CAS No.1420-49-1,Androsta-3,5-diene-7,17-dione Suppliers

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Basic Information

Molecular Structure:
CAS No.:	1420-49-1
Name:	Androsta-3,5-diene-7,17-dione
Article Data:	8

Formula:	C₁₉H₂₄O₂
Molecular Weight:	284.398
Synonyms:	NSC 134910;
EINECS:	1806241-263-5
Density:	1.14g/cm³
Melting Point:	167-168℃
Boiling Point:	449.3 °C at 760 mmHg
Flash Point:	167.5 °C
PSA:	34.14000
LogP:	3.86340

Synthetic route

: 1139932-08-3
7-keto-DHEA

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With perchloric acid In methanol	86%

: 566-19-8
5-androstene-3β-ol-7,17-dione

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With perchloric acid In methanol; water at 20℃; for 12h;	80%

: 110-87-2
3,4-dihydro-2H-pyran

: 566-19-8
5-androstene-3β-ol-7,17-dione

A: 102890-86-8
3β-(2-tetrahydropyranyloxy)-androst-5-ene-7,17-dione

B: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With pyridinium p-toluenesulfonate In dichloromethane at 20℃; for 3h;	A 68% B 0.150 g

...Expand

: 514-50-1
3β-acetoxy-5α,6β-dibromocholestane

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With chromium(VI) oxide; acetic acid at 28 - 45℃; ueber mehrere Reaktionsstufen;

: 3β-Chlor-7β-hydroxyandrost-5-en-17-on

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With silver nitrate; dimethyl sulfoxide

3β-acetoxy-androstene-(5)-dione-(7.17): 3β-acetoxy-androstene-(5)-dione-(7.17)

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With hydrogenchloride; methanol

: 1449-61-2
3-O-acetyl-7-oxo-dehydroepiandrosterone

aqueous methanol.HCl: aqueous methanol.HCl

: 1420-49-1
androsta-3,5-diene-7,17-dione

: 207670-02-8
7-oxo-dehydroepiandrosterone-3β-stearate

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With perchloric acid In methanol at 65℃; for 0.7h;	100 % Chromat.

: 7-oxo-dehydroepiandrosterone-3β-sulfate

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
With perchloric acid In methanol at 65℃; for 1h;	99.8 % Chromat.

: 897-01-8
(3S,8R,9S,10R,13S,14S)-3-Chloro-10,13-dimethyl-1,2,3,4,7,8,9,10,11,12,13,14,15,16-tetradecahydro-cyclopenta[a]phenanthren-17-one

: 1420-49-1
androsta-3,5-diene-7,17-dione

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: (microbiological transformation) 2: AgNO3, DMSO View Scheme

Raw Materials

1449-61-2

110-87-2

566-19-8

514-50-1

897-01-8

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Specification

The Androsta-3,5-diene-7,17-dione, with CAS registry number 1420-49-1, has the systematic name of androsta-3,5-diene-7,17-dione. Besides this, it is also called 3,5-Androstadiene-7,17-dione. And the chemical formula of this chemical is C₁₉H₂₄O₂.

Physical properties of Androsta-3,5-diene-7,17-dione: (1)ACD/LogP: 2.92; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.92; (4)ACD/LogD (pH 7.4): 2.92; (5)ACD/BCF (pH 5.5): 98.02; (6)ACD/BCF (pH 7.4): 98.02; (7)ACD/KOC (pH 5.5): 926.85; (8)ACD/KOC (pH 7.4): 926.85; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 34.14 Å²; (13)Index of Refraction: 1.568; (14)Molar Refractivity: 81.62 cm³; (15)Molar Volume: 249.2 cm³; (16)Polarizability: 32.35×10^-24cm³; (17)Surface Tension: 43.8 dyne/cm; (18)Density: 1.14 g/cm³; (19)Flash Point: 167.5 °C; (20)Enthalpy of Vaporization: 70.8 kJ/mol; (21)Boiling Point: 449.3 °C at 760 mmHg; (22)Vapour Pressure: 2.88E-08 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C3\C=C1\C=C/CC[C@@]1([C@H]4CC[C@@]2(C(=O)CC[C@H]2[C@H]34)C)C
(2)InChI: InChI=1/C19H24O2/c1-18-9-4-3-5-12(18)11-15(20)17-13-6-7-16(21)19(13,2)10-8-14(17)18/h3,5,11,13-14,17H,4,6-10H2,1-2H3/t13-,14-,17-,18-,19-/m0/s1
(3)InChIKey: VHDOTNMSJDQVEE-ZENYQMPMBJ
(4)Std. InChI: InChI=1S/C19H24O2/c1-18-9-4-3-5-12(18)11-15(20)17-13-6-7-16(21)19(13,2)10-8-14(17)18/h3,5,11,13-14,17H,4,6-10H2,1-2H3/t13-,14-,17-,18-,19-/m0/s1
(5)Std. InChIKey: VHDOTNMSJDQVEE-ZENYQMPMSA-N