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Merck

1356508

USP

Ketoconazole

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

(±)-cis-1-Acetyl-4-(4-[(2-[2,4-dichlorophenyl]-2-[1H-imidazol-1-ylmethyl]-1,3-dioxolan-4-yl)-methoxy]phenyl)piperazine

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About This Item

Empirical Formula (Hill Notation):
C26H28Cl2N4O4
CAS Number:
65277-42-1
Molecular Weight:
531.43
NACRES:
NA.24
PubChem Substance ID:
329750216
UNSPSC Code:
41116107
MDL number:
MFCD00058579

Key Documents

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Product Name

Ketoconazole, United States Pharmacopeia (USP) Reference Standard

InChI

1S/C26H28Cl2N4O4/c1-19(33)31-10-12-32(13-11-31)21-3-5-22(6-4-21)34-15-23-16-35-26(36-23,17-30-9-8-29-18-30)24-7-2-20(27)14-25(24)28/h2-9,14,18,23H,10-13,15-17H2,1H3/t23-,26-/m0/s1

SMILES string

CC(=O)N1CCN(CC1)c2ccc(OC[C@H]3CO[C@@](Cn4ccnc4)(O3)c5ccc(Cl)cc5Cl)cc2

InChI key

XMAYWYJOQHXEEK-OZXSUGGESA-N

grade

pharmaceutical primary standard

API family

ketoconazole

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

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Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

CYP3A4 inhibitor
Ketoconazole USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Ketoconazole Compounded Oral Suspension
  • Ketoconazole Tablets

Biochem/physiol Actions

Antifungal agent

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.

Other Notes

Sales restrictions may apply.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Repr. 1B - STOT RE 2

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

65277-42-1

CAS No.

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R A Bok et al.
Drug safety, 20(5), 451-458 (1999-05-29)
The definition of hormone refractory prostate cancer is changing. It has become clear that patients with advanced prostate cancer whose disease has progressed following treatment with luteinising hormone releasing hormone agonists and antiandrogens can respond to additional hormonal manoeuvres. Ketoconazole
Jan Faergemann et al.
Expert opinion on pharmacotherapy, 8(9), 1365-1371 (2007-06-15)
Seborrhoeic dermatitis (SD) is a chronic, inflammatory skin disorder, affecting areas of the head and body where sebaceous glands are most prominent and active. The disorder commonly affects hair-bearing areas of the head, including the scalp. Involvement on the face
Sarah Abdalla Ahmed et al.
PLoS neglected tropical diseases, 8(6), e2942-e2942 (2014-06-20)
The current treatment of eumycetoma utilizing ketoconazole is unsatisfactory because of high recurrence rates, which often leads to complications and unnecessary amputations, and its comparatively high cost in endemic areas. Hence, an effective and affordable drug is required to improve
Avivit Peer et al.
The Prostate, 74(4), 433-440 (2013-12-18)
Abiraterone, a potent CYP 17 inhibitor, is standard treatment in docetaxel refractory, metastatic castrate resistant prostate cancer (mCRPC). However, in countries where abiraterone has not been approved yet, or for patients who cannot afford it, ketoconazole is used as an
J J Berwaerts et al.
Journal of the American Geriatrics Society, 46(7), 880-884 (1998-07-22)
Cushing's syndrome is a rare disorder. The corticotropin (ACTH)-dependent form of this syndrome generally results either from excessive ACTH secretion by a pituitary adenoma or ectopic secretion by a malignant tumor. Theoretically, the latter type can be assumed to occur
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