Leptomycin B suppliers and prices

Formula: C₃₃H₄₈O₆
CAS number: 87081-35-4
Molar mass: 540.70 g/mol

Cheapest by weight

$63,000 per gram

5 milligrams for $315.00

At LKT Laboratories, Inc. , United States · Grade not stated

View at LKT Laboratories, Inc.

Lowest total price

$240.00 for 1 milligram

Works out at $240,000 per gram

At Focus Biomolecules, United States

View at Focus Biomolecules

Every price we found

2 prices from 2 stores, checked October 30, 2026. In stock from $63,000 to $240,000 per gram, depending on pack size and store. Each one is worked out per kilogram, so a small bottle and a big bag compare fairly.

SortShow prices per Currency

Pack	Store	Grade and form	Price per unit	Link
5 milligrams$315.00	LKT Laboratories, Inc. United States	Lowest priceGrade not stated	$63,000 per gram
1 milligram$240.00	Focus BiomoleculesUnited States	Grade not stated	$240,000 per gram

Cite these pricesA ready sentence and reference for your report

For your report

As of October 30, 2026, the lowest store price for leptomycin B was $63,000 per gram: 5 milligrams for $315.00 at LKT Laboratories, Inc. .

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, October 30). Leptomycin B suppliers and prices. Retrieved October 31, 2026, from https://www.chemicalsuppliers.com/leptomycin-b/

ACS

Leptomycin B Suppliers and Prices. ChemicalSuppliers.com, October 30, 2026. https://www.chemicalsuppliers.com/leptomycin-b/ (accessed 2026-10-31).

BibTeX

@misc{chemicalsuppliers-leptomycin-b,
  author  = {{ChemicalSuppliers.com}},
  title   = {{Leptomycin B} suppliers and prices},
  year    = {2026},
  date    = {2026-10-30},
  url     = {https://www.chemicalsuppliers.com/leptomycin-b/},
  urldate = {2026-10-31},
  note    = {Prices checked October 30, 2026}
}

Prices change every day, so each line carries the date they were checked.

Making a solution?

Pick the strength and how much you need. We work out the grams of Leptomycin B and what they cost at the cheapest store we track.

Strength

Amount of solution

You need: 541 milligrams; of Leptomycin B, molar mass 540.70 g/mol
That much costs: $34,064; $340,641 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: In bulk; That is more than 99 store packs. Ask suppliers for a bulk quote instead.; Get bulk quotes

Weigh it out, dissolve it in less water than you need, then top up to the full amount.

Similar chemicals

Leptomycin AC₃₂H₄₆O₆ · 1 store

Sold by

Chemical identity

Formula, molar mass, CAS number, InChIKey and the official PubChem record

Formula: C₃₃H₄₈O₆
Molar mass: 540.70 g/mol
CAS number: 87081-35-4
InChIKey: YACHGFWEQXFSBS-XYERBDPFSA-N
Official record: PubChem 6917907

How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-30, then divided by the pack size. Shipping and tax are not included.