GPC is 257.22g/mol, which is basically consistent with the theoretical value.
NMR analysis is a commonly used structural analysis method that can be used to determine the molecular structure and functional groups of substances. For GPC, ^1H and ^31P NMR analysis methods can be used. In the ^1H NMR spectrum, information such as the peak position, quantity and chemical shift of the methyl and ethyl groups can be observed, which helps to determine the molecular structure. In the ^31P NMR spectrum, information such as the chemical shift and coupling constant of the phosphorus atom can be observed, which helps to determine the position and quantity of the phosphate radical.
Through the above structural analysis methods, the molecular structure of GPC can be determined, so as to deeply understand its biological and pharmacological effects, and provide a theoretical basis for its application in different fields.
Choline glycerophosphate is a phospholipid widely used in the fields of nutrition, medicine and cosmetics, and has important biological and pharmacological effects. Its discovery history involves many fields such as human nutrition, neuroscience, and synthetic chemistry, and many scientists have made important contributions.
Chemist A.W. Hofmann successfully extracted Choline from cow brain for the first time, which marked the beginning of the isolation and research of Choline. Subsequent studies have found that Choline is an essential nutrient for the human body, which plays an important role in human growth and development, nervous system components and liver protection.
Scientists have known for a long time that chemical signals in neurotransmission depend on compounds, and choline is one of the compounds at stake. On this basis, scientists began to study how to approach the goal of choline, so they gradually understood the relationship between the structure and function of choline.
Scientists have known that the main metabolite of Choline in the human body is Phosphatidylcholine (Phosphatidylcholine), but they have not found an easy way to synthesize Choline and glycerol phosphate into Phosphatidylcholine.
Scientists such as C. H. Eugster and L. F. L. Peng discovered a new solution component present in chicken liver while studying the source of phosphorylcholine in chicken liver. This substance is similar to phosphorylcholine in terms of molecular weight, color, and solution flow rate, but its chemical structure is different from phosphorylcholine. After extensive research, this substance was finally identified as GPC.
As the research on GPC continues to deepen, scientists gradually understand its biological function and pharmacological effects in the human body, and gradually develop a series of technologies and methods for actual production.
For example, GPC can be used as a nutritional supplement to help the body absorb more choline, which can protect the liver and promote brain health. At the same time, it can also be used as a cosmetic ingredient to enhance skin moisturizing properties and repair damaged tissues. In addition, GPC can also reduce lactic acid accumulation and enhance muscle endurance, so it is widely used in the field of sports nutrition and sports health care.
In a word, the discovery process of GPC involves many research fields. During the research process, scientists have made many important discoveries and developed many technologies and methods for practical production. It can be predicted that with the deepening of understanding of GPCe, it will play an important role in more fields.
What are the side effects of this compound?
1.Mild side effects
Gastrointestinal discomfort
Some people may experience mild gastrointestinal discomfort such as nausea, vomiting, or diarrhea after taking this compound. This is usually due to individual differences or sensitivity to drug ingredients.
Allergic reaction
Although allergic reactions to this compound are relatively rare, theoretically any substance can cause an allergic reaction. If allergic symptoms such as rash, itching, redness, etc. occur, stop using immediately and seek medical attention.
2.Potential risk
Liver and kidney burden
Long term or excessive use of this compound may increase the burden on the liver and kidneys, as they are the main organs for drug metabolism and excretion. For patients with liver and kidney dysfunction, caution should be exercised when using glycerophosphocholine.
Drug interactions
This compound may interact with other drugs, thereby affecting the efficacy of the drug or increasing the risk of side effects. Therefore, when using it, doctors should be informed of other medications they are currently taking to avoid potential drug interactions.
3.Precautions
- Individual differences: Different individuals may have different reactions to the compound. Therefore, when using it, adjustments should be made according to one's specific situation and the doctor's advice.
- Moderate use: Follow the doctor's advice and use the compound in moderation to avoid overdose or abuse.
- Monitoring changes in the condition: During use, one should closely monitor changes in their own condition and promptly report any discomfort symptoms to the doctor
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