Pregnenolone
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Pregnenolone
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CAS No:
145-13-1
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Formula:
C21H32O2
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Chemical Name:
Pregnenolone
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Synonyms:
Pregn-5-en-20-one,3-hydroxy-,(3β)-;Pregn-5-en-20-one,3β-hydroxy-;(3β)-3-Hydroxypregn-5-en-20-one;Arthenolone;Enelone;3β-Hydroxy-Δ5-pregnen-20-one;17β-[1-Ketoethyl]-Δ5-androsten-3β-ol;Natolone;Δ5-Pregnene-3β-ol-20-one;Δ5-Pregnen-3β-ol-20-one;Pregn-5-en-3β-ol-20-one;Prenolon;Skinostelon;Pregnenolone (progesterone precursor);3β-Hydroxypregn-5-en-20-one;Δ5-Pregnenolone;Bina-Skin;Pregnetan;Pregneton;Pregnolon;Regnosone;Pregn-5-ene-3β-ol-20-one;3β-Hydroxy-5-pregnene-20-one;Pregnenolone;5-Pregnenolone;NSC 1616;NSC 18158;Pregnelon;3β-Hydroxy-5-en-20-one;116907-59-6;2481-60-9;72560-38-4
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CAS No:
Description
white to off-white powderChEBI: A 20-oxo steroid that is pregn-5-ene substituted by a beta-hydroxy group at position 3 and an oxo group at position 20.
Characteristics
37.30000
4.51530
white to off-white powder
1.09 g/cm3
192 °C
443.3ºC at 760 mmHg
188.9ºC
1.549
ethanol: soluble 10mg/mL, clear, colorless to faintly yellow
1.02E-09mmHg at 25°C
Safety Information
UN 1648 3 / PGII
3
S24/25
TU5560700
P210-P280-P305 + P351 + P338
H225-H302 + H312 + H332-H319
Pregnenolone Use and Manufacturing
1. Glucocortcoid, antiinflammatory
2. Pregnenolone is a steroid hormone involved in the steroidogenesis of progesterone, mineralocorticoids, glucocorticoids, androgens, and estrogens. As such it is a prohormone. Pregnenolone is a GABAA antagonist and increases neurogenesis in the hippocampus. It is a modulator of cytochrome P 450-3A
Computed Properties
Molecular Weight:316.5
XLogP3:4.2
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:1
Exact Mass:316.240230259
Monoisotopic Mass:316.240230259
Topological Polar Surface Area:37.3
Heavy Atom Count:23
Complexity:550
Undefined Atom Stereocenter Count:7
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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