Pregnanetriol is a metabolite of 17α-hydroxyprogesterone .1,2It is formed from 17α-hydroxyprogesterone by reduction of the C-20 ketone.2Urinary levels of pregnanetriol are elevated in patients with 21-hydroxylase deficiency and congenital adrenal hyperplasia.3,4

1098-45-9

C21H36O3

336.51

Pregnanetriol

Methanol:Soluble
Powder: -20°C for 3 years
In solvent: -80°C for 2 years