CAS No.2283-82-1,Dehydroandrosterone Suppliers

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Basic Information

Molecular Structure:
CAS No.:	2283-82-1
Name:	Dehydroandrosterone
Article Data:	35

Formula:	C₁₉H₂₈O₂
Molecular Weight:	288.43
Synonyms:	Androst-5-en-17-one,3a-hydroxy- (8CI);3a-Hydroxy-5-androsten-17-one;Androst-5-en-3a-ol-17-one;Dehydroandrosterone;Isoandrostenolone;D5-Androstene-3a-ol-17-one;
Density:	1.12 g/cm³
Melting Point:	148 °C
Boiling Point:	426.7 °C at 760 mmHg
Flash Point:	182.1 °C
PSA:	37.30000
LogP:	3.87920

Synthetic route

: 5223-99-4
(3R,8R,9S,10R,13S,14S)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
With methanol; sodium hydroxide at 40℃; for 4h; Inert atmosphere;	95.8%
With potassium hydroxide In methanol for 1h; Heating;	1.9 g

: 14456-21-4
17,17-ethylenedioxy-androst-5-ene-3α-ol

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
With hydrogenchloride	80%
With hydrogenchloride In ethanol; water for 5h; Reflux;

: 1383292-25-8
dehydroepiandrosterone p-nitrobenzoate

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
With potassium hydroxide In methanol; water for 1h; Sonication;	72%
With NaOH In tetrahydrofuran; methanol; water

: 571-36-8
5-androstenedione

A: 53-43-0
dehydroepiandrosterone

B: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
With ethanol; nickel Hydrogenation;

: 2719-96-2
3β-tosyloxyandrost-5-ene-17-one

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: 3.2 g / various solvent(s) / 4 h / 160 °C 2: 1.9 g / aq. KOH / methanol / 1 h / Heating View Scheme
Multi-step reaction with 2 steps 1: 3.2 g / tetra-n-butylammonium acetate / various solvent(s) / 4 h / 160 °C 2: 1.9 g / aq. KOH / methanol / 1 h / Heating View Scheme

: 115350-45-3
3β-acetoxy-5α,6α-epoxy-androst-17-one, ethylene ketal

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
Multi-step reaction with 5 steps 1: lithium aluminium tetrahydride 2: pyridine 3: N,N-dimethyl-aniline 4: potassium hydroxide 5: hydrogenchloride View Scheme
Multi-step reaction with 5 steps 1: lithium aluminium tetrahydride / tetrahydrofuran / 3 h / 35 °C / Reflux 2: pyridine / dichloromethane / 16 h / 10 - 20 °C / Cooling with ice 3: N,N-dimethyl-aniline / chloroform / 5 h / Reflux 4: potassium hydroxide; water / methanol / 1 h / Reflux 5: hydrogenchloride / ethanol; water / 5 h / Reflux View Scheme

17,17-ethylenedioxy-androstane-3β,5α-diol: 17,17-ethylenedioxy-androstane-3β,5α-diol

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1: pyridine 2: N,N-dimethyl-aniline 3: potassium hydroxide 4: hydrogenchloride View Scheme
Multi-step reaction with 4 steps 1: pyridine / dichloromethane / 16 h / 10 - 20 °C / Cooling with ice 2: N,N-dimethyl-aniline / chloroform / 5 h / Reflux 3: potassium hydroxide; water / methanol / 1 h / Reflux 4: hydrogenchloride / ethanol; water / 5 h / Reflux View Scheme

: 15577-68-1
17,17-ethylenedioxy-3β-methanesulfonyloxy-androstane-5α-ol

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: N,N-dimethyl-aniline 2: potassium hydroxide 3: hydrogenchloride View Scheme
Multi-step reaction with 3 steps 1: N,N-dimethyl-aniline / chloroform / 5 h / Reflux 2: potassium hydroxide; water / methanol / 1 h / Reflux 3: hydrogenchloride / ethanol; water / 5 h / Reflux View Scheme

