About 4-MPD Crystals

---

4-Methylpentedrone, also known as 4-MPD or 4-Methyl-α-methylamino-valerophenone, is a stimulant drug belonging to the cathinone class. It has gained attention as a designer drug sold online and is recognized as a higher homolog of 4-methylmethcathinone (mephedrone) and 4-methylbuphedrone (4-MeMABP). Additionally, it is the p-methyl derivative of pentedrone and can be viewed as the methylamino analog of pyrovalerone.

Chemical Nomenclature

• IUPAC Name: 4-Methylpentedrone
• CAS Number: 1373918-61-6
• ChemSpider: 58951581
• UNII: G83HJ935NV

Chemical and Physical Data

• Formula: C13H19NO
• Molar Mass: 205.301 g·mol−1

Related Compounds

A related compound, 4-methyl-α-ethylaminopentiophenone (4-MEAP), has been incorrectly sold as 4-methylpentedrone, highlighting the importance of accurate identification in the research chemical market.

Safety and Research Considerations

As with many designer drugs, there is limited research on the pharmacological properties, metabolism, and toxicity of 4-Methylpentedrone in humans. Users should exercise caution and prioritize harm reduction practices when considering the use of this substance.

Conclusion

4-Methylpentedrone is a contemporary stimulant that has emerged in the research chemical market. Its structural similarities to other cathinones make it an interesting subject for further study. However, due to the lack of comprehensive data on its effects and safety, it is essential for users to approach this compound with caution and to stay informed about the latest research findings.

4-MPD Crystals is for research use only and not intended for human consumption!

---

4-MPD Crystals stock last updated at: January 2025