enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. 3-Methylpyridine - Wikipedia

    en.wikipedia.org/wiki/3-Methylpyridine

    3-Methylpyridine or 3-picoline, is an organic compound with formula 3-CH 3 C 5 H 4 N. It is one of three positional isomers of methylpyridine , whose structures vary according to where the methyl group is attached around the pyridine ring.

  3. Picoline - Wikipedia

    en.wikipedia.org/wiki/Picoline

    Picoline refers to any of three isomers of methyl pyridine (CH 3 C 5 H 4 N). They are all colorless liquids with a characteristic smell similar to that of pyridine. They are miscible with water and most organic solvents.

  4. Azeotrope tables - Wikipedia

    en.wikipedia.org/wiki/Azeotrope_tables

    This page contains tables of azeotrope data for various binary and ternary mixtures of solvents. The data include the composition of a mixture by weight (in binary azeotropes, when only one fraction is given, it is the fraction of the second component), the boiling point (b.p.) of a component, the boiling point of a mixture, and the specific gravity of the mixture.

  5. Methyl nicotinate - Wikipedia

    en.wikipedia.org/wiki/Methyl_nicotinate

    Methyl pyridine-3-carboxylate. Other names Nicotinic acid methyl ester; Nikomet. Identifiers CAS Number. ... C 7 H 7 N O 2: Molar mass: 137.138 g·mol −1 Melting point:

  6. 4-Methylpyridine - Wikipedia

    en.wikipedia.org/wiki/4-Methylpyridine

    4-Methylpyridine is the organic compound with the formula CH 3 C 5 H 4 N. It is one of the three isomers of methylpyridine. This pungent liquid is a building block for the synthesis of other heterocyclic compounds. Its conjugate acid, the 4-methylpyridinium ion, has a pK a of 5.98, about 0.7 units above that of pyridine itself. [1]

  7. Pyridinecarboxylic acid - Wikipedia

    en.wikipedia.org/wiki/Pyridinecarboxylic_acid

    A pyridinecarboxylic acid is any member of a group of organic compounds which are monocarboxylic derivatives of pyridine. Pyridinecarboxylic acid comes in three isomers: Picolinic acid (2-pyridinecarboxylic acid) Nicotinic acid (3-pyridinecarboxylic acid), also known as Niacin; Isonicotinic acid (4-pyridinecarboxylic acid)

  8. Isonicotinic acid - Wikipedia

    en.wikipedia.org/wiki/Isonicotinic_acid

    Isonicotinic acid or pyridine-4-carboxylic acid is an organic compound with the formula C 5 H 4 N(CO 2 H). It is a derivative of pyridine with a carboxylic acid substituent at the 4-position. It is an isomer of picolinic acid and nicotinic acid, which have the carboxyl group at the 2- and 3-position respectively compared to the 4-position for ...

  9. Picolinic acid - Wikipedia

    en.wikipedia.org/wiki/Picolinic_acid

    Picolinic acid is an organic compound with the formula NC 5 H 4 CO 2 H.It is a derivative of pyridine with a carboxylic acid (COOH) substituent at the 2-position. It is an isomer of nicotinic acid and isonicotinic acid, which have the carboxyl side chain at the 3- and 4-positions, respectively.