(20R)-17,20-Dihydroxypregn-4-en-3-one

Modify Date: 2024-01-14 11:18:02

(20R)-17,20-Dihydroxypregn-4-en-3-one Structure
(20R)-17,20-Dihydroxypregn-4-en-3-one structure
Common Name (20R)-17,20-Dihydroxypregn-4-en-3-one
CAS Number 1662-06-2 Molecular Weight 332.48
Density 1.2±0.1 g/cm3 Boiling Point 487.1±45.0 °C at 760 mmHg
Molecular Formula C21H32O3 Melting Point 201-202ºC
MSDS USA Flash Point 262.5±25.2 °C

 Use of (20R)-17,20-Dihydroxypregn-4-en-3-one


17α,20β-Dihydroxy-4-pregnen-3-one (17,20β-P) is a maturation-inducing steroid[1].

 Names

Name (20R)-17,20-dihydroxypregn-4-en-3-one
Synonym More Synonyms

 (20R)-17,20-Dihydroxypregn-4-en-3-one Biological Activity

Description 17α,20β-Dihydroxy-4-pregnen-3-one (17,20β-P) is a maturation-inducing steroid[1].
Related Catalog
References

[1]. J V Planas, et al. Maturation-associated changes in the response of the salmon testis to the steroidogenic actions of gonadotropins (GTH I and GTH II) in vitro. Biol Reprod. 1995 Mar;52(3):697-704.  

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 487.1±45.0 °C at 760 mmHg
Melting Point 201-202ºC
Molecular Formula C21H32O3
Molecular Weight 332.48
Flash Point 262.5±25.2 °C
Exact Mass 332.235138
PSA 57.53000
LogP 2.88
Vapour Pressure 0.0±2.8 mmHg at 25°C
Index of Refraction 1.568
Storage condition 2-8°C

 Safety Information

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

 Articles25

More Articles
Changes in expression of genes encoding gonadotropin subunits and growth hormone/prolactin/somatolactin family hormones during final maturation and freshwater adaptation in prespawning chum salmon.

Endocrine 20(1-2) , 23-34, (2003)

The pituitary levels of mRNAs encoding gonadotropin (GTH) subunits (GTH alpha2 and IIbeta), prolactin (PRL), and somatolactin (SL) increased in chum salmon during the last stages of spawning migration...

Dispersion of cyclin B mRNA aggregation is coupled with translational activation of the mRNA during zebrafish oocyte maturation.

Dev. Biol. 229(2) , 421-31, (2001)

Cyclin B mRNA stored in immature zebrafish oocytes is translationally activated upon the stimulation of 17alpha,20beta-dihydroxy-4-pregnen-3-one (17alpha,20beta-DP), an event prerequisite for initiati...

Epidermal growth factor receptor binding and biological activity in the ovary of goldfish, Carassius auratus.

Am. J. Physiol. 270(5 Pt 2) , R1065-72, (1996)

The receptor binding and biological activity of epidermal growth factor-urogastrone (EGF) was characterized in the follicle-enclosed goldfish oocyte. The binding of 125I-labeled mouse EGF (mEGF) to go...

 Synonyms

(20R)-17,20-Dihydroxypregn-4-en-3-one
17ALPHA,20BETA-DIHYDROXY-4-PREGNEN-3-ONE
Pregn-4-en-3-one, 17,20-dihydroxy-, (20R)-
4-Pregnen-17α,20β-diol-3-one
MFCD00010485