Ibutamoren

Ibutamoren (INN) (developmental code names MK-677, MK-0677, L-163,191) is a non-peptidic, potent, long-acting, orally-active, and selective agonist of the ghrelin receptor and a growth hormone secretagogue, mimicking the growth hormone (GH)-stimulating action of the endogenous hormone ghrelin.

Mk-677 COA:

TEST	ACCEPTANCE CRITERLA	RESULTS
	TLC	Positive
Identification	UV spectrum	Positive
	IR spectrum	Positive
Characteristics	White to yellowish-white crystalline powder	conform
Melting point	32 ~ 37ºC	33~36ºC
Specific optical rotation	+77°~+82°	+79.3°
Loss on drying	≤0.5%	0.15%
Assay	97 ~ 103%	99.08%
Free heptanoic acid	≤0.2 %	0.10%
Related substances	≤2%	Pass
	Acetone ≤100ppm	Pass
Residual solvents(GC)	Methanol ≤100ppm	Pass
	Pyridine ≤100ppm	Pass

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Notice: This product is only suitable for laboratory use, or the use of animals. It can not be used directly on the human body