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

Modify Date: 2025-08-25 14:24:28

(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].

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

Description	17α,20β-Dihydroxy-4-pregnen-3-one (17,20β-P) is a maturation-inducing steroid[1].
Related Catalog	Research Areas >> Endocrinology Signaling Pathways >> Others >> Others
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.

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

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

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

Precursor 3
CAS#:68-96-2 17α-hydroxyprog... CAS#:57-83-0 Progesterone CAS#:152-58-9 Cortodoxone
DownStream 2
CAS#:57-83-0 Progesterone CAS#:63-05-8 Androstenedione

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...

(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

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (20R)-17,20-Dihydroxypregn-4-en-3-one
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 17ALPHA,20BETA-DIHYDROXY-4-PREGNEN-3-ONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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Price: ￥3700/5 mg

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

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

Names

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

Chemical & Physical Properties

MSDS

Safety Information

Precursor & DownStream

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Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.