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Documenti fondamentali

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188174

Sigma-Aldrich

(+)-4-Cholesten-3-one

98%

Sinonimo/i:

3-Keto-4-cholestene, 3-Oxo-4-cholestene, 4-Cholesten-3-one

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About This Item

Formula empirica (notazione di Hill):
C27H44O
Numero CAS:
601-57-0
Peso molecolare:
384.64
Beilstein:
2224119
Numero CE:
210-005-1
Numero MDL:
MFCD00003663
Codice UNSPSC:
12352115
ID PubChem:
24851303
NACRES:
NA.22

Livello qualitativo

100

Saggio

98%

Stato

solid

Attività ottica

[α]23/D +91.0°, c = 2 in chloroform

Punto di fusione

79-81 °C (lit.)

Gruppo funzionale

ketone

Stringa SMILE

[H][C@@]12[C@]([C@](CC3)(C)C(CC2)=CC3=O)([H])CC[C@@]4(C)[C@@]1([H])CC[C@]4([H])[C@]([H])(C)CCCC(C)C

InChI

1S/C27H44O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h17-19,22-25H,6-16H2,1-5H3/t19-,22+,23-,24+,25+,26+,27-/m1/s1
NYOXRYYXRWJDKP-GYKMGIIDSA-N

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)

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Certificati d'analisi (COA)

Lot/Batch Number
STBK8231
STBH6865
STBF4322V
STBC4769V
10120TH

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Sigma-Aldrich

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Sigma-Aldrich

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Colesterolo powder, BioReagent, suitable for cell culture, ≥99%

Sigma-Aldrich

C3045

Colesterolo

B Zipser et al.
Comparative biochemistry and physiology. Part C, Pharmacology, toxicology & endocrinology, 120(2), 269-282 (1998-11-25)
Steroids were isolated from the blood-sucking leech species Hirudo medicinalis and their structure was studied with one- and two-dimensional NMR spectroscopy (DQF-COSY and HMQC), GC-MS and ESI-MS spectrometry. Fractionating leech lipid using silicic acid chromatography led to the isolation of
G Tibolla et al.
Atherosclerosis, 210(1), 78-87 (2009-12-01)
Atherosclerosis is associated with Alzheimer's disease (AD) in humans, but the nature of this link is still elusive. Aim of this study was to investigate aortic atherosclerosis development in a mouse model with central nervous system (CNS) restricted beta-amyloid precursor
Daniel L Motola et al.
Cell, 124(6), 1209-1223 (2006-03-15)
In response to environmental and dietary cues, the C. elegans orphan nuclear receptor, DAF-12, regulates dauer diapause, reproductive development, fat metabolism, and life span. Despite strong evidence for hormonal control, the identification of the DAF-12 ligand has remained elusive. In
Jenna K Capyk et al.
The Journal of biological chemistry, 284(51), 35534-35542 (2009-10-23)
Cyp125 (Rv3545c), a cytochrome P450, is encoded as part of the cholesterol degradation gene cluster conserved among members of the Mycobacterium tuberculosis complex. This enzyme has been implicated in mycobacterial pathogenesis, and a homologue initiates cholesterol catabolism in the soil
A M Wolfreys et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 40(4), 461-470 (2002-03-15)
Phytosterol esters are phytosterols derived from vegetable oils following esterification to fatty acids. When phytosterols are added to foods, they inhibit the absorption of dietary and endogenous cholesterol and thereby reduce blood cholesterol concentrations. As part of a comprehensive programme
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