### MDMA-d5 (Deuterated)

Our MDMA-d5 is a stable isotope-labeled analog of MDMA, with five deuterium atoms incorporated into the molecular structure. This deuterated form serves as an essential internal standard for mass spectrometry and metabolic research.

**Specifications:**
- **Molecular Formula:** C11H11D5NO2
- **Molecular Weight:** 242.30 g/mol (HCl salt)
- **Deuterium Incorporation:** 99% atom D
- **Chemical Purity:** >98%
- **Form:** White crystalline powder (HCl salt)

**Research Applications:**
- LC-MS/MS quantitative analysis
- Metabolic studies and biotransformation research
- Pharmacokinetic investigations
- Bioanalytical method development
- Stable isotope dilution assays

**Advantages of Deuterated Form:**
- Identical chemical properties to MDMA
- Mass shift of +5 Da for clear MS detection
- No isotope effects on biological systems
- Ideal internal standard for quantification

**Storage and Handling:**
- Store at -20°C for long-term stability
- Protect from light and moisture
- Use desiccant when handling
- Stable for 3+ years when stored properly

MDMA-d5 from Dessertz Top Exotics provides researchers with a premium stable isotope standard for advanced analytical research.