ChemicalSuppliers.com

SMI-4a suppliers and prices

Formula
C11H6F3NO2S
CAS number
438190-29-5
Molar mass
273.23 g/mol

Cheapest by weight

$6,800 per gram

25 milligrams for $170.00

At Focus Biomolecules, United States · Grade not stated

View at Focus Biomolecules

Every price we found

2 prices from 2 stores, checked October 30, 2026. In stock from $6,800 to $11,800 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.

PackStoreGrade and formPrice per unitLink
25 milligrams$170.00 Focus BiomoleculesUnited States Lowest priceGrade not stated $6,800 per gram
25 milligrams$295.00 LKT Laboratories, Inc. United States Grade not stated $11,800 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 SMI-4a was $6,800 per gram: 25 milligrams for $170.00 at Focus Biomolecules.

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, October 30). SMI-4a suppliers and prices. Retrieved October 31, 2026, from https://www.chemicalsuppliers.com/smi-4a/

ACS

SMI-4a Suppliers and Prices. ChemicalSuppliers.com, October 30, 2026. https://www.chemicalsuppliers.com/smi-4a/ (accessed 2026-10-31).

BibTeX

@misc{chemicalsuppliers-smi-4a,
  author  = {{ChemicalSuppliers.com}},
  title   = {{SMI-4a} suppliers and prices},
  year    = {2026},
  date    = {2026-10-30},
  url     = {https://www.chemicalsuppliers.com/smi-4a/},
  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 SMI-4a and what they cost at the cheapest store we track.
You need
273 milligrams
of SMI-4a, molar mass 273.23 g/mol
That much costs
$1,858
$18,580 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it
$1,870
11 packs of 25 milligrams at Focus Biomolecules
View at Focus Biomolecules

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

Bulk suppliers

30 companies list it on PubChem or their own site. Ask any of them for a quote.

Your company? List it free and get bulk buyer requests.

Similar chemicals

Sold by

Chemical identity

Formula, molar mass, CAS number, InChIKey and the official PubChem record
Formula
C11H6F3NO2S
Molar mass
273.23 g/mol
CAS number
438190-29-5
InChIKey
NGJLOFCOEOHFKQ-YVMONPNESA-N
Official record
PubChem 1361334

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.