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  2. 4-Piperidone - Wikipedia

    en.wikipedia.org/wiki/4-Piperidone

    4-Piperidone is an organic compound with the molecular formula OC(CH 2) 4 NH. It can be viewed as a derivative of piperidine. 4-Piperidone is used as an intermediate in the manufacture of chemicals and pharmaceutical drugs. Substituted and dehydro derivatives of 4-piperidinone are intermediates in alkaloid syntheses. [1]

  3. 1-Boc-4-AP - Wikipedia

    en.wikipedia.org/wiki/1-Boc-4-AP

    1-Boc-4-AP (tert-butyl 4-(phenylamino)piperidine-1-carboxylate) is a compound used as an intermediate in the manufacture of fentanyl, as well as various related derivatives such as butyrylfentanyl, furanylfentanyl, benzylfentanyl and homofentanyl, among others.

  4. DEA list of chemicals - Wikipedia

    en.wikipedia.org/wiki/DEA_list_of_chemicals

    1,1-Dichloro-1-fluoroethane: solvent N-benzyl-4-piperidone fentanyl: chloroephedrine methamphetamine Butyrophenone: substituted cathinones: Valerophenone: substituted cathinones: Propiophenone: substituted cathinones: 2C-H: 2C-x and DOx: 2-bromo-1-(4-chlorophenyl)propan-1-one substituted cathinones and substituted amphetamines: 2-bromo-1-(4 ...

  5. N-Phenethyl-4-piperidinone - Wikipedia

    en.wikipedia.org/wiki/N-Phenethyl-4-piperidinone

    N-Phenethyl-4-piperidinone (NPP) is a derivative of 4-piperidinone with the molecular formula C 13 H 17 NO. It is used as an intermediate in the manufacture of chemicals and pharmaceutical drugs such as fentanyl .

  6. tert-Butyloxycarbonyl protecting group - Wikipedia

    en.wikipedia.org/wiki/Tert-butyloxycarbonyl...

    The tert-butyloxycarbonyl protecting group or tert-butoxycarbonyl protecting group [1] (BOC group) is an acid-labile protecting group used in organic synthesis. The BOC group can be added to amines under aqueous conditions using di- tert -butyl dicarbonate in the presence of a base such as sodium hydroxide :

  7. Public health experts are warning of a ‘quad-demic’ this ...

    www.aol.com/finance/public-health-experts...

    Taking precautions to protect yourself from a quartet of infectious diseases can lessen your odds of starting off 2025 sick.

  8. Piperidine - Wikipedia

    en.wikipedia.org/wiki/Piperidine

    Piperidine is an organic compound with the molecular formula (CH 2) 5 NH. This heterocyclic amine consists of a six-membered ring containing five methylene bridges (–CH 2 –) and one amine bridge (–NH–).

  9. How to Know When It’s the Right Time to Put Your Pet Down - AOL

    www.aol.com/know-time-put-pet-down-190509069.html

    The loss of a pet is felt deeply, no matter how much time you have to prepare. Putting down an elderly or ill pet is a decision that weighs heavily, and brings with second-guesses, guilt, and ...