ChemicalBook > CAS DataBase List > Clascoterone

Clascoterone

Product Name
Clascoterone
CAS No.
19608-29-8
Chemical Name
Clascoterone
Synonyms
CB-03-01;17alpha-propionate;CB-03-1;Cortexolone 17α-propionate;Clascoteron;Clascoterone;CLASCOTERONA;17α-propionate;Clascoterone API;CB-03-01 Clascoterone
CBNumber
CB32512063
Molecular Formula
C24H34O5
Formula Weight
402.52
MOL File
19608-29-8.mol
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Clascoterone Property

Boiling point:
538.9±50.0 °C(Predicted)
Density 
1.19
storage temp. 
Store at -20°C
solubility 
Soluble in DMSO
form 
Powder
pka
12.98±0.10(Predicted)
InChIKey
GPNHMOZDMYNCPO-PDUMRIMRSA-N
SMILES
C1(=O)C=C2[C@](C)(CC1)[C@]1([H])[C@]([H])([C@@]3([H])[C@@](CC1)(C)[C@@](OC(=O)CC)(C(=O)CO)CC3)CC2
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H341Suspected of causing genetic defects

Precautionary statements

P201Obtain special instructions before use.

P202Do not handle until all safety precautions have been read and understood.

P281Use personal protective equipment as required.

P308+P313IF exposed or concerned: Get medical advice/attention.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Cayman Chemical
Product number
28392
Product name
Cortexolone 17α-propionate
Packaging
10mg
Price
$57
Updated
2024/03/01
Cayman Chemical
Product number
28392
Product name
Cortexolone 17α-propionate
Packaging
100mg
Price
$335
Updated
2024/03/01
Cayman Chemical
Product number
28392
Product name
Cortexolone 17α-propionate
Packaging
5mg
Price
$32
Updated
2024/03/01
Cayman Chemical
Product number
28392
Product name
Cortexolone 17α-propionate
Packaging
25mg
Price
$122
Updated
2024/03/01
ApexBio Technology
Product number
A3108
Product name
17alpha-propionate
Packaging
5mg
Price
$142
Updated
2021/12/16
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Clascoterone Chemical Properties,Usage,Production

Description

Clascoterone (Winlevi®) is an androgen receptor inhibitor being developed as a topical cream and solution by Cassiopea (a spin-out company of Cosmo Pharmaceuticals) for the treatment of androgen-dependent skin disorders, including androgenetic alopecia and acne vulgaris. Although the exact mechanism of action of clascoterone for the topical treatment of acne vulgaris is unknown, the drug is believed to compete with the androgen dihydrotestosterone for binding to androgen receptors in the sebaceous gland and hair follicles to attenuate signalling necessary for acne pathogenesis. In August 2020, clascoterone cream 1% received its first approval in the USA for the topical treatment of acne vulgaris in patients 12 years of age or older. Clinical studies of a different formulation of clascoterone (a solution containing a higher concentration of the drug) for the treatment of androgenetic alopecia are underway in Germany and the USA. This article summarizes the milestones in the development of clascoterone leading to this first approval for the topical treatment of acne vulgaris.

Chemical Properties

Clascoterone is a white to almost white powder, practically insoluble in water. The compound has the empirical formula C24H34O5 andmolecular weight of 402.5 g/mol.

Uses

Clascoterone (cortexolone 17α-propionate, CB-03-01) is a novel antagonist of androgen receptors. It binds to androgen receptors with high affinity. By competing with androgens for binding to androgen receptors, clascoterone works by blocking the androgen receptor signalling cascades that promote acne pathogenesis, such as sebaceous gland proliferation, excess sebum production, and inflammatory pathways. In August 2020, FDA approved clascoterone for the first-in-class topical treatment of acne (acne vulgaris) in male and female patients 12 years and older. Clascoterone is also being investigated as a novel treatment for androgenetic alopecia.

Uses

Clascoterone is being developed as a topical cream by Cassiopea for androgen-?dependent skin disorders.

Biological Activity

Clascoterone is a high-affinity androgen receptor (AR) antagonist (antiandrogen) that antagonizes testosterone-stimulated transcription activity (in reporter cells) as well as DHT-induced production of lipids and inflammatory cytokines (in human sebocytes) in cultures. When applied topically, clascoterone is as active as cyproterone acetate, and 2-, 3-, and 4-times, respectively, more active than finasteride, flutamide, and progesterone in vivo (local antiandrogenic activity in hamster′s flank organ; 100-400 μg/50 μL acetone/animal).

Side effects

Clascoterone topical application may cause serious side effects: severe itching, burning, peeling, or redness of treated skin; high blood potassium--nausea, weakness, tingly feeling, chest pain, irregular heartbeats, loss of movement; or decreased adrenal gland hormones--nausea, vomiting, stomach pain, loss of appetite, feeling tired or light-headed, muscle or joint pain, skin discoloration, craving salty foods.

Safety

Clascoterone(Winlevi) is the only topical acne product with a warning about hypothalamic-pituitary-adrenal (HPA) axis suppression. This may result when Winlevi is used over large surface areas or if use is prolonged. In addition, pediatric patients may be more susceptible. This adverse event was not observed in the pivotal studies or in the long-term open-label extension study. However, it was observed in a small group of patients on Day 14 in a pharmacokinetic study. Normal HPA axis function was observed at follow-up at 4 weeks after end of treatment.

Mode of action

Clascoterone is an androgen receptor inhibitor. The mechanism of action of WINLEVI cream for the topical treatment of acne vulgaris is unknown.

Clascoterone Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from Clascoterone manufacturers

Hebei Dangtong Import and export Co LTD
Product
Clascoterone 19608-29-8
Price
US $1850.00-1650.00/Grams
Min. Order
1Grams
Purity
99%
Supply Ability
100tons
Release date
2023-02-14
Wuhan Haorong Biotechnology Co.,Ltd
Product
Clascoterone 19608-29-8
Price
US $0.00-0.00/kg
Min. Order
20kg
Purity
99%
Supply Ability
200000
Release date
2023-08-21
Shaanxi TNJONE Pharmaceutical Co., Ltd
Product
CB-03-01;Clascoterone 19608-29-8
Price
US $0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
10000kg
Release date
2024-05-09

19608-29-8, ClascoteroneRelated Search:


  • 17alpha-propionate
  • CB-03-1
  • 17alpha-propio17-(1-oxopropoxy)pregn-4-ene-3,20-dione
  • CB-03-01 17alpha-propionate
  • CB-03-01
  • Cortexolone 17-alpha-propionate
  • 17 alpha-propionate (CB-03-01)
  • 21-Hydroxy-17-(1-oxopropoxy)pregn-4-ene-3,20-dione
  • Cortexolone 17α-propionate
  • (8R,9S,10R,13S,14S,17R)-17-(2-hydroxyacetyl)-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl propionate
  • Clascoterone
  • CB-03-01;CORTEXOLONE 17Α-PROPIONATE;CORTEXOLONE 17 ALPHA-PROPIONATE
  • Pregn-4-ene-3,20-dione, 21-hydroxy-17-(1-oxopropoxy)-
  • Cortexolone-17a-propionate D6 major
  • Cortexolone 17-α-propionate
  • CLASCOTERONA
  • Amlodipine Impurity 80
  • CB-03-01 Clascoterone
  • Clascoterone (CB-03-1)
  • Clascoterone API
  • Clascoteron
  • 17α-propionate
  • 19608-29-8
  • APIS
  • API
  • 19608-29-8