Retinyl palmitate
Retinyl palmitate (CAS 79-81-2, C36H60O2) is a fatty acid ester of retinol. With a molecular weight of 524.86, this compound is a stable form of Vitamin A. It functions as a crucial nutrient, playing a vital role in vision, immune function, and cell growth. Primarily used in cell biology and nutrition research, it serves as a precursor to retinal and retinoic acid in biological systems. It is typically supplied as an oil.
- IUPAC
- Vitamin A palmitate,all−trans−Retinol palmitate
- Synonyms
- all-trans-Retinol palmitateVitamin A palmitate

Cell Biology Research
Retinyl palmitate is utilized in cell culture studies to investigate the effects of Vitamin A on cellular processes, differentiation, and gene expression. Its stability makes it a preferred form for controlled experiments in cellular environments.
Nutrition Research
As a stable ester of Vitamin A, it serves as a key compound in studies related to vitamin metabolism, absorption, and its physiological roles. Researchers use it to understand nutrient requirements and biological pathways.
Biochemical Studies
This compound is used in biochemical research to understand the mechanisms of vitamin A action, including its conversion to active forms like retinal and retinoic acid within biological systems.
| Molecular weight | 524.86 |
|---|---|
| Empirical formula | C36H60O2 |
| Assay | ≥85% (HPLC) |
| Form | oil |
| Storage temperature | 2-8°C |
| Contains / stabiliser | BHA/BHT as stabilizer |

Hazard statements
- H360D
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P201Obtain special instructions before use
- P308IF exposed or concerned
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 194 °C / 381.2 °F |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | T |
| Risk statements (R) | 61-53 |
| Safety statements (S) | 53-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Type | Type IV |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Retinyl palmitate used for?
+
Retinyl palmitate is used in cell biology and nutrition research. It serves as a stable form of Vitamin A, important for vision, immune function, and cell growth, and is studied for its metabolic pathways and biological roles.
What are the CAS number and formula for Retinyl palmitate?
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The CAS number for Retinyl palmitate is 79-81-2 and its empirical formula (Hill notation) is C36H60O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Retinyl palmitate as Type IV, assaying ≥85% (HPLC). We do not represent this product as USP, BP, or EP grade.
What are the safety concerns when handling Retinyl palmitate?
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Retinyl palmitate is classified under GHS08 with the signal word 'Danger'. It carries hazard statements H360D (May damage the unborn child) and H413 (May cause long lasting harmful effects to aquatic life). Appropriate personal protective equipment, including eyeshields and gloves, is essential. Consult the SDS for full handling information.
Is Retinyl palmitate a controlled substance?
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The provided data does not indicate that Retinyl palmitate is a controlled substance.
How is Retinyl palmitate packed and shipped?
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Retinyl palmitate is stored at 2-8°C and contains BHA/BHT as a stabilizer. TSS handles global export of chemicals, adhering to all necessary regulations for safe and compliant shipment.
How can I request a quote or sample for Retinyl palmitate?
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To request a quote or sample for Retinyl palmitate, please contact our sales team through the TSS website or by calling our customer service line.
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