Identity
| Name | SS-31 (also elamipretide) |
| Sequence, three-letter | D-Arg-Dmt-Lys-Phe-NH₂ |
| Length | 4 amino acids |
| Molecular formula | C₃₂H₄₉N₉O₅ |
| Molecular weight | 639.8 g/mol (monoisotopic mass 639.3857) |
| CAS number | 736992-21-5 |
Reference data from PubChem (CID 11764719). Check any certificate's mass with our peptide mass calculator.
Specification and supply
| Strength | Box code | Pack | Availability |
|---|---|---|---|
| 10 mg | 2S10 | Box of 10 vials | Pre-order |
| 50 mg | 2S50 | Box of 10 vials | Pre-order |
Form: freeze-dried (lyophilised) powder.
Documents and storage
Every batch ships with the manufacturer's certificate of analysis. Ask for the certificate of the current batch before you order. Safety data sheet: on request. Keep the vial tightly closed, dry and at the labelled temperature; our storage and handling guide explains why.
Ordering for institutions
- Quotations within one working day, valid for 14 days, with lead time and delivery terms on one page.
- Invoices and documents in your institution's name; tell us if your purchase order needs to appear on them.
- Payment in full before dispatch, unless other terms are agreed in writing.
- Every shipment carries the batch number and expiry on the packing list and delivery note.
Who can buy it
Verified research buyers only, with a signed end-use declaration: laboratory research by qualified staff, no use in people or animals, no resale for those uses. We give no dosing or usage advice.
Related: All research-grade products · How to read a certificate of analysis
Questions people ask
- What is the SS-31 sequence?
D-Arg-Dmt-Lys-Phe-NH₂, 4 amino acids.
- What is the CAS number of SS-31?
736992-21-5 (PubChem).
- Is SS-31 in stock?
Not in UK stock at the moment. You can pre-order it: nothing is charged when you pre-order, and we deliver within 14 days of confirming it.
- Can individuals buy SS-31 from you?
No. We supply verified research buyers only.