Molekula
Ouabain octahydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Ouabain octahydrate is a cardiac glycoside used in research to study sodium-potassium ATPase activity and cellular ion transport. It is available in high purity for scientific applications. Catalogue details: CAS 11018-89-6, molecular formula C29H44O12 · 8H2O, molecular weight 728.77 g/mol, stored at ambient temperature. Signal word: Danger. Molekula supplies Ouabain octahydrate 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
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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1 g — £124.10 per pack ex VAT · £148.92 inc. VAT
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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 |
| Specific rotation | -30 to -33 |
| Loss on Drying | 18 - 22% |
| Assay | >98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | I |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 55079698 |
| CAS Number | 11018-89-6 |
| IUPAC Name | 3-[(1R,3S,5S,8R,9S,10R,11R,13R,14S,17R)-1,5,11,14-tetrahydroxy-10-(hydroxymethyl)-13-methyl-3-[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]-2H-furan-5-one;octahydrate |
| Molecular Formula | C29H44O12 · 8H2O |
| Molecular Weight | 728.77 |
| Exact Mass | 728.3678 |
| SMILES | C[C@H]1[C@@H]([C@H]([C@H]([C@@H](O1)O[C@H]2C[C@H]([C@@]3([C@@H]4[C@@H](CC[C@@]3(C2)O)[C@]5(CC[C@@H]([C@]5(C[C@H]4O)C)C6=CC(=O)OC6)O)CO)O)O)O)O.O.O.O.O.O.O.O.O |
| InChIKey | TYBARJRCFHUHSN-DMJRSANLSA-N |
| InChI | InChI=1S/C29H44O12.8H2O/c1-13-22(34)23(35)24(36)25(40-13)41-15-8-19(32)28(12-30)21-17(3-5-27(28,37)9-15)29(38)6-4-16(14-7-20(33)39-11-14)26(29,2)10-18(21)31;;;;;;;;/h7,13,15-19,21-25,30-32,34-38H,3-6,8-12H2,1-2H3;8*1H2/t13-,15-,16+,17+,18+,19+,21+,22-,23+,24+,25-,26+,27-,28+,29-;;;;;;;;/m0......../s1 |
| PubChem CID | 6364534 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 2938.90.0000 |
| Tariff Code | 2938909090 |
Safety & GHS
-
Toxic
GHS06
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Serious Health Hazard
GHS08
Hazard statements
- H300 Fatal if swallowed
- H331 Toxic if inhaled
- H373 May cause damage to organs through prolonged or repeated exposure
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P271 Use only outdoors or in a well-ventilated area
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P304+312 IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell
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.
Synonyms
- Acocantherine;G-Strophanthin
- G-Strophanthin
- g-Strophanthin octahydra te
- Ouabain CRS
- Ouabain, European Pharmacopoeia (EP) Reference Standard
- Ouabain, Pharmaceutical Secondary Standard; Certified Reference Material
- penta[a]phenanthren-17-yl]-2H-furan-5-one;octahydrate
- Prestwick_370
- Quabain octahydrate
- Strophantine octahydrate
Frequently asked questions
What is Ouabain octahydrate used for?
Ouabain octahydrate is primarily used in research applications, particularly in studies involving sodium-potassium ATPase inhibition and cardiac glycoside mechanisms.
What is the chemical formula and molecular weight of Ouabain octahydrate?
The formula is C29H44O12 · 8H2O with a molecular weight of 728.77 g/mol.
How should Ouabain octahydrate be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade is available for Ouabain octahydrate?
Molekula supplies Ouabain octahydrate as a research-grade product.
Can Molekula supply Ouabain octahydrate in bulk?
Yes, Molekula can supply Ouabain octahydrate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Ouabain octahydrate?
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.