Polyethyleneimine (PEI): A Versatile Polymer with Diverse Applications in Biotechnology and Industry
Polyethyleneimine (PEI): A Versatile Polymer with Diverse Applications in Biotechnology and Industry Polyethyleneimine (PEI), also known as polyazacyclopropane, is a water-soluble, highly charged polymer consisting of a chain of monomers (-CH2CH2NH-).PEI contains a large number of amino groups on its surface, which are rich in positive charge in near-neutral solution.The surface of PEI can be […]
Octanoyl Hydroxamic Acid: A Promising Preservative Synergist in Cosmetics – Applications, Safety, and Regulatory Considerations
Octanoyl Hydroxamic Acid: A Promising Preservative Synergist in Cosmetics – Applications, Safety, and Regulatory Considerations Application status of octanoyl hydroxamic acid in cosmetics Cosmetics are rich in nutrients, such as water, various types of oils and fats, and various functional additives, which can provide rich carbon and nitrogen sources for microorganisms, and thus easily lead […]
Alginate in Food Applications: Functions and Specific Uses
The main role of alginate in foods Stabilization Sodium alginate replaces starch and gelatin as stabilizer for ice cream, which can control the formation of ice crystals and improve the taste of ice cream, and also stabilize mixed drinks such as sugar-water ice-cream, ice-cream and frozen milk. Many dairy products, such as refined cheese, guandan […]
Alginic Acid and Alginates: Extraction, Structure, Properties, and Industrial Applications in Food and Pharmaceuticals
Alginic acid and alginate are mainly polysaccharides extracted from brown algae of the genus Kombu, as well as Ecklonia maxima, Macrocystis pyrifera, Ascophyllum nodosum, Fucus serratus and other varieties of seaweeds in the genus. Alginic acid and alginate is a main product of seaweed industry in China. According to its nature, it can be mainly […]
Ellagic Acid: Structure, Properties, Applications, and Synthesis Methods
Ellagic Acid: Structure, Properties, Applications, and Synthesis Methods Structure and Properties Molecular Structure Ellagic acid is a polyphenolic compound characterized by a complex molecular structure comprising two lactone rings fused to a central aromatic ring system. It is formally known as a dimeric derivative of gallic acid, where two molecules of gallic acid are linked […]
Imidazole: Chemical Structure, Properties, Applications, and Synthesis Methods
Imidazole: Chemical Structure, Properties, Applications, and Synthesis Methods Chemical Structure and Properties Chemical Structure Molecular Formula: C₃H₄N₂ Molecular Weight: 68.08 g/mol Structural Formula: Imidazole is a five-membered planar ring structure, consisting of three carbon atoms and two nitrogen atoms at the 1 and 3 positions. The nitrogen atoms are sp² hybridized, contributing to the aromaticity […]
4-Aminobenzoic Acid : Chemical Properties, Industrial Applications, and Synthesis Methods
4-Aminobenzoic Acid (PABA): Chemical Properties, Industrial Applications, and Synthesis Methods Chemical Structure and Properties Chemical Structure Molecular Formula: C7H7NO2 Molecular Weight: 137.14 g/mol IUPAC Name: 4-Aminobenzoic acid CAS Number: 150-13-0 Physical Properties Appearance: PABA typically appears as a white to pale yellow crystalline powder. Melting Point: 187-189°C This relatively high melting point indicates its stability […]
Chlorobenzophenone: Properties, Applications, Synthesis, and Safety Considerations
Chlorobenzophenone: Properties, Applications, Synthesis, and Safety Considerations 4-Chlorobenzophenone, also known as p-Chlorobenzophenone, is a chemical compound with the molecular formula C13H9ClO. It belongs to the class of aromatic ketones and is used in various industrial applications, including as an intermediate in organic synthesis. Chemical Properties Molecular Formula: C13H9ClO Molecular Weight: 216.66 g/mol CAS Number: 134-85-0 […]
Guanidine Hydrochloride: Properties, Applications, and Synthesis Methods
Guanidine Hydrochloride: Properties, Applications, and Synthesis Methods Chemical Properties The chemical formula is as follows: The chemical formula for CH5N3·HCl is C₉H₁₄N₃·HCl, with a molecular weight of 95.53 g/mol. It has the following appearance: The compound is a white crystalline solid that is highly soluble in water. Its melting point is 180-185°C (356-365°F). Physical Properties […]
Octadecanedioic Acid: Properties, Applications, Synthesis, and Comparative Analysis
1. Chemical Identity: Name: Octadecanedioic acid CAS Number: 871-70-5 Molecular Formula: C18H34O4 IUPAC Name: Octadecanedioic acid Other names: 1,18-Octadecanedioic acid, C18 diacid 2. Physical and Chemical Properties: Appearance: White crystalline solid Molecular Weight: 314.46 g/mol Melting Point: 123-124°C Boiling Point: 250°C (at 4 mmHg) Solubility: Slightly soluble in water, soluble in organic solvents 3. Applications 1) Polymer Production […]
o-Anisidine (2-Methoxyaniline): Chemical Properties, Synthesis, Applications, and Safety Considerations
o-Anisidine (2-Methoxyaniline): Chemical Properties, Synthesis, Applications, and Safety Considerations o-Anisidine CAS 90-04-0 o-Anisidine, also known as 2-methoxyaniline, is an aromatic amine with the chemical formula C7H9NO. It is a colorless to yellowish liquid with a characteristic odor, used primarily as an intermediate in the synthesis of various dyes, pigments, and pharmaceuticals. 1. Chemical Properties IUPAC Name: […]
Exploring Saponins (CAS 8047-15-2): Chemical Properties, Sources, Applications, and Benefits
Saponins are a class of natural compounds known for their surfactant properties. Derived from various plant sources, saponins have a wide range of applications due to their ability to form soap-like foams when shaken with water. This article will explore the chemical properties, sources, applications, and benefits of saponin (CAS 8047-15-2). 1. Chemical Properties Chemical Formula: […]
4-Hydroxybenzaldehyde: Structure, Synthesis, Applications, and Safety
1. Chemical Structure and Properties Molecular Structure 4-Hydroxybenzaldehyde, also known as p-hydroxybenzaldehyde, has a benzene ring with two functional groups: A hydroxyl group (-OH) at the para position (carbon 4). An aldehyde group (-CHO) at the para position relative to the hydroxyl group. The structural formula can be represented as: OH | C6H4 | CHO […]
Pectin: Chemical Structure, Natural Sources, Industrial Production, and Applications
1. Chemical Structure and Properties Pectin is a complex heteropolysaccharide with a diverse structural composition that varies depending on its source and extraction method. 1) Primary Structure Main chain: Linear backbone of α-(1→4)-linked D-galacturonic acid units Degree of Esterification (DE): Percentage of carboxyl groups esterified with methanol High-methoxyl (HM) pectin: DE > 50% Low-methoxyl (LM) pectin: DE […]
1,3-Propanediol (PDO): Properties, Synthesis, Applications, and Potential in the Textile Industry
1,3-Propanediol (PDO): Chemical Formula: C3H8O2 IUPAC Name: Propane-1,3-diol CAS Registry Number: 504-63-2 Molecular Weight: 76.09 g/mol 1. Physical Properties Appearance: Colorless, viscous liquid Melting Point: -32°C (-25.6°F) Boiling Point: 214°C (417.2°F) Density: 1.0597 g/cm³ at 20°C Solubility: Miscible with water and many organic solvents 2. Chemical Properties PDO is a diol, containing two hydroxyl groups It can […]