Molekula
Pentaerythrityl tetraacetate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Pentaerythrityl tetraacetate is a organic ester used as a plasticizer, stabilizer, and intermediate in chemical synthesis. It is also employed in the production of synthetic resins and in formulating paints, varnishes and related coatings. It is a white crystalline powder with a molecular weight of 304.3 g/mol, formulated as C13H20O8. It has a CAS number of 597-71-7 and should be stored at ambient temperatures. The substance is classified with a warning signal word due to potential health hazards. Molekula supplies Pentaerythrityl tetraacetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
On backorder — expected to ship by 24 November 2026
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £43.60 per pack ex VAT · £52.32 inc. VAT
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100 g — £123.10 per pack ex VAT · £147.72 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white powder |
| Melting Point | 80 - 83°C |
| Assay (GC) | ≥ 98.0% |
| Water (KF) | ≤ 0.5% |
| Identification (IR) | Conforms to Reference |
| Solubility in 5% Methanol | Clear Solution |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 67637801 |
| CAS Number | 597-71-7 |
| IUPAC Name | [3-acetyloxy-2,2-bis(acetyloxymethyl)propyl] acetate |
| EC Number | 209-907-8 |
| Molecular Formula | C13H20O8 |
| Molecular Weight | 304.3 |
| Exact Mass | 304.1158 |
| SMILES | CC(=O)OCC(COC(=O)C)(COC(=O)C)COC(=O)C |
| InChIKey | OUHCZCFQVONTOC-UHFFFAOYSA-N |
| InChI | InChI=1S/C13H20O8/c1-9(14)18-5-13(6-19-10(2)15,7-20-11(3)16)8-21-12(4)17/h5-8H2,1-4H3 |
| PubChem CID | 69007 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2915399000 |
| Tariff Code | 2915390090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1,3-Propanediol, 2,2-bis((acetyloxy)methyl)-, 1,3-diacetate
- 1,3-Propanediol, 2,2-bis((acetyloxy)methyl)-, diacetate
- Normo-level
- Normosterol
- Pentaerythritol tetraacetate
- T.A.P.E.
- Tetraacetil pentoetriol
- Tetraacetyl pentestriol
- TetraOacetylpentaerythritol
Frequently asked questions
What is pentaerythrityl tetraacetate used for?
It is primarily used as a plasticizer and intermediate in the synthesis of polymers and pharmaceuticals.
What is the chemical formula and molecular weight?
The formula is C13H20O8 with a molecular weight of 304.3 g/mol.
How should pentaerythrityl tetraacetate be stored?
It should be stored at ambient temperature, away from moisture and direct sunlight.
What grade is available?
We offer technical grade; custom grades are available upon request.
Can Molekula supply it in bulk?
Yes, we can supply pentaerythrityl tetraacetate in bulk quantities; please contact us for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.