Pyrimethamine suppliers and prices

Formula: C₁₂H₁₃ClN₄
CAS number: 58-14-0
Molar mass: 248.71 g/mol

Cheapest by weight

$672 per gram

500 milligrams for $336.00

At Cayman Chemical, United States · Grade not stated

View at Cayman Chemical

Lowest total price

$120.00 for 100 milligrams

Works out at $1,200 per gram

At Cayman Chemical, United States

View at Cayman Chemical

Every price we found

3 prices from 2 stores, checked November 1 to November 2, 2026. In stock from $672 to $9,478 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
500 milligrams$336.00	Cayman ChemicalUnited States	Lowest priceGrade not stated	$672 per gram
100 milligrams$120.00	Cayman ChemicalUnited States	Grade not stated	$1,200 per gram
50 milligrams45,000.00 INR, about $474	SRIRAMCHEMIndia	Grade not stated	$9,478 per gram

Cite these pricesA ready sentence and reference for your report

For your report

As of November 2, 2026, the lowest store price for pyrimethamine was $672 per gram: 500 milligrams for $336.00 at Cayman Chemical.

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, November 2). Pyrimethamine suppliers and prices. Retrieved November 2, 2026, from https://www.chemicalsuppliers.com/pyrimethamine/

ACS

Pyrimethamine Suppliers and Prices. ChemicalSuppliers.com, November 2, 2026. https://www.chemicalsuppliers.com/pyrimethamine/ (accessed 2026-11-02).

BibTeX

@misc{chemicalsuppliers-pyrimethamine,
  author  = {{ChemicalSuppliers.com}},
  title   = {{Pyrimethamine} suppliers and prices},
  year    = {2026},
  date    = {2026-11-02},
  url     = {https://www.chemicalsuppliers.com/pyrimethamine/},
  urldate = {2026-11-02},
  note    = {Prices checked November 2, 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 Pyrimethamine and what they cost at the cheapest store we track.

Strength

Amount of solution

You need: 249 milligrams; of Pyrimethamine, molar mass 248.71 g/mol
That much costs: $167.13; $1,671 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: $336.00; 1 pack of 500 milligrams at Cayman Chemical; View at Cayman Chemical

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

Similar chemicals

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Chemical identity

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

Formula: C₁₂H₁₃ClN₄
Molar mass: 248.71 g/mol
CAS number: 58-14-0
InChIKey: WKSAUQYGYAYLPV-UHFFFAOYSA-N
Official record: PubChem 4993

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.