SS-31 is a synthetic mitochondria-targeting tetrapeptide designed to interact with cardiolipin within the inner mitochondrial membrane. It is commonly utilized in research settings to study cellular energetics, oxidative stressors, and mechanisms associated with mitochondrial membrane stability. Supplied by Peptico for research-use only.
SIZE:
Availability: 19 in stock
Earn $4.00 cashback on this order.
Ships Same Day
Order by 1 p.m. ET, Mon–Fri
Free Ground Shipping
on Orders Over $150
2-Day Shipping
Available at Checkout
Looking for additional research products? Log in to view the full catalog.
Format
Lyophilized powder
Approved Exclusively For
Laboratory and Analytical Research
Handling
Utilize appropriate sterile technique and controlled environments during preparation.
Short-Term Storage - Lyophilized Powder Form Only
- For maximum potency, lyophilized materials may generally be stored between 2°C and 8°C (36°F to 46°F) for up to 4 weeks when maintained in their original, sealed lyophilized form.
- Maintain a cool and dry environment.
- Protect from moisture and light.
- Minimize exposure to humidity and temperature fluctuations.
Long-Term Storage - Lyophilized Powder Form Only
- For maximum potency and long-term preservation, lyophilized materials may generally be stored between -20°C and -80°C (-4°F to -112°F) for up to 1 year when preserved in their original, sealed lyophilized form.
- Maintain a cool and dry environment.
- Protect from moisture and light.
- Minimize exposure to humidity and temperature fluctuations.
Important Note:
Storage guidelines apply only to lyophilized material in its original, sealed, and untampered vial.
COA History
All shipped products include a unique batch number printed on the vial label. This batch number corresponds to a third-party Certificate of Analysis tested by an ISO/IEC 17025 accredited laboratory.
The COA attached at the top of this page, along with the COA marked “Current” below, represents the active production batch currently being shipped. This same batch number will appear on the label of your vial.
For previous purchases, please refer to COAs marked “Historical” and match the batch number on your vial to the batch number listed on the corresponding COA.
For a complete record of testing documentation across all products and batches, please visit our COA Vault, which includes both current and historical COAs.
COA in progressView all our COAs in the COA Vault.View the COA Vault
Molecular Profile
What is SS-31?
Scientific compound data sourced from PubChem.
Chemical Structure
PubChem CID 11764719
Type
Peptide compound
PubChem CID
11764719
CAS Number
736992-21-5
Molecular Formula
C32H49N9O5
Molecular Weight
639.80 g/mol
IUPAC Name
(2S)-6-amino-2-[[(2S)-2-[[(2R)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-3-(4-hydroxy-2,6-dimethylphenyl)propanoyl]amino]-N-[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]hexanamide
InChIKey
SFVLTCAESLKEHH-WKAQUBQDSA-N
Research
Sources & References
API results related to SS-31.
PubChem
Compound data
SS-31 compound record
CID: 11764719
Formula: C32H49N9O5 • Molecular weight: 639.8
View source
PubMed
Scientific paper
Pre-qualifications, learning strategies, and study satisfaction among medical students: insights from a multicenter German study.
Medical education online
Publication date: 2026 Dec 31
View source
PubMed
Scientific paper
Seawater immersion reshapes the temporal dynamics of traumatic brain injury and reveals mitochondrial oxidative stress as a modifiable therapeutic target.
Experimental neurology
Publication date: 2026 Dec
View source
PubMed
Scientific paper
Disruption of hippocampal mitochondrial function underlies opioid-induced postoperative cognitive dysfunction in aged rats.
Brain, behavior, and immunity
Publication date: 2026 Nov
View source
PubMed
Scientific paper
Oral Colon- and Mitochondria-Targeted Nanoparticles Alleviate Ulcerative Colitis by Reeducating Macrophage Polarization via SIRT3/FOXO3a-Mediated Mitochondrial Restoration.
Journal of gastroenterology and hepatology
Publication date: 2026 Oct
View source
PubMed
Scientific paper
Engineered Mitochondria-Targeted Biomimetic Hybrid Nanovesicles Ameliorate Rheumatoid Arthritis via Regulating Macrophage Autophagy and cGAS-STING Signaling.
ACS applied materials & interfaces
Publication date: 2026 Sep 8
View source⚠️ IMPORTANT RESEARCH NOTICE
This product is NOT for human consumption.
Supplied strictly for laboratory and analytical research use only, it is not intended to diagnose, treat, cure, or prevent any disease, and must not be used for clinical, veterinary, or therapeutic applications.
All information provided, including referenced research and data, is for educational and scientific context only and should NOT be interpreted as medical guidance.
By purchasing, you confirm that you are a qualified individual or entity operating in accordance with applicable local, state, and federal regulations. All responsibility for handling, use, and compliance rests solely with the purchaser.