Leptomycin B

$36 - $1190

Price

Brand	Packaging	Price	Product name
Alfa Aesar J63784	100microg	$276	Leptomycin B, 99+%, 1mM soln. in ethanol
Apolloscientific BIL2101	500μg	$508	LeptomycinB
Apolloscientific BIL2101	1mg	$907	LeptomycinB
Apolloscientific BIL2101	100μg	$138	LeptomycinB
Cayman Chemical 10004976	25μg	$120	Leptomycin B
Cayman Chemical 10004976	5μg	$36	Leptomycin B
Cayman Chemical 10004976	10μg	$61	Leptomycin B
ChemScene CS-0012947	5ug	$300	LeptomycinB
Medical Isotopes, Inc. 74786	500ug	$1190	LeptomycinB
Sigma-Aldrich 431050	5μg	$313.57	InSolution Leptomycin B, Streptomyces sp. - CAS 87081-35-4 - Calbiochem

Melting point	41-44°, with prior softening (Hokanson)
alpha	D -24.5° (c = 0.70 in MeOH); D23 -157 ° (c = 0.7% in chloroform)
Boiling point	725.8±60.0 °C(Predicted)
Density	1.072±0.06 g/cm3(Predicted)
Flash point	11°(52°F)
storage temp.	−20°C
solubility	Supplied in solution in ethanol (1 mg/ml). Further dilutions may be made with either ethanol or DMSO.
form	Liquid
pka	5.10±0.33(Predicted)
color	White to off-white
Stability	Stable for 1 year from date of purchase as supplied. Solutions or dilutions in DMSO are not stable. Solutions should be made fresh and used within one working day.