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Merck

27840

Corticosteron

≥98.5% (HPLC)

Synonym(e):

11β,21-Dihydroxy-4-pregnen-3,20-dion, 11β,21-Dihydroxyprogesteron, 4-Pregnen-11β,21-diol-3,20-dion, Kendall’s Compound B, Reichstein’s Substance H

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€ 33,50

500 MG

€ 122,00

€ 33,50


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Über diesen Artikel

Empirische Formel (Hill-System):
C21H30O4
CAS-Nummer:
Molekulargewicht:
346.46
UNSPSC Code:
12352211
NACRES:
NA.77
PubChem Substance ID:
EC Number:
200-019-6
Beilstein/REAXYS Number:
2339601
MDL number:

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InChI key

OMFXVFTZEKFJBZ-HJTSIMOOSA-N

InChI

1S/C21H30O4/c1-20-8-7-13(23)9-12(20)3-4-14-15-5-6-16(18(25)11-22)21(15,2)10-17(24)19(14)20/h9,14-17,19,22,24H,3-8,10-11H2,1-2H3/t14-,15-,16+,17-,19+,20-,21-/m0/s1

SMILES string

C[C@]12C[C@H](O)[C@H]3[C@@H](CCC4=CC(=O)CC[C@]34C)[C@@H]1CC[C@@H]2C(=O)CO

biological source

synthetic

assay

≥98.5% (HPLC)

form

powder or crystals

optical activity

[α]20/D +223±3°, c = 1% in ethanol

Quality Level

Gene Information

mp

179-183 °C

functional group

ketone

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1 of 4

Dieser Artikel
C250546148235135
biological source

synthetic

biological source

synthetic (organic)

biological source

-

biological source

-

assay

≥98.5% (HPLC)

assay

≥92%

assay

≥98% (HPLC)

assay

≥95% (HPLC)

functional group

ketone

functional group

-

functional group

-

functional group

-

form

powder or crystals

form

powder

form

-

form

crystalline powder

mp

179-183 °C (lit.)

mp

179-183 °C (lit.)

mp

179-183 °C (lit.)

mp

-

Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

100

General description

Corticosterone (Cort) is a glucocorticoid hormone. It is also the principal hormone that mediates stress responses in birds. It is the primary adrenal cortical steroid in rat plasma.[1] The influence of maternal Cort exposure on the developing placenta has been studied in a mouse model.[2]

Application

Corticosterone was used to study the adrenoceptor signaling in rats,[3][4] lizards[5] or in vitro.[6] It was also used in immune suppression experiment.[7]

Biochem/physiol Actions

Corticosterone is synthesized from cholesterol in the adrenal cortex that activates both mineralocorticoid and glucocorticoid receptors. The role of corticosterones is vital for reproductive processes including ovulation, lutenization, development of oocytes, parturition and lactation. The metabolism of corticosterone is modulated by the enzyme 11β-hydroxysteroid dehydrogenase.[8][9]

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Preparation Note

Corticosterone is soluble in chloroform and ethanol.

Lagerklasse

11 - Combustible Solids

wgk

WGK 3

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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Analysenzertifikate (COA)

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In der Dokumentenbibliothek finden Sie die Dokumentation zu den Produkten, die Sie kürzlich erworben haben.

Die Dokumentenbibliothek aufrufen

Stress, corticosterone responses and avian personalities.
Cockrem JF.
Journal of Ornithology, 148(2), 169-178 (2007)
Corticosterone and brood abandonment in a passerine bird.
Ouyang JQ, et al.
Animal behaviour, 84(1), 261-268 (2012)
A M Iacopino et al.
The Journal of biological chemistry, 265(18), 10177-10180 (1990-06-25)
Corticosterone was administered to normal and bilaterally adrenalectomized rats (250-300 g), and hormonal regulation of brain calbindin-D28k (CaBP28k) levels was investigated by radioimmunoassay for CaBP28k protein and by slot and Northern blot analyses for CaBP28k mRNA. The specificity of the
D F DeNardo et al.
Hormones and behavior, 27(2), 184-199 (1993-06-01)
Adrenal corticoid release is a major component of the stress response which can affect many body functions including behavior. The purpose of our studies was to examine the effects of corticosterone (B) on both the agonistic and courtship components of
Amanda J Rickard et al.
Journal of molecular endocrinology, 42(6), 449-459 (2009-01-23)
The mineralocorticoid receptor (MR) and glucocorticoid receptor are ligand-activated transcription factors that have important physiological and pathophysiological actions in a broad range of cell types including monocytes and macrophages. While the glucocorticoids cortisol and corticosterone have well-described anti-inflammatory actions on

Questions

1–3 of 3 Questions  
  1. what is the solubility of Corticosterone in DMSO or ethanol?

    1 answer
    1. This product is not tested for solubility. Other Corticosterone products available, such as C2505 and 235135, indicate that this material is soluble in Ethanol at 50 mg/mL. A brief search of this literature indicates that the compound is also soluble in DMSO at 69 mg/mL ( (199.15 mM).

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  3. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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