22-alpha-Hydroxy Cholesterol

Modify Date: 2026-07-16 19:31:29

22-alpha-Hydroxy Cholesterol Structure
22-alpha-Hydroxy Cholesterol structure
Common Name 22-alpha-Hydroxy Cholesterol
CAS Number 17954-98-2 Molecular Weight 402.65
Density 1.0±0.1 g/cm3 Boiling Point 513.1±23.0 °C at 760 mmHg
Molecular Formula C27H46O2 Melting Point N/A
MSDS USA Flash Point 213.5±17.2 °C

 Use of 22-alpha-Hydroxy Cholesterol


22(R)-Hydroxycholesterol (Narthesterol) is an endogenous LXR agonist. 22(R)-Hydroxycholesterol (Narthesterol) can be used for tangier disease research[1].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name (22R)-22-hydroxycholesterol
Synonym More Synonyms

 22-alpha-Hydroxy Cholesterol Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description 22(R)-Hydroxycholesterol (Narthesterol) is an endogenous LXR agonist. 22(R)-Hydroxycholesterol (Narthesterol) can be used for tangier disease research[1].
Related Catalog
References

[1]. Costet P, et al. Sterol-dependent transactivation of the ABC1 promoter by the liver X receptor/retinoid X receptor. J Biol Chem. 2000 Sep 8;275(36):28240-5.  

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.0±0.1 g/cm3
Boiling Point 513.1±23.0 °C at 760 mmHg
Molecular Formula C27H46O2
Molecular Weight 402.65
Flash Point 213.5±17.2 °C
Exact Mass 402.349792
PSA 40.46000
LogP 7.66
Vapour Pressure 0.0±3.0 mmHg at 25°C
Index of Refraction 1.536
InChIKey RZPAXNJLEKLXNO-GFKLAVDKSA-N
SMILES CC(C)CCC(O)C(C)C1CCC2C3CC=C4CC(O)CCC4(C)C3CCC12C

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR NONH for all modes of transport

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  0

DownStream  2

 Articles48

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Oxysterols synergize with statins by inhibiting SREBP-2 in ovarian cancer cells.

Gynecol. Oncol. 135(2) , 333-41, (2014)

Determine mechanisms responsible for enhanced statin efficacy in a novel statin combination we name STOX (STatin-OXysterol).Ovarian cancer cell lines were treated with combinations of statins and oxys...

HBCDD-induced sustained reduction in mitochondrial membrane potential, ATP and steroidogenesis in peripubertal rat Leydig cells.

Toxicol. Appl. Pharmacol. 282(1) , 20-9, (2015)

Hexabromocyclododecane (HBCDD), a brominated flame retardant added to various consumer products, is a ubiquitous environmental contaminant. We have previously shown that 6-hour exposure to HBCDD distu...

Tumor necrosis factor alpha may act as an intraovarian mediator of luteinizing hormone-induced oocyte maturation in trout.

Biol. Reprod. 86(1) , 1-12, (2012)

In fish, like in other vertebrates, luteinizing hormone (Lh) is an essential hormone for the completion of oocyte maturation. In salmonid fish (i.e., salmon and trout), oocyte maturation is induced by...

