Formic acid
Formic acid is one of the basic organic chemical raw materials, widely used in pesticides, leather, dyes, pharmaceuticals and rubber industries.
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Name: Sodium bicarbonate CAS No.: 144-55-8 Appearance: White powder or opaque monoclinic system fine crystals Molecular formula: CHNaO3 Molecular Weight: 84.01 Melting point:>300 °C(lit.) PACKAGE:25KG/BAG
Name: Dichroromethylvinylsilane CAS number: 124-70-9 Molecular formula: C3H6Cl2Si Molecular weight: 141.07 EINECS number: 204-710-3 Mol file: 124-70-9.mol
Name: Vinyltrimethylsilane CAS number: 754-05-2 Molecular formula: C5H12Si Molecular weight: 100.23 EINECS number: 212-042-9 Mol file: 754-05-2.mol
Name: Ethoxydimethylvinylsilane CAS number: 5356-83-2 Molecular formula: C6H14OSi Molecular weight: 130.26 EINECS number: 226-341-7 Mol file: 5356-83-2.mol
Name: CHLORODIMETHYLPINYLSILANE CAS number: 1719-58-0 Molecular formula: C4H9ClSi Molecular weight: 120.65 EINECS number: 217-007-1 Mol file: 1719-58-0.mol
Name: 1,1,3,3-TETRAMETHYL-1,3-DIVINYLDISILAZANE CAS number: 7691-02-3 Molecular formula: C8H19NSi2 Molecular weight: 185.41 EINECS number: 231-701-1 Mol file: 7691-02-3.mol
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Description:
Aminophenol is also called hydroxyaniline and aminohydroxybenzene. There are 3 isomers, namely o-aminophenol, m-aminophenol, p-aminophenol. In 1874, Baeyer et al first prepared p-aminophenol. Due to the different relative positions of hydroxyl and amino groups, the three are also different in physicochemical properties. This product is weakly alkaline, weakly acidic and strongly reducing. Because it has two groups of amino group and phenol at the same time, it has the commonality of both. Very unstable in air and sunlight, especially sensitive to oxygen in humid air, especially the ortho and para positions are more easily oxidized to deepen the color, mainly to generate aminophenoxazine derivatives after oxidation.
Molecular structure:
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