Buy 4-MAR “ICE” Analogues | Certified Analytical Reference Standards

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High-Purity 2-Amino-5-Aryloxazoline Standards for Advanced Forensic Analysis

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For accredited academic testing institutions, state crime laboratories, and clinical pharmacology research networks seeking to buy 4-MAR “ICE” analogues, Elite Chem Science provides certified, high-purity reference materials. We specialize in the lawful supply, exhaustive chemical documentation, and stable international distribution of regulated oxazoline and cyclized phenethylamine derivatives, operating under strict compliance protocols with global chemical export frameworks and verified institutional licensing.

Principal investigators, biochemists, and forensic toxicologists rely on Elite Chem Science to maintain an uncompromised, transparent supply chain of 4-Methylaminorex (4-MAR) structural variations. Our high-performance analytical reference standards ensure complete data reproducibility across gas chromatography-mass spectrometry (GC-MS) fragmentation profiling, liquid chromatography-tandem mass spectrometry (LC-MS/MS) calibration, and in vitro receptor binding assays.

Chemical Profile & Core Structural Data

4-Methylaminorex (systematically identified as 4-methyl-5-phenyl-4,5-dihydro-1,3-oxazol-2-amine) is a synthetic derivative characterized by a phenethylamine core cyclized into a five-membered oxazoline heterocycle. This ring features an amino substitution at the 2-position and an alkyl substitution at the 4-position.

Because the oxazoline ring features two asymmetric carbons (at the C4 and C5 positions), the molecule exists as four distinct stereoisomers. These are resolved into two distinct racemic diastereomers: $(\pm)-cis\text{-4-methylaminorex}$ and $(\pm)-trans\text{-4-methylaminorex}$.

Technical Parameter	Specification
Systematic IUPAC Name	4-methyl-5-phenyl-4,5-dihydro-1,3-oxazol-2-amine
Common Identifiers & Synonyms	4-MAR, 4-Methylaminorex, “U4Euh”, McN-822, “ICE” Analogues
CAS Registry Number	3568-94-3 (Free Base) / 24402-28-6 (cis-racemate)
Chemical Classification	2-Amino-5-aryloxazoline / Cyclized Phenethylamine
Molecular Formula	$\text{C}_{10}\text{H}_{12}\text{N}_{2}\text{O}$
Molecular Weight	176.22 g/mol (Free Base)
Core Structural Feature	Chiral centers at C4 and C5 positions of the oxazoline ring

Analytical Validation & Differentiation Metrics

Standard high-throughput screening methods frequently encounter issues with overlapping retention windows and identical mass-to-charge ratios ($m/z$) when analyzing oxazoline variants. Achieving a $100\%$ reliable identification layout requires an orthogonal analytical configuration:

• Isomeric Baseline Resolution: Standard non-polar capillary columns (e.g., HP-5MS) must utilize optimized temperature ramping profiles to successfully resolve the cis and trans configurations, preventing false-positive assignments.

• Electron Ionization Fragmentation ($70\text{ eV}$): The mass spectrum is typically dominated by heterocyclic ring cleavage. While the molecular ion ($\text{M}^{+\bullet}$ at $m/z$ 176) is visible, principal diagnostic monitoring relies on the benzaldehyde-derived fragment and the characteristic oxazoline ring loss pathways.

• Derivatization Strategies: To mitigate thermal instability inside heated gas chromatography injection ports, analysts frequently apply perfluoroacyl derivatization agents (such as Heptafluorobutyric Anhydride, or HFBA) to stabilize the primary amine and improve peak symmetry.

Mandatory Regulatory & Handling Notice

Strict Laboratory Context: 4-MAR “ICE” analogues (2-amino-5-aryloxazolines) are supplied strictly not for human, clinical, therapeutic, or veterinary administration. This material is distributed exclusively to verified, licensed organizations for forensic validation, qualitative mass spectrometry calibration, and in vitro laboratory analysis.

To preserve chemical uniformity and prevent sample degradation or oxidation during transit, every batch from Elite Chem Science is:

• Analytically Verified: Authenticated using high-performance liquid chromatography (HPLC), gas chromatography-mass spectrometry (GC-MS), or Nuclear Magnetic Resonance (NMR) spectroscopy to confirm exact chemical purity and structural identity.

• Atmospherically Protected: Sealed under inert gas inside climate-controlled, air-tight containment to eliminate atmospheric moisture and UV degradation.

• Lawfully Transported: Dispatched strictly to verified institutional facilities holding valid regional chemical licenses, relevant scheduled substance registrations, or international import/export certificates.

Why Choose Elite Chem Science for Reference Standards?

When establishing chemical baselines or constructing legally defensible forensic datasets, batch variance can compromise your internal laboratory protocols. Elite Chem Science delivers:

• Definitive Purity Benchmarks: Every reference standard is backed by a comprehensive analytical profile to ensure your spectral lines remain crisp, reproducible, and compliant.

• End-to-End Regulatory Support: Fully compliant logistics documentation designed to seamlessly clear domestic customs regulations and internal procurement audits.

• Secure Global Distribution: Insured, tracked, and specialized shipping routes routing directly to your facility’s authorized chemical receiving hub.

• Rigorous Institutional Vetting: An onboarding verification process ensuring sensitive chemical standards are supplied strictly to authorized research networks.

Global Distribution to Licensed Institutions

Elite Chem Science facilitates the secure, lawful transit of oxazoline reference materials to authorized research networks and testing facilities globally, including:

• North America: United States and Canada

• Europe: United Kingdom, Germany, Netherlands, and regional EU hubs

• Asia-Pacific: Australia, Japan, and corporate analytical laboratories

Fulfillment is entirely contingent upon the validation of your organization’s research credentials, appropriate regional licensing (such as DEA registrations or equivalent regional import certificates where applicable), and local regulatory compliance paperwork.

Sourcing and Procurement Protocol

To maintain complete auditing clarity and strict regulatory compliance for restricted oxazoline series, our client onboarding process is highly systematized. Please follow these structured steps to secure analytical allocations:

 

Conclusion

When experimental accuracy and strict regulatory adherence are paramount, secure your reference materials from a validated industry partner. Elite Chem Science delivers the certified chemical purity and legally compliant logistics infrastructure required by the global scientific community.

Explore our comprehensive portfolio of specialized reference standards today at elitechemscience.com.