C8667

Sigma-Aldrich

Cholesterol

Sigma Grade, ≥99%

Sinônimo(s):
3β-Hydroxy-5-cholestene, 5-Cholesten-3β-ol
Empirical Formula (Hill Notation):
C27H46O
Número CAS:
Peso molecular:
386.65
Beilstein/REAXYS Number:
1915888
Número EC:
Número MDL:
eCl@ss:
39023139
ID de substância PubChem:
NACRES:
NA.77

Nível de qualidade

200

fonte biológica

sheep wool

grau

Sigma Grade

teor

≥99%

forma

powder

pb

360 °C (lit.)

pf

147-149 °C (lit.)

solubilidade

water: soluble 0.00003 g/L at 20 °C

densidade

1.067 g/mL at 25 °C (lit.)

enviado em

ambient

temperatura de armazenamento

−20°C

SMILES string

CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C

InChI

1S/C27H46O/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/h9,18-19,21-25,28H,6-8,10-17H2,1-5H3/t19-,21+,22+,23-,24+,25+,26+,27-/m1/s1

InChI key

HVYWMOMLDIMFJA-DPAQBDIFSA-N

Gene Information

Procurando produtos similares? Visit Guia de comparação de produtos

Categorias relacionadas

Aplicação

Standard for chromatography
Cholesterol was used to prepare immune-stimulating complexes to enhance cellular and humoral responses. It was incorporated in animal feed to study the effect of cholesterol-rich diet.

Embalagem

500 mg in poly bottle
1, 5, 25, 100 g in poly bottle

Ações bioquímicas/fisiológicas

Cholesterol is a lipid that makes up about 20-25% of the structural components of the cell membranes. It determines the fluidity and permeability of the membrane, making it permeable to water but not to ions and protons. Cholesterol also regulates the functions of the transporters and signaling proteins present on the plasma membrane. The major sites of cholesterol synthesis are small intestine and liver.
Major component of all biological membranes; ~25% of total brain lipid is cholesterol.

Nota de preparo

Cholesterol monohydrate yields a clear, colorless to faint yellow solution in hot alcohol. It is also soluble in acetone, dioxane, ethyl acetate, benzene, petroleum ether, oils, fats, and in aqueous solutions of bile salts. Solutions should be protected from light.

storage_class_code

11 - Combustible Solids

WGK Alemanha

WGK 1

Ponto de fulgor (ºF)

Not applicable

Ponto de fulgor (ºC)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)

Certificado de análise

Certificado de origem

Anja Helgeby et al.
Journal of immunology (Baltimore, Md. : 1950), 176(6), 3697-3706 (2006-03-07)
The cholera toxin A1 (CTA1)-DD/QuilA-containing, immune-stimulating complex (ISCOM) vector is a rationally designed mucosal adjuvant that greatly potentiates humoral and cellular immune responses. It was developed to incorporate the distinctive properties of either adjuvant alone in a combination that exerted...
Effects of 2 or 5 consecutive exercise days on adipocyte area and lipid parameters in Wistar rats
Guerra RL et al
Lipids in Health and Disease, 6, doi: 10-doi: 10 (2007)
Jeffrey Buter et al.
Nature chemical biology, 15(9), 889-899 (2019-08-21)
Mycobacterium tuberculosis (Mtb) is the world's most deadly pathogen. Unlike less virulent mycobacteria, Mtb produces 1-tuberculosinyladenosine (1-TbAd), an unusual terpene nucleoside of unknown function. In the present study 1-TbAd has been shown to be a naturally evolved phagolysosome disruptor. 1-TbAd...
R R Grummer et al.
Journal of animal science, 66(12), 3160-3173 (1988-12-01)
Cholesterol utilized for steroid synthesis by ovarian tissue may be derived from de novo synthesis or cellular uptake of lipoprotein cholesterol. The majority of blood cholesterol is transported by either low (LDL) or high (HDL) density lipoproteins, depending on the...
John M Dietschy et al.
Journal of lipid research, 45(8), 1375-1397 (2004-07-16)
Unesterified cholesterol is an essential structural component of the plasma membrane of every cell. During evolution, this membrane came to play an additional, highly specialized role in the central nervous system (CNS) as the major architectural component of compact myelin....
Artigos
Biosynthesis of cholesterol generally takes place in the endoplasmic reticulum of hepatic cells and begins with acetyl- CoA, which is mainly derived from an oxidation reaction in the mitochondria. Acetyl-CoA and acetoacetyl-CoA are converted to 3-hydroxy- 3-methylglutaryl-CoA (HMG-CoA) by HMG-CoA synthase.
Leia mais

Nossa equipe de cientistas tem experiência em todas as áreas de pesquisa, incluindo Life Sciences, ciência de materiais, síntese química, cromatografia, química analítica e muitas outras.

Entre em contato com a assistência técnica