N-Phenethyl-4-Piperidinone (NPP) | CAS 39742-60-4 Intermediates of Fentanyl Opioids 1-Phenethyl-4-Piperidone N-Phenethyl-4-piperidinone (NPP) Other Chemical Name:N-(2-PHENETHYL)-4-PIPERIDONE, 1-Phenethyl-4-piperidone, 1-(2-PHENETHYL)-4- PIPERIDONE CAS:    39742-60-4 MF:    C13H17NO MW:    203.28 EINECS:    254-613-5 Melting point :    57-60 °C Storage temp:    Store below +30°C Chemical Properties: YELLOW-BROWN CRYSTALLINE POWDER Purity: 99.4% Use: Pharmaceutical Intermediates, An intermediate of Fentany and Fenspiride. N-Phenethyl-4-piperidinone (NPP) is a derivative of 4-piperidinone with the …

4-Aminophenyl-1-Phenethylpiperidine (4-ANPP) CAS 21409-26-7 Fentanyl Opioids Intermediate Supplier 4-AMINOPHENYL-1-PHENETHYLPIPERIDINE (4-ANPP) Also Known As:4-ANPP, 4-Anilino-N-phenethylpiperidine, Despropionyl fentanyl Other Chemical Name: N-PHENYL-1-(2-PHENYLETHYL) PIPERIDIN-4-AMINE;(1-PHENETHYL-PIPERIDIN-4-YL)-PHENYL-AMINE;N-Phenyl-1-(2-phenethyl)piperidin-4-amine;N-(1-PHENETHYL-PIPERIDIN-4-YL)-ANILINE;N-[1-(2-Phenylethyl)-4-piperidinyl]benzenamine;N-Phenyl-1-(2-phenylethyl)-4-piperidinamine;4-Piperidinamine, N-phenyl-1-(2-phenylethyl)-;N-Phenyl-N’-[1-(2-phenylethyl)]- 4-piperidine. CAS:    21409-26-7 MF:    C19H24N2 MW:    280.40726 Chemical Properties: Pale Yellow Powder. Melting point : 94-96°C Purity: 99.46% Use: Pharmaceutical Intermediates, Fentanyl related substance E, Fentanyl Impurity I. 4-ANPP is an analytical reference material that is structurally categorized …