Examlex
According to the principle of superposition, in a stacked sequence of sedimentary rock layers the oldest layers are at the top.
IUPAC Name
The official systematic name of a chemical substance as determined by the International Union of Pure and Applied Chemistry guidelines.
IUPAC Name
The systematic naming of chemical compounds as per the rules set by the International Union of Pure and Applied Chemistry.
IUPAC Name
The standard naming convention for chemical compounds, as defined by the International Union of Pure and Applied Chemistry.
β-methoxybutyraldehyde
An organic compound, specifically an aldehyde with a methoxy group in the beta position relative to the aldehyde function.
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