17-Hydroxypregnenolone
-
17-Hydroxypregnenolone
structure -
-
CAS No:
387-79-1
-
Formula:
C21H32O3
-
Chemical Name:
17-Hydroxypregnenolone
-
Synonyms:
Pregn-5-en-20-one,3,17-dihydroxy-,(3β)-;Pregn-5-en-20-one,3β,17-dihydroxy-;(3β)-3,17-Dihydroxypregn-5-en-20-one;17-Hydroxypregnenolone;17α-Hydroxypregnenolone;3β,17α-Dihydroxypregn-5-en-20-one;17-Hydroxy-Δ5-pregnenolone;3β,17-Dihydroxy-5-pregnen-20-one;5-Pregnen-3β,17α-diol-20-one;NSC 63853;570-57-0;1499-60-1;1920-70-3;6697-78-5;85179-30-2
-
CAS No:
Description
17a-Hydroxypregnenolone is a pregnane steroid. 17a-Hydroxypregnenolone is a prohormone in the formation of dehydroepiandrosterone (DHEA).
A 21-carbon steroid that is converted from PREGNENOLONE by STEROID 17-ALPHA-HYDROXYLASE. It is an intermediate in the delta-5 pathway of biosynthesis of GONADAL STEROID HORMONES and the adrenal CORTICOSTEROIDS.
Characteristics
57.53000
3.46
1.1±0.1 g/cm3
176-179 °C @ Solvent: Benzene
468.1±40.0 °C at 760 mmHg
9℃
1.540
-20°C
Safety Information
UN1230 - class 3 - PG 2 - Methanol
3
11-23/24/25-39/23/24/25
7-16-36/37-45
TU5548000
F,T
P210-P260-P280-P301 + P310-P311
H225-H301 + H311 + H331-H370
Computed Properties
Molecular Weight:332.5
XLogP3:3.1
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:332.23514488
Monoisotopic Mass:332.23514488
Topological Polar Surface Area:57.5
Heavy Atom Count:24
Complexity:596
Undefined Atom Stereocenter Count:7
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes