Hydroxypinacolone Retinoate (HPR) – Stable Retinoid Ingredient, CAS 893412-73-2
Hydroxypinacolone Retinoate (HPR), CAS 893412-73-2, in four formats: 99% powder, 10% solution, 2% water-soluble and 2% water-soluble with glucosylrutin.
Product Information
Hydroxypinacolone Retinoate Overview
Hydroxypinacolone Retinoate (HPR) is an esterified vitamin A derivative used in anti-aging skincare as a gentler alternative to conventional retinoids. Four formats cover oil-based, solvent-based and water-based systems, so one ingredient family can serve creams, serums and light essences.
Key Benefits
- ✔ Four formats for oil, solvent and water systems
- ✔ Esterified retinoid structure with a gentle profile
- ✔ Compatible with oil-in-water and anhydrous bases
- ✔ Supported by antioxidants and chelators
Applications
- Anti-aging creams
- Night serums and treatments
- Body care
- Aqueous essences (water-soluble grades)
- Daytime products with photostabilisers (glucosylrutin grade)
Hydroxypinacolone Retinoate Specifications
| INCI name | Hydroxypinacolone Retinoate |
|---|---|
| CAS No. | 893412-73-2 |
| Grade 1 | HPR powder, ≥99% purity (HPLC), oil-soluble; 0.001–0.3% |
| Grade 2 | HPR 10% in dimethyl isosorbide (CAS 5306-85-4), liquid; 0.001–0.3% as HPR; pH 5.0–7.0 |
| Grade 3 | HPR 2.0 ± 0.2% water-soluble; 0.05–5% |
| Grade 4 | HPR 2% water-soluble + 0.2% glucosylrutin (CAS 130603-71-3); 0.05–5% |
Formulation Guidance
Recommended use level
Grade-dependent, see specifications. Confirm maximum permitted levels for your target market.
Processing tips
Best placed in night-time and treatment products. Stability is supported by antioxidants, chelating agents, near-neutral pH and dark, air-tight packaging. Choose powder for oil-based or anhydrous systems, the 10% solution to avoid crystallisation, and the water-soluble grades for aqueous serums.
Why Choose Amorewell
- ✔ Samples available for evaluation
- ✔ TDS, SDS and COA available on request
- ✔ Technical support for grade selection and formulation
Packaging
Packaging options and minimum order quantities are available on request. Contact us with your required quantity.
Frequently Asked Questions
What is Hydroxypinacolone Retinoate used for?
Hydroxypinacolone Retinoate is used in anti-aging creams; night serums and treatments; body care; aqueous essences (water-soluble grades).
How should Hydroxypinacolone Retinoate be added to a formula?
Best placed in night-time and treatment products. Stability is supported by antioxidants, chelating agents, near-neutral pH and dark, air-tight packaging. Choose powder for oil-based or anhydrous systems, the 10% solution to avoid crystallisation, and the water-soluble grades for aqueous serums.
What documents can I request?
Technical data sheet (TDS), safety data sheet (SDS), a recent certificate of analysis (COA) and samples are available on request.
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Hydroxypinacolone Retinoate (HPR) – Stable Retinoid Ingredient, CAS 893412-73-2
Hydroxypinacolone Retinoate (HPR), CAS 893412-73-2, in four formats: 99% powder, 10% solution, 2% water-soluble and 2% water-soluble with glucosylrutin.
- INCI Name: Hydroxypinacolone Retinoate
- CAS No.: 893412-73-2
- Function: Anti-aging (retinoid)
- Appearance: Powder or liquid, depending on grade
- Purity / Assay: Powder ≥99%
- Recommended Use Level: Grade-dependent