1. Appearance and PropertiesAt room temperature and pressure, it is a white to pale yellow crystalline powder. High-purity products appear as white needle-shaped crystals. Prolonged exposure to air or…
1. Appearance and PropertiesAt room temperature and pressure, it is a white to off-white crystalline powder. High-purity products appear as white needle-shaped crystals, which may tinge with a slight …
Appearance and Condition: White to pale yellow crystalline powder at room temperature. White needle-shaped crystals appear at higher purity levels, and the color darkens (e.g., light yellow or light b…
Synthesis Method: Thiosemicarbazide can be prepared by reacting thiosemicarbazide with the corresponding aldehyde or ketone under certain conditions, followed by cyclization and other steps. For examp…
Basic Information:CAS Number: 1454686-15-7.Molecular Weight: 303.93.Molecular Structure: Its molecular structure contains an indanone ring with a bromine atom attached to the 5th and 6th carbon atoms,…
Physical and Chemical PropertiesAppearance: White to pale yellow crystalline powder.Melting Point: 136-141°C.Solubility: Slightly soluble in water, with a solubility of 4.3 g/L at 25°C. Soluble in org…
Application AreasThe core application is as an organic synthesis intermediate, particularly valuable in the pharmaceutical and pesticide fields:Pharmaceutical Synthesis: Used to prepare drug molecules…
Physical and Chemical PropertiesAppearance and Form: Colorless solid.Melting Point: 195-199°C.Solubility: Insoluble in water.SynthesisReaction in ethylene glycol dimethyl ether produces thioformamide,…
Appearance and Condition: Pale yellow to off-white crystalline powder at room temperature, with no noticeable pungent odor. The color is lighter at higher purity levels, while increased impurity conte…
2'-Hydroxychalcone is an important derivative of the chalcone family. Due to the presence of a hydroxyl group (-OH) at the 2' position (ortho to the benzene ring) in its molecular structure, it combin…
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