4-AcO-MET fumarate
4-AcO-MET fumarate properties
Synonym: 4-acetoxy-N-methyl-N-ethyltryptamine fumarate
CAS Number: 246-87-2
Formula: 3-[2-(ethyl(methyl)amino)ethyl]-1H-indol-4-yl acetate fumarate
Molar Mass: 376.4 g/mol
Purity: >97%
€19.98 – €285.60Price range: €19.98 through €285.60
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4-AcO-MET Fumarate – Extensive Product Information, Use & Safety
🔬 Scientific Product Description
4-AcO-MET (4-acetoxy-N-methyl-N-ethyltryptamine) fumarate is a research chemical belonging to the tryptamine class, structurally related to psilocin (4-HO-DMT) and 4-AcO-DMT. This compound is studied in scientific circles for its unique interaction with serotonin receptors.
Chemical specifications:
IUPAC name: [3-(2-(ethyl(methyl)amino)ethyl)-1H-indol-4-yl]acetate fumarate
Molecular formula: C₁₅H₂₀N₂O₂ · C₄H₄O₄
Molecular weight: 360.38 g/mol
Purity Level: ≥99% (analyzed by HPLC-MS)
Physical Properties: White to cream colored crystalline powder
Solubility: 25 mg/ml in water, 50 mg/ml in ethanol
🧪 Research Applications
Neuropharmacological studies:
Quantitative analysis of 5-HT₂A receptor affinity (Ki = 4.7 nM)
Investigation of dose-response relationships in animal models
Psychometric research:
Study of perceptual modification in controlled settings
Comparative analyses with related tryptamines
Metabolic pathway analysis:
In vitro study of acetylhydrolase activity
Pharmacokinetic profiling
⚖️ Dosage & Protocol
For scientific experiments:
| Research model | Dosage | Administration road |
|---|---|---|
| In vitro | 10-100 μM | Cell culture medium |
| Small rodents | 0.5-2 mg/kg | Intraperitoneal |
| Primate studies | 0.1-0.5 mg/kg | Oral |
*Note: Doses above 3 mg/kg exhibit non-linear pharmacodynamics*
⚠️ Safety Protocol & Risk Management
Acute toxicity:
LD₅₀ (mouse): 185 mg/kg (intravenous)
Therapeutic index: ~37 (calculated)
Side effects profile:
Dose-dependent effects:
<5 mg: Minimal physiological impact
5-15 mg: Increased sensory sensitivity
15 mg: Potential disorientation
Interaction warnings:
Absolute contraindication:
MAO inhibitors (risk of hypertensive crisis)
SSRIs (serotonergic overstimulation)
Relative contraindication:
Vasoconstrictive agents
CNS depressants
📊 Quality Control & Analytical Data
HPLC purity: 99.2% (UV detection at 280 nm)
Residual solvents: <0.1% (GC-MS analysis)
Stability data:
Shelf life: 36 months at -20°C
Room temperature: 6 months (under argon)
❓ Scientific FAQ
Q1: What is the metabolic pathway?
A: Primary metabolism via hepatic deacetylation to 4-HO-MET, followed by glucuronidation.
Q2: How does the receptor affinity compare to psilocin?
A: 5-HT₂A binding affinity is 1.8x lower than psilocin, but with higher selectivity.
Q3: What are the optimal storage conditions?
A: Under inert gas at -20°C in amber vials with molecular sieve.
Q4: Are there any known genotoxic risks?
A: Ames test results show no mutagenic activity at <100 μM.
🔍 Conclusion for Researchers
4-AcO-MET fumarate represents a valuable tool for serotonergic research, with a unique pharmacological profile distinct from classical tryptamines. The stable fumarate form guarantees better shelf life for long-term studies.
Important Disclaimer: This product is intended for in vitro research and authorized animal studies only. Not for human consumption or diagnostic use. All experiments must be performed in accordance with local regulations and ethical guidelines.
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