Pyrimethamine

$5 - $1880

Price

Brand	Packaging	Price	Product name
AHH MT-22037	1500g	$588	Pyrimethamine
AK Scientific D897	25g	$589	Pyrimethamine
AK Scientific J10587	100mg	$95	Pyrimethamine
AK Scientific D897	5g	$147	Pyrimethamine
Ambeed A195764	100g	$103	Pyrimethamine
Ambeed A195764	100mg	$5	Pyrimethamine
Ambeed A195764	250mg	$7	Pyrimethamine
Ambeed A195764	1g	$9	Pyrimethamine
Ambeed A195764	5g	$11	Pyrimethamine
Ambeed A195764	10g	$19	Pyrimethamine

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Melting point	233-234°C
Boiling point	393.35°C (rough estimate)
Density	1.2171 (rough estimate)
refractive index	1.6110 (estimate)
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
solubility	Prepare the solution immediately before use. Dissolve 0.25 g in a mixture of 1 volume of methanol R and 3 volumes of methylene chloride R and dilute to 10 mL with the same mixture of solvents. The solution is clear (2.2.1) and not more intensely coloured than reference solution BY6 (2.2.2, Method II).
pka	pKa 7(t=20.0) (Uncertain)
form	Solid
color	White to Off-White
Water Solubility	<0.01 g/100 mL at 21 ºC
λmax	276nm(lit.)
Merck	14,7985
BRN	219864
BCS Class	2 (CLogP), 4 (LogP),3
Stability	Stable, but light sensitive. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference	58-14-0(CAS DataBase Reference)
IARC	3 (Vol. 13, Sup 7) 1987
NIST Chemistry Reference	Pyrimethamine(58-14-0)
EPA Substance Registry System	Pyrimethamine (58-14-0)