: 14456-20-3
5-androsten-3α-ol-17-one acetate 17-ethylene ketal

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: potassium hydroxide 2: hydrogenchloride View Scheme
Multi-step reaction with 2 steps 1: potassium hydroxide; water / methanol / 1 h / Reflux 2: hydrogenchloride / ethanol; water / 5 h / Reflux View Scheme

prasterone acetate: prasterone acetate

: 2283-82-1
3α-hydroxy-androst-5-en-17-one

Conditions

Conditions	Yield
Multi-step reaction with 7 steps 1: p-toluenesulfonic acid monohydrate 2: 3-chloro-benzenecarboperoxoic acid 3: lithium aluminium tetrahydride 4: pyridine 5: N,N-dimethyl-aniline 6: potassium hydroxide 7: hydrogenchloride View Scheme
Multi-step reaction with 7 steps 1: orthoformic acid triethyl ester / toluene-4-sulfonic acid / 3 h / Inert atmosphere; Reflux 2: 3-chloro-benzenecarboperoxoic acid / dichloromethane / -5 - 20 °C 3: lithium aluminium tetrahydride / tetrahydrofuran / 3 h / 35 °C / Reflux 4: pyridine / dichloromethane / 16 h / 10 - 20 °C / Cooling with ice 5: N,N-dimethyl-aniline / chloroform / 5 h / Reflux 6: potassium hydroxide; water / methanol / 1 h / Reflux 7: hydrogenchloride / ethanol; water / 5 h / Reflux View Scheme

Yield

Multi-step reaction with 7 steps
1: p-toluenesulfonic acid monohydrate
2: 3-chloro-benzenecarboperoxoic acid
3: lithium aluminium tetrahydride
4: pyridine
5: N,N-dimethyl-aniline
6: potassium hydroxide
7: hydrogenchloride
View Scheme

Multi-step reaction with 7 steps
1: orthoformic acid triethyl ester / toluene-4-sulfonic acid / 3 h / Inert atmosphere; Reflux
2: 3-chloro-benzenecarboperoxoic acid / dichloromethane / -5 - 20 °C
3: lithium aluminium tetrahydride / tetrahydrofuran / 3 h / 35 °C / Reflux
4: pyridine / dichloromethane / 16 h / 10 - 20 °C / Cooling with ice
5: N,N-dimethyl-aniline / chloroform / 5 h / Reflux
6: potassium hydroxide; water / methanol / 1 h / Reflux
7: hydrogenchloride / ethanol; water / 5 h / Reflux
View Scheme

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Specification

The Dehydroandrosterone with the cas number 2283-82-1 is also called Androst-5-en-17-one, 3-hydroxy-, (3alpha)-.The IUPAC name is (3R,8R,9S,10R,13S,14S)-3-hydroxy-10,13-dimethyl-1,2,3,4,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one. Its molecular formula is C₁₉H₂₈O₂. This chemical is a kind of organics. It should be stored in dry and cool environment.

The properties of the chemical are: (1)ACD/LogP: 3.42; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.42; (4)ACD/LogD (pH 7.4): 3.42; (5)ACD/BCF (pH 5.5): 234.6; (6)ACD/BCF (pH 7.4): 234.6; (7)ACD/KOC (pH 5.5): 1730.96; (8)ACD/KOC (pH 7.4): 1730.96; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 26.3 Å²; (13)Index of Refraction: 1.56; (14)Molar Refractivity: 83.11 cm³; (15)Molar Volume: 256.9 cm³; (16)Polarizability: 32.94×10^-24cm³; (17)Surface Tension: 44.4 dyne/cm; (18)Enthalpy of Vaporization: 78.7 kJ/mol; (19)Vapour Pressure: 4.54×10^-9 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C3[C@]2(CC[C@@H]1[C@@]4(C(=C/C[C@H]1[C@@H]2CC3)\C[C@H](O)CC4)C)C
(2)InChI: InChI=1/C19H28O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h3,13-16,20H,4-11H2,1-2H3/t13-,14+,15+,16+,18+,19+/m1/s1
(3)InChIKey: FMGSKLZLMKYGDP-HKQXQEGQBW