 22-alpha-Hydroxy CholesterolBioassay

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This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Agonist activity at LXR in human HepG2 cells assessed as reduction in SREBP1c proteol...
Source: ChEMBL
Target: Oxysterols receptor LXR-beta
External Id: CHEMBL5372115
Name: Maximal induction of liver X receptor-alpha receptor in transactivation assay
Source: ChEMBL
Target: Oxysterols receptor LXR-alpha
External Id: CHEMBL836029
Name: Agonist activity at RXRalpha in mouse peritoneal macrophages assessed as ApoAI-mediat...
Source: ChEMBL
Target: Retinoic acid receptor RXR-alpha
External Id: CHEMBL1219324
Name: Activation of GAL4 fused human LXR beta expressed in HEK293 cells after 24 hrs by luc...
Source: ChEMBL
Target: Oxysterols receptor LXR-beta
External Id: CHEMBL4040642
Name: Activation of GAL4 fused human LXR alpha expressed in HEK293 cells after 24 hrs by lu...
Source: ChEMBL
Target: Oxysterols receptor LXR-alpha
External Id: CHEMBL4040641
Name: Effective concentration against liver X receptor-alpha in HEK293 cell transactivation...
Source: ChEMBL
Target: Oxysterols receptor LXR-alpha
External Id: CHEMBL832531
Name: Effective concentration against liver X receptor-beta in HEK293 transactivation assay...
Source: ChEMBL
Target: Oxysterols receptor LXR-beta
External Id: CHEMBL832871
Name: Agonist activity at full length human LXRbeta transfected in HEK293T cells co-express...
Source: ChEMBL
Target: Oxysterols receptor LXR-beta
External Id: CHEMBL5372100
Name: Agonist activity at full length human LXRalpha transfected in HEK293T cells co-expres...
Source: ChEMBL
Target: Oxysterols receptor LXR-alpha
External Id: CHEMBL5372099
Name: Percent inhibition of [3H2]-F3-methyl AA (1) binding to liver X receptor-beta at 100 ...
Source: ChEMBL
Target: Oxysterols receptor LXR-beta
External Id: CHEMBL835560
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Narthesterol
22BF-HYDROXYCHOLESTEROL
22(S)-hydroxycholesterol
(3β,22S)-Cholest-5-ene-3,22-diol
22BETA-HYDROXYCHOLESTEROL
22R-OHC
22(R)-HYDROXYCHOLESTEROL

 22-alpha-Hydroxy Cholesterol | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of (22R)-22-hydroxycholesterol?
A: Related downstream products(CAS) of (22R)-22-hydroxycholesterol: 19243-30-2;481-21-0.
Q: What is the InChIKey of (22R)-22-hydroxycholesterol?
A: InChIKey of (22R)-22-hydroxycholesterol is RZPAXNJLEKLXNO-GFKLAVDKSA-N.
Q: What English synonyms does (22R)-22-hydroxycholesterol have?
A: English synonyms of (22R)-22-hydroxycholesterol: Narthesterol, 22BF-HYDROXYCHOLESTEROL, 22(S)-hydroxycholesterol, (3β,22S)-Cholest-5-ene-3,22-diol, 22BETA-HYDROXYCHOLESTEROL, 22R-OHC, 22(R)-HYDROXYCHOLESTEROL.
Q: What is the boiling point of (22R)-22-hydroxycholesterol?
A: Boiling point of (22R)-22-hydroxycholesterol is 513.1±23.0 °C at 760 mmHg.
Q: What are the uses of (22R)-22-hydroxycholesterol?
A: Main uses of (22R)-22-hydroxycholesterol: 22(R)-Hydroxycholesterol (Narthesterol) is an endogenous LXR agonist. 22(R)-Hydroxycholesterol (Narthesterol) can be used for tangier disease research[1].
Q: What is the molecular formula of (22R)-22-hydroxycholesterol?
A: Molecular formula of (22R)-22-hydroxycholesterol is C27H46O2.
Q: What is the polar surface area (PSA) of (22R)-22-hydroxycholesterol?
A: Polar surface area (PSA) of (22R)-22-hydroxycholesterol is 40.46000.
Q: What is the SMILES notation of (22R)-22-hydroxycholesterol?
A: SMILES notation of (22R)-22-hydroxycholesterol is CC(C)CCC(O)C(C)C1CCC2C3CC=C4CC(O)CCC4(C)C3CCC12C.
Q: What is the English name of (22R)-22-hydroxycholesterol?
A: The English name of (22R)-22-hydroxycholesterol is (22R)-22-hydroxycholesterol.
Q: What is the LogP of (22R)-22-hydroxycholesterol?
A: LogP of (22R)-22-hydroxycholesterol is 7.66.

 22-alpha-Hydroxy Cholesterolfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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