ethisterone(CAS No. 434-03-7)

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10 Gram	Negotiable

10 Gram

Negotiable

Min.Order :10 Gram
Purity: ≥99.5%
Payment Terms : L/C,T/T,Other

Keywords

Ethisterone purity 99% ethisterone high quality cas 434-03-7

Quick Details

Appearance:colorless or yellowishliquid
Application:
PackAge:Net Weight: 250kg/drum
ProductionCapacity:200|Kilogram|Day
Storage:well-ventilating, away from open fire, high temperature, and antioxidant
Transportation:by sea/by express

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Details:

ethisterone Basic Information

Synonyms: Ethisterone,98%; 17-alpha-ethynyltestosterone; pregneninolone; 17a-ethynyl-17b-hydroxy-4-androsten-3-one; 17a-ethynyl testosterone; anhydrohydroxyprogesterone; ethynyl testosterone; Gestoral
CAS Reference: 434-03-7 (CAS DataBase Reference)
Molecular Formula: C21H28O2
Molecular Weight: 312.45
EINECS: 207-096-5
Molecular Structure:

ethisterone Chemical Properties

Density: 1.13g/cm³
Stability: Stable at normal temperatures and pressures.
Solubility: Soluble.
Appearance: Off-white powder
History:
Analytical:

ethisterone Usage And Synthesis

Storage Temperature: Keep tightly closed. Store in a cool dry place.
Stability: Stable at normal temperatures and pressures.
Usage:

Synthetic progestogen; metabolite of Danazol; intermediate in the synthesis of Spironolactone

ethisterone Specification

The IUPAC name of Gestoral is (8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one. With the CAS registry number 434-03-7, it is also named as 17-Ethinyl testosterone. The product's categories are Steroids; Acetylenes; Biochemistry; Functionalized Acetylenes; Hydroxyketosteroids; Intermediates & Fine Chemicals; Metabolites & Impurities; Pharmaceuticals. It is off-white powder which is slightly soluble in ethanol, acetone, ethyl ether, chloroform and vegetable oils, insoluble in water in fact.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 3.86; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.86; (4)ACD/LogD (pH 7.4): 3.86; (5)ACD/BCF (pH 5.5): 508.47; (6)ACD/BCF (pH 7.4): 508.47; (7)ACD/KOC (pH 5.5): 3011.26; (8)ACD/KOC (pH 7.4): 3011.25; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Index of Refraction: 1.572; (13)Molar Refractivity: 90.21 cm³; (14)Molar Volume: 274.1 cm³; (15)Polarizability: 35.76¡Á10^-24 cm³; (16)Surface Tension: 48 dyne/cm; (17)Enthalpy of Vaporization: 81.31 kJ/mol; (18)Vapour Pressure: 7.59E-10 mmHg at 25¡ãC; (19)Rotatable Bond Count: 1; (20)Tautomer Count: 5; (21)Exact Mass: 312.20893; (22)MonoIsotopic Mass: 312.20893; (23)Topological Polar Surface Area: 37.3; (24)Heavy Atom Count: 23; (25)Complexity: 638.

Uses of Gestoral: It is used as a testosterone derivative with effects similar to progestational. And it is also used as synthetic progestogen, metabolite of Danazol and intermediate in the synthesis of Spironolacton. In addition, this chemical can be used in the treatment of uterine bleeding or menorrhagia.

When you are using this chemical, please be cautious about it as the following:
It has limited evidence of a carcinogenic effect. And it also has danger of serious damage to health by prolonged exposure. So people should not breathe dust and avoid contact with skin and eyes.

People can use the following data to convert to the molecule structure.
1. SMILES:O=C4\C=C3/[C@]([C@H]2CC[C@]1([C@@H](CC[C@]1(C#C)O)[C@@H]2CC3)C)(C)CC4
2. InChI:InChI=1/C21H28O2/c1-4-21(23)12-9-18-16-6-5-14-13-15(22)7-10-19(14,2)17(16)8-11-20(18,21)3/h1,13,16-18,23H,5-12H2,2-3H3/t16-,17+,18+,19+,20+,21+/m1/s1

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