Free shipping over $200 · Ships next business day
Home / Shop / 677 Capsules
Reference standard

677 Capsules

CAS 159752-10-0

MK-677 (Ibutamoren) (677 Capsules) is a research-grade reference compound supplied for in-vitro laboratory study. MK-677 (Ibutamoren) is a non-peptide ghrelin receptor agonist and oral growth hormone secretagogue, and is widely referenced in GH/IGF-1 axis and metabolic models. For research use only ? not for human or veterinary consumption.

Specifications LOT #2026-I041

CAS159752-10-0
Molecular formulaC27H36N4O5S
Molecular weight528.66 g/mol
Purity≥99.4%% (HPLC-UV)
FormCapsule
Certificate of Analysis
Lot #2026-I041 · 4/13/2026 · 0 batches
View certificate →
In stock
Original price was: $120.00.Current price is: $96.00.
Save 20%
QuantityShips in 24h
Bulk pricing avail. ≥10
Buy now
Free domestic shipping over $200
Cold-chain insulated, tracked
COA arrives via email at dispatch
Secure checkout · 256-bit SSL
About this compound

677 Capsules

See the full product description, key facts, and research-use disclaimer below.

Jump to description ↓

Latest certificate

Tested at independent lab.

Each lot we ship is independently verified for purity, identity, and stability. Click any lot to view the full certificate image.

View all 1 lot certificates →

CERTIFICATE OF ANALYSIS · LOT #2026-I041

677 Capsules

All tests passed
Test method
HPLC-UV (215 nm)
Purity result
99.4%% PASS
Identity
CONFIRMED (LC-MS)
Theoretical mass
528.66 Da
Test date
4/13/2026
Shipping

Cold-chain, tracked, fast.

Orders placed before 2 PM PST Mon–Fri ship same day. Domestic orders typically arrive in 2–3 business days. Free shipping on orders over $200.

All vials ship in insulated packaging with ice packs to maintain stability in transit.