18339-16-7 - Names and Identifiers
Name | 5α-Androst-16-en-3-one
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Synonyms | OCCLESTERONE ANDROSTENONE 5A-ANDROST-16-EN-3-ONE 5α-Androst-16-en-3-one 16,(5A)-ANDROSTEN-3-ONE 5alpha-androst-16-en-3-one 5ALPHA-ANDROST-16-EN-3-ONE 16-[5ALPHA]ANDROSTEN-3-ONE 3-KETO-5ALPHA,16-ANDROSTENE (5alpha)-androst-16-en-3-on (5alpha,9beta)-androst-16-en-3-one (5alpha,14beta)-androst-16-en-3-one (5alpha,9beta,14beta)-androst-16-en-3-one
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CAS | 18339-16-7
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EINECS | 242-220-1 |
InChI | InChI=1/C19H28O/c1-18-9-3-4-16(18)15-6-5-13-12-14(20)7-11-19(13,2)17(15)8-10-18/h3,9,13,15-17H,4-8,10-12H2,1-2H3/t13-,15-,16-,17+,18-,19-/m0/s1 |
InChIKey | HFVMLYAGWXSTQI-QYXZOKGRSA-N |
18339-16-7 - Physico-chemical Properties
Molecular Formula | C19H28O
|
Molar Mass | 272.42 |
Density | 1.032±0.06 g/cm3(Predicted) |
Melting Point | 140-145°C(lit.) |
Boling Point | 371.6±42.0 °C(Predicted) |
Flash Point | 157.7°C |
Solubility | Chloroform (Slightly), Methanol (Slightly, Heated) |
Vapor Presure | 1.02E-05mmHg at 25°C |
Appearance | Solid |
Color | White to Off-White |
Storage Condition | 2-8°C |
Refractive Index | 1.529 |
18339-16-7 - Risk and Safety
18339-16-7 - Introduction
5α-Androst-16-en-3-one is an important organic compound with the chemical formula C19H30O and a molecular weight of 274.44g/mol. It is a colorless to pale yellow liquid with an aromatic odor. 5α-Androst-16-en-3-one has the following properties:
1. High Boiling Point: 5α-Androst-16-en-3-one has a higher boiling point, about 205-210 degrees Celsius. This makes it advantageous for applications under some high temperature conditions.
2. Insoluble in water: 5α-Androst-16-en-3-one is almost insoluble in water, but can be dissolved in many organic solvents, such as ethanol, ethers, aromatic hydrocarbons, etc.
3. High hydrophobicity: Due to the long carbon chain in the 5α-Androst-16-en-3-one molecule, it has high hydrophobicity and is often used as a non-polar solvent.
5α-Androst-16-en-3-one has a wide range of applications, mainly including the following aspects:
1. Drug synthesis: 5α-Androst-16-en-3-one is an important raw material for the synthesis of steroid hormones, such as testosterone. It can also be used in the synthesis of some pharmaceutical intermediates.
2. Fragrances and cosmetics: 5α-Androst-16-en-3-one can be used as an additive in perfumes and cosmetics, giving products a unique aroma.
3. Industrial solvent: Because 5α-Androst-16-en-3-one has high hydrophobicity and solubility, it can be used as an industrial solvent, such as coatings, inks, etc.
The preparation of 5α-Androst-16-en-3-one is generally carried out by chemical synthesis methods, mainly in the following ways:
1. Reduction of cyclic enone: hydrogenation of cyclic enone under the action of a catalyst to generate 5α-Androst-16-en-3-one.
2. Aldehyde and ketone carbonyl synthesis method: 5α-Androst-16-en-3-one is generated by the reaction of aldehyde or ketone with carbonyl compound.
3. Isomerization reaction: Some compounds can be obtained by isomerization reaction 5α-Androst-16-en-3-one.
It should be noted that 5α-Androst-16-en-3-one needs to follow some safety measures during use and storage:
1.5α-androst-16-en-3-one has a low flash point and is flammable. It needs to be kept away from open flames and high temperature sources and stored in a well-ventilated place.
2. When using 5α-Androst-16-en-3-one, you need to wear appropriate protective equipment, such as protective gloves, goggles, etc., to avoid contact with skin and eyes.
3. Avoid contacting 5α-Androst-16-en-3-one with strong oxidants to avoid fire or explosion.
4. Waste disposal in accordance with local regulations, regular inspection and maintenance to ensure safe use and storage.
Last Update:2024-04-10 22:41:30