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: […]

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: […]

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 […]

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): 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 […]

1. Description and Properties: Physical Appearance: Croscarmellose sodium is a white or off-white, free-flowing powder. Solubility: It is insoluble in water but swells rapidly to many times its original volume when added to water, forming a gel-like substance. pH Range: Typically, it shows stability in the pH range of 1.0 to 11.0. Particle Size: Usually available […]