PHASE 3 DELIVERABLE
Complete API Characterization Package
AMX-B01 — Geniposide-Enriched Purified Botanical API
Document Code: SCF-AMMONEX-HE-AMXB01-P3-0001
Trigger Executed: CHARACTERIZE
Development Stage: API Characterization & Analytical Qualification
Objective:
Establish the identity, purity, potency, physicochemical profile, analytical fingerprint, release specifications, and stability-indicating methods for AMX-B01 to support preclinical development and future IND-enabling CMC activities.
1.0 API IDENTITY PROFILE
Development Candidate
AMX-B01
API Type:
Purified Botanical-Derived API
Source Species:
Genipa americana
Primary Marker Compound: Geniposide
Chemical Class: Iridoid Glycoside
Identity Acceptance Criteria
AMX-B01 must satisfy:
✓ Botanical source verification
✓ Chemical fingerprint match
✓ LC-MS molecular confirmation
✓ NMR structural confirmation
✓ Qualified reference standard match
2.0 PHYSICOCHEMICAL CHARACTERIZATION
Appearance
Parameter | Specification |
Physical State | Powder |
Color | Off-white to pale yellow |
Odor | Characteristic |
Foreign Matter | None visible |
Physicochemical Properties
Property | Requirement |
Water Content | ≤5% |
Residual Solvents | Within ICH limits |
Bulk Density | Record |
Particle Size Distribution | Defined |
pH (solution) | Record |
3.0 HPLC FINGERPRINT SPECIFICATION
Analytical Objective
Establish a reproducible chromatographic identity profile for AMX-B01.
Method Platform
Technique
Reverse-Phase HPLC
Detector
UV/PDA
Monitoring Wavelength
Initial development:
240–254 nm
Fingerprint Requirements
Primary Peak
Geniposide
Acceptance
Criterion | Requirement |
Dominant Peak Area | ≥95% |
Retention Time | Within validated range |
Peak Symmetry | Within specification |
Supporting Peaks
- Genipin
- Minor iridoids
Tracked as process-monitoring markers.
4.0 LC-MS IDENTITY PROFILE
Objective
Molecular confirmation of API identity.
Required Data Package
Molecular Ion Confirmation
Geniposide molecular ion
Fragmentation Pattern
Reference spectrum match required.
Acceptance Criteria
Parameter | Requirement |
Molecular ion detected | Required |
Fragment pattern match | Required |
Impurity assessment | Required |
5.0 NMR CONFIRMATION PACKAGE
Objective
Structural confirmation of purified API.
Required Studies
1H-NMR
Confirm:
- Glycoside proton signals
- Iridoid skeleton
13C-NMR
Confirm:
- Carbon framework
- Sugar carbons
- Ring carbons
Optional Advanced Studies
- COSY
- HSQC
- HMBC
For definitive structural assignment.
Acceptance Criterion
Spectra must match authenticated geniposide reference standard.
6.0 IMPURITY CHARACTERIZATION PROGRAM
Impurity Classes
Process Impurities
Potential origin:
- Extraction
- Fractionation
- Purification
Botanical Impurities
Potential origin:
- Related iridoids
- Plant matrix components
Degradation Products
Potential origin:
- Hydrolysis
- Oxidation
- Thermal degradation
Reporting Threshold
Development Stage:
≥0.10%
Identification Threshold
Development Stage:
≥0.20%
7.0 API RELEASE SPECIFICATIONS
AMX-B01 Release Standard
Parameter | Specification |
Identity | Confirmed |
Geniposide Purity | ≥95.0% |
Moisture | ≤5.0% |
Residual Solvents | Within limits |
Heavy Metals | Within limits |
Total Microbial Count | Within limits |
Appearance | Conforms |
8.0 STABILITY-INDICATING METHOD PROGRAM
Objective
Demonstrate ability to detect degradation.
Stress Testing Conditions
Thermal
40°C–60°C
Humidity
75% RH
Light Exposure
ICH photostability conditions
Oxidative Conditions
Peroxide challenge
Hydrolytic Conditions
Acid
Base
Neutral
Required Outputs
- Degradation profile
- Stability-indicating chromatogram
- Degradation pathway assessment
9.0 PRELIMINARY STABILITY PROGRAM
Accelerated Stability
Condition | Duration |
40°C / 75% RH | 6 Months |
Long-Term Stability
Condition | Duration |
25°C / 60% RH | 24 Months |
Stability Endpoints
- Purity
- Potency
- Moisture
- Appearance
- Impurity profile
10.0 REFERENCE STANDARD QUALIFICATION PROGRAM
Primary Reference Standard
Geniposide RS-01
Required Characterization:
- HPLC
- LC-MS
- NMR
- Water content
- Purity determination
Purity Requirement
≥98%
Usage
Reference for:
- Identity testing
- Quantitation
- Release testing
- Stability studies
11.0 SCF ANALYTICAL ROLE ASSIGNMENT
SCF Principle | Analytical Function |
Targeted Drug Action | Geniposide identity confirmation |
Pharmacokinetic Optimization | Purity and impurity control |
Metabolic Efficiency | Preservation of active iridoid structure |
Resistance Prevention | Monitoring supportive minor constituents |
Safety Profile | Contaminant and degradation control |
Aligned with SCF API Discovery and Botanical Development methodology.
12.0 PHASE 3 DECISION GATE
Success Criteria
✓ Identity confirmed
✓ HPLC fingerprint established
✓ LC-MS confirmation completed
✓ NMR confirmation completed
✓ Release specifications established
✓ Stability-indicating methods established
✓ Reference standard qualified
Status
ADVANCE TO PHASE 4
Required Next Trigger
PROFILE API
Phase 4 will generate:
- Complete MoA profile
- Complete MeA profile
- Target engagement matrix
- SCF role assignment validation
- Biomarker architecture
- Translational pharmacology package
- Preclinical efficacy hypotheses
MASTER REGISTRY INDEX
SCF-AMMONEX-HE-AMXB01-P3-0001 — API Characterization Package
SCF-AMMONEX-HE-AMXB01-HPLC-0002 — HPLC Fingerprint Program
SCF-AMMONEX-HE-AMXB01-LCMS-0003 — LC-MS Identity Program
SCF-AMMONEX-HE-AMXB01-NMR-0004 — Structural Confirmation Program
SCF-AMMONEX-HE-AMXB01-STAB-0005 — Stability Program
SCF-AMMONEX-HE-AMXB01-RS-0006 — Reference Standard Qualification Program
SCF-AMMONEX-HE-AMXB01-P4-0007 — Pharmacology Profiling Initiation