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  2. Pyrrole - Wikipedia

    en.wikipedia.org/wiki/Pyrrole

    Pyrrole is a colorless volatile liquid that darkens readily upon exposure to air, and is usually purified by distillation immediately before use. [6] Pyrrole has a nutty odor. Pyrrole is a 5-membered aromatic heterocycle, like furan and thiophene.

  3. Thiophene - Wikipedia

    en.wikipedia.org/wiki/Thiophene

    It is a colorless liquid with a benzene-like odor. In most of its reactions, it resembles benzene. Compounds analogous to thiophene include furan (C 4 H 4 O), selenophene (C 4 H 4 Se) and pyrrole (C 4 H 4 NH), which each vary by the heteroatom in the ring.

  4. Heterocyclic compound - Wikipedia

    en.wikipedia.org/wiki/Heterocyclic_compound

    Included are pyridine, thiophene, pyrrole, and furan. Another large class of organic heterocycles refers to those fused to benzene rings. For example, the fused benzene derivatives of pyridine, thiophene, pyrrole, and furan are quinoline, benzothiophene, indole, and benzofuran, respectively. The fusion of two benzene rings gives rise to a third ...

  5. Pyrrolidine - Wikipedia

    en.wikipedia.org/wiki/Pyrrolidine

    It is a colourless liquid that is miscible with water and most organic solvents. It has a characteristic odor that has been described as "ammoniacal, fishy, shellfish-like". [4] In addition to pyrrolidine itself, many substituted pyrrolidines are known.

  6. You practice good hygiene. So why do you still smell bad? - AOL

    www.aol.com/lifestyle/practice-good-hygiene-why...

    Sweat and body odor are typically thought to go hand in hand, but experts say it's a little more complicated than that. Sweat alone doesn't have a smell, according to Harvard Health.

  7. 2-Acetyl-1-pyrroline - Wikipedia

    en.wikipedia.org/wiki/2-acetyl-1-pyrroline

    2-Acetyl-1-pyrroline (2AP) is an aroma compound and flavor that gives freshly baked bread, jasmine rice and basmati rice, the herb pandan (Pandanus amaryllifolius), and bread flowers (Vallaris glabra) their customary smell. [1]

  8. Smell that? A strange odor has made its way across ... - AOL

    www.aol.com/news/smell-strange-odor-made-way...

    An unpleasant and mysterious odor has lingered in southwest Washington state, wafting over multiple communities overnight.. Cowlitz County Emergency Management Services began to field 911 calls ...

  9. How to get rid of body odor, according to medical experts - AOL

    www.aol.com/rid-body-odor-according-medical...

    Sweat and body odor are typically thought to go hand in hand, but experts say it's a little more complicated than that. Sweat alone doesn't have a smell, according to Harvard Health.