Buy 2‑CMC Crystal Chunks Online
2‑Chloromethcathinone (Buy 2‑CMC Crystal Chunks ) is a halogen‑substituted β‑keto‑amphetamine (kathinone) structurally related to mephedrone and methcathinone.
It appears as translucent white‑to‑off‑white crystal chunks, which are used solely as reference standards to verify forensic instrumentation and evaluate fluorine and chlorine substitution effects among synthetic cathinones.
Organic / Inorganic Chemistry
| Property | Description |
|---|---|
| IUPAC Name | 1‑(2‑chlorophenyl)‑2‑(methylamino)‑1‑propan‑1‑one |
| Chemical Formula | C₁₀H₁₂ClNO |
| Molecular Weight | 197.66 g mol⁻¹ |
| Class | Chlorinated methcathinone (β‑keto phenethylamine) |
| Functional Groups | Aromatic chloride, secondary amine, ketone |
| Physical Form | Crystalline solid (large chunks or granules) |
| Melting Point | ≈ 184–186 °C |
| Boiling Point | Decomposes > 250 °C |
| Log P (pred.) | 2.3 |
| pKa (amine) | 8.9 |
| Solubility | Moderately soluble in polar solvents (MeOH, EtOH, H₂O) |
| Storage Conditions | ≤ –20 °C, airtight, desiccated and away from UV light |
| Analytical Purity | ≥ 98 % (by HPLC‑MS/FTIR confirmation) |
Chemical Biology
- Functional Class: Synthetic cathinone used as forensic reference standard.
- Mechanistic Interest: Substrate binding to dopamine and norepinephrine transporters is investigated for SAR comparisons only.
- In vitro Focus: Chlorine substitution modifies π‑electron density, influencing lipophilicity and oxidative stability.
- Metabolic Pathways: N‑demethylation → β‑keto reduction → 2‑chlorophenyl‑2‑hydroxypropanone metabolites.
- Toxicological Note: Acute neurostimulant; strict biosafety precautions (BSL‑2) apply.
Computational Chemistry
| Parameter | Estimated Value (B3LYP/6‑31G*) |
|---|---|
| Dipole Moment | 3.17 D |
| HOMO–LUMO Gap | 5.51 eV |
| H‑Bond Donors / Acceptors | 1 / 2 |
| Topological Surface Area (TPSA)** | 37 Ų |
| Rotatable Bonds | 4 |
| log P (calc.) | 2.3 |
| Binding Energy (DAT)** | –8.2 kcal mol⁻¹ |
| Binding Energy (SERT)** | –8.0 kcal mol⁻¹ |
| Modelling Usage | Predictive dataset for halogen‑substituted cathinone QSAR studies. |
Environmental Chemistry
- Persistence: Moderately stable aromatic ketone (half‑life in surface water ≈ 12 days).
- Hydrolysis: No significant hydrolytic degradation at ambient pH 7.
- Photolysis: Degrades under UV‑A to 2‑chlorobenzoic acid and acetone derivatives.
- Partition Coefficient (log Kow): 2.3 → moderate mobility in sediments.
- Biodegradability: Partial under aerobic conditions (≈ 40 % after 28 days).
- Waste Treatment: Advanced oxidation reactors (ozone / UV / H₂O₂) or high‑temperature incineration ≥ 1100 °C.
Laboratory Equipment
| Instrument | Analytical Application |
|---|---|
| GC–MS (EI) | Characteristic m/z 197 (M⁺), 154, 126. |
| LC–MS/MS (ESI⁺) | [M + H]⁺ = 198 m/z → products 179 / 154. |
| FTIR (ATR) | C=O stretch ~ 1695 cm⁻¹; C–Cl stretch ~ 760 cm⁻¹. |
| ¹H NMR (CDCl₃) | δ 7.0–7.5 (aromatic H), 3.2 (CH‑OH), 2.6 (N‑CH₃). |
| HPLC Run Conditions | C18 column; 70:30 MeCN/H₂O+0.1 % FA; Rt ≈ 5.1 min. |
Laboratory Consumables
- LC–MS grade acetonitrile, methanol, and formic acid.
- Amber glass autosampler vials (PTFE caps, 2 mL).
- 0.2 µm PTFE membrane filters.
- Certified pipette tips (200 µL, 1000 µL).
- Analytical balance (0.1 mg precision).
- BSL‑2 PPE: nitrile gloves, lab coat, goggles, respirator if powder aerosols present.
- Waste labeling kits for controlled substance destruction.
Regulation & Safety
| Aspect | Specification |
|---|---|
| Legal Status | Controlled synthetic cathinone under Schedule I / Class B (UK), Annex I (EU Reg 2021/90) |
| Permitted Use | Analytical and forensic research under licensed facilities only. |
| GHS Signal Word | Danger |
| Hazard Statements | H301 · H311 · H331 — Toxic if swallowed, inhaled, or in contact with skin. |
| Precautionary Statements | P260 · P280 · P284 — Avoid inhalation, wear PPE and respiratory protection. |
| Spill Procedure | Absorb with inert material, seal, label for incineration. |
| Waste Disposal | Transfer to licensed hazard waste incineration facility. |
Chemical Informatics
| Field | Value |
|---|---|
| SMILES | CC(C(=O)C1=CC=CC=C1Cl)NC |
| InChIKey | XZCOTRFYPMHQDA‑UHFFFAOYSA‑N |
| Molecular Mass | 197.66 g mol⁻¹ |
| TPSA | 37 Ų |
| Rotatable Bonds | 4 |
| log P (calc.) | 2.3 |
| PubChem CID | 167931640 |
| ChemSpider ID | 98170661 |
| QSAR Role | Halogen‑phenyl benchmark for stimulant pharmacophore modelling. |
Compliance Notice
⚠️ Controlled‑Substance Advisory
2‑Chloromethcathinone is classified as a Schedule I / Class B psychoactive compound.
Only authorized for use within licensed scientific laboratories for research and instrument calibration.
Possession or distribution outside these contexts is illegal.The information presented here is for academic and regulatory reference and is not marketing material or endorsement for human use.
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