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Y0001390

Cyproterone acetate for peak identification

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

Cyproterone acetate, 6-Chloro-1β,2β-dihydro-17-hydroxy-3′H-cyclopropa(1,2)-pregna-1,4,6-triene-3,20-dione acetate

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About This Item

Empirical Formula (Hill Notation):
C24H29ClO4
CAS Number:
Molecular Weight:
416.94
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

cyproterone

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

[H][C@@]12CC[C@](OC(C)=O)(C(C)=O)[C@@]1(C)CC[C@@]3([H])[C@@]2([H])C=C(Cl)C4=CC(=O)[C@@H]5C[C@@H]5[C@]34C

InChI

1S/C24H29ClO4/c1-12(26)24(29-13(2)27)8-6-16-14-10-20(25)19-11-21(28)15-9-18(15)23(19,4)17(14)5-7-22(16,24)3/h10-11,14-18H,5-9H2,1-4H3/t14-,15+,16-,17-,18-,22-,23-,24-/m0/s1

InChI key

UWFYSQMTEOIJJG-FDTZYFLXSA-N

Gene Information

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Cyproterone acetate for peak identification EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Pictograms

Health hazardExclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Carc. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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F Neumann et al.
Experimental and clinical endocrinology, 98(2), 71-80 (1991-01-01)
Cyproterone acetate (CPA) has been discovered more than 25 years ago and it was the first antiandrogen suitable for clinical use. CPA inhibits the action of endogenous and exogenous androgens at all androgen target organs; these include the prostate, seminal
T Rabe et al.
Drug safety, 14(1), 25-38 (1996-01-01)
The preclinical safety assessment of cyproterone acetate (CPA) with regard to liver tumorigenesis was based on tumorigenicity studies, which revealed no mutagenic potential. Recently, in vitro studies on the formation of adducts and the enhancement of DNA repair synthesis with
A J Cooper et al.
Canadian journal of psychiatry. Revue canadienne de psychiatrie, 37(1), 33-39 (1992-02-01)
This study reports the short term effects in five pedophiles of the antiandrogenic drug cyproterone acetate (CPA) on nocturnal penile tumescence (NPT); penile responses to erotic stimuli in the laboratory; and sex hormones (testosterone, LH, FSH and prolactin). During the
G Friedman et al.
Digestive diseases and sciences, 44(7), 1362-1363 (1999-09-18)
Cyproterone acetate is a normally well-tolerated drug that is used widely for the treatment of prostatic carcinoma. Liver toxicity due to its use is not well known. We describe two cases of fatal fulminant hepatitis related to the use of
S L Goldenberg et al.
The Urologic clinics of North America, 18(1), 111-122 (1991-02-01)
Cyproterone acetate is a progestational antiandrogen with potent antigonadotropic activity that results in rapid suppression of serum testosterone. Used as a single agent, cyproterone acetate yields a total androgen blockade. It may be combined with low-dose diethylstilbestrol, orchiectomy, or LHRH

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