Molekula
Isostearyl Isostearate
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
Isostearyl Isostearate is a synthetic ester used as an emollient and thickening agent in cosmetics and personal care products. It provides a smooth, non-greasy feel and enhances product stability. CAS: 41669-30-1, Molecular Formula: C36H72O2, Molecular Weight: 536.97, Storage: Ambient, Signal Word: None.
Molekula supplies Isostearyl Isostearate in 100 g packs, from £35.40 inc. VAT. It is made or sourced to order. Every batch ships with a certificate of analysis, and safety data sheets are available in 7 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
On backorder — expected to ship by 5 December 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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100 g — £29.50 per pack ex VAT · £35.40 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 | Pale yellow, transparent oily liquid |
| Iodine value | ≤8 |
| Moisture | ≤0.3% |
| Hydroxyl value (mgKOH/g) | ≤15 |
| Saponification Value (mgKOH/g) | 95-120 |
| Chroma | (APHA) ≤100 |
| Acid Value (mg KOH/g) | ≤2.0 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 255 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90028568 |
| CAS Number | 41669-30-1 |
| IUPAC Name | 16-methylheptadecyl 16-methylheptadecanoate |
| EC Number | 255-485-3 |
| Molecular Formula | C36H72O2 |
| Molecular Weight | 536.97 |
| Exact Mass | 536.5532 |
| SMILES | CC(C)CCCCCCCCCCCCCCCOC(=O)CCCCCCCCCCCCCCC(C)C |
| InChIKey | ABEXEQSGABRUHS-UHFFFAOYSA-N |
| InChI | InChI=1S/C36H72O2/c1-34(2)30-26-22-18-14-10-6-5-9-13-17-21-25-29-33-38-36(37)32-28-24-20-16-12-8-7-11-15-19-23-27-31-35(3)4/h34-35H,5-33H2,1-4H3 |
| PubChem CID | 162048 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2915905050 |
| Tariff Code | 2915907098 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, 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
- 16-Methylheptadecanoic acid, 16-methylheptadecyl ester
- AEC ISOSTEARYL ISOSTEARATE
- CRODAMOL ISIS
- DERMOL 1818
- DUB ISIS
- HEST I-18-18
- Isooctadecanoic acid, isooctadecyl ester
- Isooctadecyl isooctadecanoate
- SABODERM IS
- SCHERCEMOL 1818 ESTER
Frequently asked questions
What is Isostearyl Isostearate used for?
It is commonly used as an emollient and thickening agent in cosmetics and personal care products, providing a smooth, non-greasy feel.
What is the chemical formula and molecular weight of Isostearyl Isostearate?
The formula is C36H72O2 with a molecular weight of 536.97 g/mol.
How should Isostearyl Isostearate be stored?
It should be stored at ambient temperature, away from direct sunlight and moisture.
What specification does Molekula's Isostearyl Isostearate meet?
Molekula's Isostearyl Isostearate is a pale yellow, transparent oily liquid with an iodine value of ≤8, moisture of ≤0.3%, hydroxyl value of ≤15 mgKOH/g, saponification value of 95-120 mgKOH/g, APHA colour of ≤100 and acid value of ≤2.0 mg KOH/g.
Can Molekula supply Isostearyl Isostearate in bulk?
Yes, Molekula can supply Isostearyl Isostearate in bulk quantities; please contact our sales team for details.
What documentation comes with an order of Isostearyl Isostearate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), available upon request.
Where can I buy Isostearyl Isostearate?
Directly from Molekula, which lists Isostearyl Isostearate in 100 g packs from £35.40 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.