1131960

Colesterolo

United States Pharmacopeia (USP) Reference Standard

• Sinonimo/i: 3β-idrossi-5-colestene, 5-colestene-3β-olo
• Formula empirica (notazione di Hill): C₂₇H₄₆O
• Numero CAS: 57-88-5
• Peso molecolare: 386.65
• Beilstein: 1915888
• Numero MDL: MFCD00003646
• Codice UNSPSC: 41116107
• ID PubChem: 329749359
• NACRES: NA.24

Proprietà

• Origine biologica: sheep
• Grado: pharmaceutical primary standard
• Famiglia di API: cholesterol
• Produttore/marchio commerciale: USP
• P. eboll.: 360 °C (lit.)
• Punto di fusione: 147-149 °C (lit.)
• Densità: 1.067 g/mL at 25 °C (lit.)
• applicazioni: pharmaceutical (small molecule)
• Formato: neat
• Temperatura di conservazione: −20°C
• Stringa SMILE: 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; HVYWMOMLDIMFJA-DPAQBDIFSA-N

Descrizione

Descrizione generale

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including MSDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Applicazioni

This USP reference standard is intended for use in specified quality tests and assays as specified in the USP compendia.
It is also used to prepare standard solution for cholesterol assay and system suitability solution for the detection of impurities in cholesterol samples using gas chromatography (GC) coupled to flame ionization detector (FID) in accordance with the United States Pharmacopeia (USP) monograph “Cholesterol”.
In addition, it is used in the detection of cholesterol impurity in omega-3 free fatty acids to prepare a standard stock solution in n-hexane for analysis by GC-FID, following USP monograph “Omega-3 Free Fatty Acids”.

Azioni biochim/fisiol

Componente principale di tutte le membrane biologiche; il colesterolo rappresenta il 25% circa dei lipidi cerebrali totali.

Risultati analitici

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Altre note

Sales restrictions may apply.

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 13 - Non Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable