Procurement Report: Panthenol (USP Grade)

Product Category: Active Pharmaceutical Ingredient (API) / Cosmetic Raw Material Primary Chemical Identity: (+/-)-Panthenol (Pantothenyl Alcohol) CAS Number: 16485-10-2

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1. Technical Specifications and Performance Metrics

Based on the provided scientific documentation for Panthenol, USP (Item P1910), procurement specifications must align with strict purity and physical property standards to ensure efficacy in end-products.

• Assay (Purity): The material must meet a dried basis assay range of 99.0% to 102.0%. Procurement orders should specify a target of ≥99.0% to ensure maximum potency.
• Physical State & Melting Point: The substance is a solid with a defined melting range of 64.5°C to 68.5°C. This thermal profile is critical for formulation processes involving heat.
• Optical Purity: Specific rotation must fall within [-0.05° to +0.05°], indicating a racemic mixture (±) which is standard for USP grade Panthenol.
• Impurity Limits:
  • Loss on Drying: Must not exceed 0.5%.
  • Residue on Ignition: Must not exceed 0.1%.
  • Aminopropanol: A critical process impurity, limited to ≤0.10%.
  • Elemental Impurities: Must pass the USP <233> test with no elemental impurities present.
• Molecular Data: Molecular Formula C9H19NO4; Molecular Weight 205.25 g/mol.

Procurement Recommendation: When issuing Requests for Quotation (RFQs), explicitly require a Certificate of Analysis (CoA) that validates the Assay and Aminopropanol levels against the USP limits. Do not accept materials where the specific rotation deviates from the ±0.05° range, as this may indicate contamination or incorrect isomer composition.

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2. Industry Compliance and Quality Assurance

Panthenol is a high-regulation ingredient used in pharmaceuticals, cosmetics, and food supplements. Compliance is non-negotiable.

• Pharmacopeial Standards: The product must be certified as USP (United States Pharmacopeia) grade. This ensures the material meets the rigorous standards for safety and quality required in human consumption and topical applications.
• Halal Certification: Specific Halal Certificate Specifications are available for this item, making it suitable for markets requiring religious compliance (e.g., Middle East, Southeast Asia).
• Chemical Safety Statements:
  • Residual Solvents: Must comply with standard limits for organic compliance.
  • Organic Compliance: Verification of organic status is available if required for specific "clean label" formulations.
• Traceability: The supplier must provide a General Lot Numbering System and a clear Expiration Date (e.g., specific dates like 05-APR-2024 in reference data) to ensure batch traceability.

Procurement Recommendation: Require the supplier to attach the Certificate of Analysis (CoA) and Halal Certificate (if applicable to your target market) with every shipment. Verify that the "Date of Manufacture" and "Expiration Date" are clearly printed on the label and match the CoA. Prioritize suppliers who can provide the "Other Chemicals Statement" and "Elemental Impurities Statement" to mitigate regulatory risks.

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3. Cost Efficiency and Integration Capabilities

Note: Exact unit pricing and MOQs are not present in the provided source text. The following figures represent typical B2B ranges for USP-grade Panthenol.

• Cost Efficiency: USP-grade Panthenol typically commands a premium over technical grade due to the strict impurity limits (e.g., Aminopropanol <0.10%). Procurement strategies should focus on bulk purchasing to amortize logistics costs, as the high purity reduces the need for additional purification steps in the buyer's facility.
• Integration Capabilities:
  • Solubility: Highly soluble in water and alcohol, facilitating easy integration into lotions, shampoos, and injectables.
  • Stability: With a melting point of ~65°C, it integrates well into emulsions without degrading at standard processing temperatures.
  • Shelf Life: Standard shelf life is typically 24 to 36 months from the date of manufacture, provided storage conditions are maintained.
• Logistics: Suppliers operate from major hubs (e.g., New Brunswick, NJ; Gardena, CA), suggesting robust domestic supply chains for North American buyers, reducing lead times.

Procurement Recommendation: Negotiate contracts that include volume-based pricing tiers. Given the stability of the molecule, consider ordering a 12-month supply to lock in pricing, provided storage capacity allows. Ensure the supplier guarantees a lead time of 4-6 weeks for standard shipments to account for CoA generation and quality release.

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4. Typical Use Cases

Panthenol (Pro-Vitamin B5) is a versatile humectant and skin protectant.

• Cosmetics & Personal Care:
  • Hair Care: Used in shampoos and conditioners to improve hair elasticity and reduce breakage.
  • Skin Care: Found in moisturizers, sunscreens, and after-sun products for hydration and barrier repair.
  • Baby Care: A key ingredient in diaper creams and baby lotions due to its mild, non-irritating nature.
• Pharmaceuticals:
  • Topical Wound Care: Promotes epithelialization and wound healing.
  • Injectables: Used in IV fluids and parenteral nutrition (requires strict USP compliance).
• Food & Nutrition:
  • Dietary supplement for Vitamin B5 (Pantothenic Acid) deficiency.

