CAS 10203-28-8 corresponds to 2-dodecanol, a saturated aliphatic secondary alcohol with the chemical formula C ₁ ₂ H ₂ ₆ O, a molecular weight of 186.33, and a transparent colorless liquid at room temperature.

Core identification and physicochemical properties
-Chinese name: 2-dodecanol (alias: 2-dodecanol)
-English name: 2-Dodecanol (alias: Decyl methyl carbinol, Dodecan-2-ol)
-Molecular formula/molecular weight: C ₁₂ H ₂₆ O/186.33
-Appearance: Transparent colorless liquid with a slight waxy odor
-Melting point: about 19 ° C; Boiling point: 249-252 ° C (atmospheric pressure)
-Density: 0.829 g/mL (20 ° C); Flash point:>97 ° C
-Refractive index: n ² ⁰/D ≈ 1.44; Solubility: Insoluble in water, soluble in organic solvents such as ethanol and ether

Main purpose and safety tips
-Application areas: mainly used for synthesizing surfactants, emulsifiers, lubricants, and cosmetic raw materials; Can be used as a synthetic intermediate for ester and ether chemicals.
-Safety information: May be irritating to eyes, skin, and respiratory tract (R36/37/38); During operation, avoid inhaling vapors and direct contact, and wear appropriate protective equipment.
-Storage suggestion: Seal and store in a cool and dry place, away from heat sources and oxidants.

Note: This substance is different from the common “bay alcohol” (usually referring to 1-dodecyl alcohol, CAS 112-53-8), as the two have isomeric structures and different properties and uses.

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2-Dodecanol CAS 10203-28-8
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