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21-HYDROXYALLOPREGNANOLONE

CAS No.
567-02-2
Chemical Name:
21-HYDROXYALLOPREGNANOLONE
Synonyms
TDOC;5α-THDOC;ALLO TH DOC;3α,5α-THDOC;5alpha-THDOC;ALLOTETRAHYDRO DOC;ALLOTETRAHYDROCORTEXONE;1-HYDROXYALLOPREGNANOLONE;21-HYDROXYALLOPREGNANOLONE;ALLOTETRAHYDRO SUBSTANCE 'Q'
CBNumber:
CB5265066
Molecular Formula:
C21H34O3
Molecular Weight:
334.49
MDL Number:
MFCD00051144
MOL File:
567-02-2.mol
MSDS File:
SDS
Last updated:2023-06-30 15:45:59

21-HYDROXYALLOPREGNANOLONE Properties

Melting point >150oC (dec.)
storage temp. Refrigerator
solubility Chloroform (Slightly), Ethanol (Slightly, Sonicated), Methanol (Slightly)
form Solid
color White to Off-White

SAFETY

Risk and Safety Statements

WGK Germany  3

21-HYDROXYALLOPREGNANOLONE price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich P2016 3α,21-Dihydroxy-5α-pregnan-20-one ≥95% 567-02-2 5mg $116 2024-03-01 Buy
Sigma-Aldrich P2016 3α,21-Dihydroxy-5α-pregnan-20-one ≥95% 567-02-2 10mg $198.8 2024-03-01 Buy
Cayman Chemical 28364 THDOC 567-02-2 500μg $41 2024-03-01 Buy
Cayman Chemical 28364 THDOC 567-02-2 1mg $78 2024-03-01 Buy
Cayman Chemical 28364 THDOC 567-02-2 5mg $263 2024-03-01 Buy
Product number Packaging Price Buy
P2016 5mg $116 Buy
P2016 10mg $198.8 Buy
28364 500μg $41 Buy
28364 1mg $78 Buy
28364 5mg $263 Buy

21-HYDROXYALLOPREGNANOLONE Chemical Properties,Uses,Production

Uses

3α,21-Dihydroxy-5α-pregnan-20-one (THDOC) has been used:

  • as an γ-aminobutyric acid type A receptor (γ-GABAA) agonist in voltage-clamp measurements studies in Xenopus oocytes
  • to test its effect on the spike-wave discharges (SWD) finasteride-treated rats
  • in electrophysiological studies with dentate granule cells (DGCs) post controlled cortical impact (CCI) -induced brain injury

Definition

ChEBI: 5-alpha-THDOC is a 21-hydroxy steroid.

General Description

3α21-Dihydroxy-5α-pregnan-20-one (THDOC) is a neurosteroid. It is synthesized in a two-step process from deoxycorticosterone (DOC) via 5α-dihydrodeoxycorticosterone (DHDOC) intermediate with enzymes 5α-reductase and 3α-hydroxysteroid oxidoreductase catalyzing these steps respectively.

Biochem/physiol Actions

3α,21-Dihydroxy-5α-pregnan-20-one (THDOC) is a positive allosteric modulator of the γ-aminobutyric acid A receptor (GABAA). By modulating GABAA receptor, THDOC allows sustained hyperpolarization and an increase in chloride influx and membrane conductance in neurons. THDOC, thus modulates neuronal excitability. It possesses anxiolytic, anticonvulsant and sedative properties. The levels of THDOC show variation in different physiological states. A low THDOC level in the mensural phase is speculated to play a role in the pathogenesis of catamenial epilepsy (CE) in women. However, elevated levels are reported in depression. THDOC may have an indirect role in the hypothalamic-pituitary–adrenal (HPA) axis activation during acute stress.

storage

Store at RT

21-HYDROXYALLOPREGNANOLONE Preparation Products And Raw materials

Raw materials

Preparation Products

21-HYDROXYALLOPREGNANOLONE Suppliers

Global( 51)Suppliers
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TargetMol Chemicals Inc.
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Career Henan Chemica Co
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Wuhan Topule Biopharmaceutical Co., Ltd
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Aladdin Scientific
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J & K SCIENTIFIC LTD. 010-82848833 400-666-7788 jkinfo@jkchemical.com China 96815 76
Wuxi Zhongkun Biochemical Technology Co., Ltd. 0510-85629785 18013409632 sales@reading-chemicals.com China 15185 58
Finetech Industry Limited 027-87465837 19945049750 sales@finetechnology-ind.com China 9636 58
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51471 80
ALLOPREGNANE-3ALPHA,21-DIOL-20-ONE ALLOTETRADEOXYCORTICOSTERONE ALLOTETRAHYDROCORTEXONE ALLOTETRAHYDRODEOXYCORTICOSTERONE ALLOTETRAHYDRODESOXYCORTICOSTERONE ALLOTETRAHYDRO DOC ALLOTETRAHYDRO SUBSTANCE 'Q' ALLO TH DOC 5-ALPHA-PREGNAN-3-ALPHA, 21-DIOL-20-ONE 5ALPHA-PREGNANE-3ALPHA,21-DIOL-20-ONE 3ALPHA,21-DIHYDROXY-5ALPHA-PREGNAN-20-ONE 21-HYDROXYALLOPREGNANOLONE 5A-pregnane-3A,21-diol-20-one 5alpha-Pregnan-3alpha,21-diol-20-one-17,21,21-D3 3α,21-dihydroxy-5α-pregnan-20-one 5α-Pregnane-3α,21-diol-20-one 5α-Pregnan-3α,21-diol-20-one-17,21,21-D3 21-Hydroxyallopregnanolone, 5α-Pregnane-3α,21-diol-20-one, 5α-THDOC, Allopregnane-3α,21-diol-20-one, Allotetrahydrodeoxycorticosterone 3β,5α-Tetrahydrodeoxycorticosterone TDOC 5α-THDOC Allopregnane-3α,21-diol-20-one Allotetrahydrodeoxycorticosterone (Solution) 1-HYDROXYALLOPREGNANOLONE Pregnan-20-one, 3,21-dihydroxy-, (3α,5α)- "3α,21-Dihydroxy-5a-pregnan-20-one" 5alpha-THDOC 3α,21-Dihydroxy-5α-pregnan-20-one 3α,21Dihydroxy5αpregnan20one,3α,21 Dihydroxy 5α pregnan 20 one 3α,5α-THDOC 5α-PREGNAN-3α, 21-DIOL-20-ONE 567-02-2 C21H31D3O3 BioChemical Cell Biology Cell Signaling and Neuroscience Ligand-Gated Ion Channels Ion Channels GABA and Glycine Receptor Modulators