Procurement Recommendation: Align your procurement specification with your end-application. If the product is for injectables, demand the strictest elemental impurity data. For cosmetics, prioritize the Halal certification if targeting specific demographics. Ensure the "Loss on Drying" is minimized (<0.5%) for formulations where water content is a critical variable.

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5. Long-Term Planning Considerations

• Market Trends: There is a rising demand for "clean label" and "organic" compliant raw materials. The availability of an Organic Compliance Statement for Panthenol suggests a strategic opportunity to source certified organic variants for premium product lines.
• Regulatory Shifts: Global regulations regarding Elemental Impurities (ICH Q3D) are tightening. Procurement must ensure suppliers are proactive in testing for heavy metals and other elemental contaminants to avoid future non-compliance.
• Supply Chain Resilience: With manufacturing locations in the US (NJ, CA), supply chains are relatively stable, but global logistics disruptions can impact lead times. Diversifying suppliers within the same regulatory jurisdiction (USP) is recommended.
• Demand Signals: The "Green Beauty" movement and the focus on barrier repair in skincare are driving sustained demand for high-purity Panthenol.

Procurement Recommendation: Develop a dual-sourcing strategy with at least two USP-compliant suppliers to mitigate supply chain risks. Monitor regulatory updates regarding elemental impurities and ensure contracts include clauses for immediate notification of any specification changes. Plan for a 20% inventory buffer to handle potential supply volatility.

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6. Special Product Recommendations

The following table compares Panthenol variants and grades to assist in selecting the right product for specific procurement needs.

| Product Type | Best-Fit Buyer | Key Specs | Risk Check | Procurement Advice | | :--- | :--- | :--- | :--- :--- | | Panthenol, USP | Pharma, High-End Cosmetics | Assay 99-102%, Melting 64.5-68.5°C, Aminopropanol <0.1% | High (Strict regulatory scrutiny) | Mandatory. Requires full CoA and Lot traceability. | | Panthenol, Technical | Industrial, Low-Cost Cosmetics | Assay 95-98%, Higher impurity limits | Medium (Potential for irritation) | Avoid for topical/medical use. Only for non-critical industrial applications. | | Organic Panthenol | Clean Beauty Brands | USP Grade + Organic Certification | Low (Niche supply) | High Value. Verify "Organic Compliance Statement" on CoA. | | Halal Certified | Middle East/Asian Markets | USP Grade + Halal Certificate | Low (Religious compliance) | Essential for export to Muslim-majority regions. |

Procurement Recommendation: For most B2B applications involving human contact, Panthenol, USP is the only viable option. Do not attempt to substitute with technical grade to save costs, as the risk of consumer irritation or regulatory rejection outweighs the savings. If targeting specific religious markets, explicitly request the Halal Certificate Specification for Item P1910.

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7. Frequently Asked Questions (FAQ)

Q1: What is the minimum purity requirement for Panthenol in pharmaceutical applications? A: The material must meet the USP specification with an assay of 99.0% to 102.0% on a dried basis. Any batch falling outside this range is non-compliant for pharmaceutical use.

Q2: Can Panthenol be used in Halal-certified products? A: Yes. Specific Halal Certificate Specifications are available for Panthenol, USP (Item P1910). Procurement should explicitly request this certificate to ensure compliance.

Q3: What are the critical impurities to monitor in Panthenol? A: The most critical impurities are Aminopropanol (limit ≤0.10%) and Elemental Impurities. The Residue on Ignition must also be ≤0.1%.

Q4: How long is the shelf life of Panthenol, USP? A: Shelf life is determined by the manufacturer's expiration date. Reference data indicates expiration dates can be up to 2+ years from the date of manufacture (e.g., 05-APR-2024 from a 05-AP-2022 manufacture date). Always verify the specific date on the CoA.

Q5: What is the melting point range for Panthenol? A: The melting range is strictly defined between 64.5°C and 68.5°C. This is a key identifier for quality control during formulation.

Q6: Is Panthenol soluble in water? A: While the provided text does not explicitly state solubility, Panthenol is widely known to be highly soluble in water and alcohol, making it ideal for aqueous-based cosmetic and pharmaceutical formulations.

Q7: How do I verify the lot number and traceability? A: The supplier uses a General Lot Numbering System. The CoA must list the specific Lot Number (e.g., 2KI0340) matching the physical container label, along with the Date of Manufacture and Expiration Date.

Q8: Are there specific storage requirements to maintain the 0.5% Loss on Drying limit? A: Yes. To maintain the Loss on Drying below 0.5%, Panthenol should be stored in a cool, dry place in tightly sealed containers to prevent moisture absorption, which could otherwise alter the assay and physical properties.