JWH-200

JWH-200 is a synthetic cannabinoid receptor agonist belonging to the aminoalkylindole family. It was developed during scientific research into compounds that interact with the endocannabinoid system, particularly the cannabinoid CB1 and CB2 receptors.

Unlike naturally occurring cannabinoids, JWH-200 is a fully synthetic laboratory compound. Its structure includes a naphthoylindole core and a morpholine-containing side chain, which distinguishes it from many other members of the JWH series.

JWH-200 is not an approved medicine, dietary supplement, food ingredient or consumer product. Its legitimate uses are primarily associated with analytical chemistry, forensic toxicology, receptor-binding studies and laboratory reference standards.

Chemical information

• Common name: JWH-200
• Chemical class: Aminoalkylindole synthetic cannabinoid
• Common chemical name: Naphthalen-1-yl[1-(2-morpholin-4-ylethyl)-1H-indol-3-yl]methanone
• Alternative description: 1-[2-(4-morpholinyl)ethyl]-3-(1-naphthoyl)indole
• Molecular formula: C₂₅H₂₄N₂O₂
• Molecular weight: Approximately 384.48 g/mol
• Commonly reported CAS number: 103610-04-4
• Intended context: Analytical, forensic and scientific research

Identifiers should be checked against an authenticated Certificate of Analysis because commercial databases and product listings can contain transcription errors.

Pharmacological characteristics

JWH-200 acts as an agonist at cannabinoid receptors. Laboratory studies have reported activity at both CB1 and CB2 receptors.

CB1 receptors are concentrated mainly in the central nervous system and are involved in processes such as:

• Memory
• Coordination
• Perception
• Appetite
• Pain signalling
• Mood regulation

CB2 receptors are found primarily in immune and peripheral tissues, although they are also present in some areas of the nervous system.

Published receptor-binding studies describe JWH-200 as having cannabinoid-receptor activity in the nanomolar range. Exact affinity values differ according to the assay, receptor preparation and experimental conditions.

Synthetic cannabinoid agonists may activate cannabinoid receptors more strongly or more completely than delta-9-tetrahydrocannabinol. Their biological effects can therefore be more intense and less predictable than those associated with conventional cannabis.

There is no established safe human dose for JWH-200.

Research applications

Authenticated JWH-200 reference material may be used in controlled laboratory settings for:

• Cannabinoid receptor-binding studies
• Endocannabinoid-system research
• Analytical method development
• Forensic toxicology
• Metabolite identification
• Drug-screening method validation
• Chromatographic comparison
• Mass-spectrometry reference testing
• Examination of seized forensic materials
• Development of certified reference standards

Forensic laboratories may use JWH-200 standards to compare retention times, mass-spectral fragmentation patterns and other analytical characteristics when identifying unknown samples.

Analytical identification

Laboratories may identify JWH-200 using techniques such as:

• Gas chromatography–mass spectrometry
• Liquid chromatography–tandem mass spectrometry
• High-resolution mass spectrometry
• Nuclear magnetic resonance spectroscopy
• Infrared spectroscopy
• Chromatographic retention-time comparison

Reliable identification normally requires comparison with authenticated analytical data or a certified reference material.

A legitimate laboratory standard may be accompanied by:

• Certificate of Analysis
• Batch or lot number
• Purity or assay result
• Chromatographic data
• Mass-spectral information
• Nuclear magnetic resonance data
• Storage instructions
• Date of analysis
• Quality-control authorization

The batch number on the supplied container should match the number shown on the Certificate of Analysis.

Metabolism

JWH-200 is expected to undergo extensive metabolism, as is common with synthetic cannabinoid receptor agonists.

Reported or proposed metabolic pathways include:

• Hydroxylation of the alkyl side chain
• Hydroxylation of the morpholine-containing group
• Oxidation of hydroxylated metabolites
• N-dealkylation
• Aromatic hydroxylation
• Further oxidative transformation
• Conjugation, particularly glucuronidation

The unchanged parent compound may be detectable for a shorter period than some of its metabolites. Forensic toxicology laboratories may therefore search for characteristic hydroxylated, oxidized or conjugated metabolites in addition to JWH-200 itself.

The exact metabolite profile depends on factors such as:

• Biological system
• Sample type
• Time of collection
• Analytical method
• Instrument sensitivity
• Sample preparation procedure

Toxicology and safety concerns

JWH-200 has not been adequately evaluated for human safety and is not approved for medical, diagnostic, dietary or recreational use.

Synthetic cannabinoid receptor agonists as a broader class have been associated with serious adverse effects, including:

• Rapid heart rate
• Elevated blood pressure
• Severe anxiety
• Agitation
• Confusion
• Hallucinations
• Psychotic symptoms
• Vomiting
• Seizures

These effects are associated with the broader synthetic-cannabinoid class and should not all be interpreted as uniquely documented effects of JWH-200. However, the limited human toxicology data and cannabinoid-receptor activity mean accidental exposure should be treated seriously.

JWH-200 is not intended for human or veterinary consumption, self-experimentation, therapeutic use or medical administration.

Laboratory handling

JWH-200 should be handled only by trained personnel in an appropriately equipped laboratory.

Suitable controls may include:

• Reviewing the applicable Safety Data Sheet
• Completing a documented risk assessment
• Wearing chemical-resistant gloves
• Using suitable eye protection
• Wearing protective laboratory clothing
• Avoiding inhalation, ingestion and skin contact
• Using appropriate local exhaust ventilation
• Preventing dust or aerosol formation
• Keeping the container securely closed
• Labelling all secondary containers
• Restricting access to authorized personnel
• Maintaining full inventory and usage records
• Preventing cross-contamination

Personnel should wash thoroughly after handling and should not eat, drink or store food in areas where the material is used.

Storage considerations

Storage conditions should follow the supplier’s authenticated Certificate of Analysis and Safety Data Sheet.

General laboratory principles include:

• Store in a tightly closed and clearly labelled container
• Protect from unauthorized access
• Avoid unnecessary exposure to heat, light and moisture
• Keep incompatible substances separated
• Record the date received and opened
• Monitor any specified refrigeration or freezing conditions
• Maintain accurate inventory records

Do not rely on general storage guidance when the batch-specific documentation provides different instructions.

Quality and documentation

Before using JWH-200 in laboratory work, researchers should verify:

• Product identity
• Batch or lot number
• Purity or assay information
• Analytical method
• Storage conditions
• Date of analysis
• Certificate authenticity
• Container integrity
• Legal authorization
• Intended research purpose

Appearance alone cannot confirm chemical identity. Powders and solids may look similar even when their compositions are completely different.

Legal status

JWH-200 is controlled or restricted in many jurisdictions. It may also be covered by broad synthetic-cannabinoid, analogue or generic drug-control legislation even where it is not individually named.

Research-use statement

JWH-200 is intended only for legitimate analytical, forensic and scientific research conducted by qualified professionals. It is not approved for human or veterinary consumption, therapeutic administration, diagnostic use or household use.