Molekula
Estradiol cypionate
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
Estradiol cypionate is a synthetic estrogen derivative used primarily in hormone replacement therapy, contraception, and gender-affirming treatments. It mimics natural estradiol, providing prolonged hormonal effects when administered intramuscularly. CAS 313-06-4, molecular formula C26H36O3, molecular weight 396.56 g/mol. Store at ambient conditions. Classified with the signal word "Danger" due to health hazards. Molekula supplies Estradiol cypionate 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 — $147.70 per pack
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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 Powder |
| Grade | USP27 |
| Storage Temperature | +20 ° C |
| Assay | 99%min |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 41689898 |
| CAS Number | 313-06-4 |
| IUPAC Name | [(8R,9S,13S,14S,17S)-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] 3-cyclopentylpropanoate |
| EC Number | 206-237-8 |
| Molecular Formula | C26H36O3 |
| Molecular Weight | 396.56 |
| Exact Mass | 396.2664 |
| SMILES | C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2OC(=O)CCC4CCCC4)CCC5=C3C=CC(=C5)O |
| InChIKey | UOACKFBJUYNSLK-XRKIENNPSA-N |
| InChI | InChI=1S/C26H36O3/c1-26-15-14-21-20-10-8-19(27)16-18(20)7-9-22(21)23(26)11-12-24(26)29-25(28)13-6-17-4-2-3-5-17/h8,10,16-17,21-24,27H,2-7,9,11-15H2,1H3/t21-,22-,23+,24+,26+/m1/s1 |
| PubChem CID | 9403 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| HTS Code | 29372310 |
| Tariff Code | 2937230000 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
- H350 May cause cancer
- H360 May damage fertility or the unborn child
- H362 May cause harm to breast-fed children
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
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
- 17beta-Estradiol 17-cyclopentylpropionate
- beta-Estradiol 17-cypionate
- Depo-Estradiol
- Depoestra
- Depofemin
- Estra-1,3,5(10)-triene-3,17-diol (17beta)-, 17-cyclopentanepropanoate
- Estradep
- ESTRADIOL 17beta-CYCLOPENTANEPROPANOATE
- Estradiol cipionate
- Estradiol, 17-cyclopentanepropionate
Frequently asked questions
What is estradiol cypionate used for?
Estradiol cypionate is primarily used in hormone replacement therapy (HRT) and as a component in contraceptive formulations due to its estrogenic activity.
What is the chemical formula and molecular weight of estradiol cypionate?
The chemical formula is **C₂₆H₃₆O₃**, and the molecular weight is **396.56 g/mol**.
How should estradiol cypionate be stored?
Store at **ambient temperature** in a dry, well-ventilated area, away from incompatible substances.
What grades or purity levels of estradiol cypionate does Molekula supply?
Molekula supplies estradiol cypionate in **pharmaceutical-grade purity** (typically ≥98%).
Can Molekula supply estradiol cypionate in bulk quantities?
Yes, bulk quantities are available upon request—minimum order quantities and packaging options vary by application.
What documentation comes with an order of estradiol cypionate?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
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.