Skip to Content
Merck
CN

E1100000

Ergosterol

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

3β-Hydroxy-5,7,22-ergostatriene, 5,7,22-Ergostatrien-3β-ol, Provitamin D2

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Empirical Formula (Hill Notation):
C28H44O
CAS Number:
57-87-4
Molecular Weight:
396.65
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329798990
MDL number:
MFCD00003623
Beilstein/REAXYS Number:
2338604

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Ergosterol, European Pharmacopoeia (EP) Reference Standard

InChI

1S/C28H44O/c1-18(2)19(3)7-8-20(4)24-11-12-25-23-10-9-21-17-22(29)13-15-27(21,5)26(23)14-16-28(24,25)6/h7-10,18-20,22,24-26,29H,11-17H2,1-6H3/b8-7+/t19-,20+,22-,24+,25-,26-,27-,28+/m0/s1

SMILES string

[H][C@@]1(CC[C@@]2([H])C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)\C=C\[C@H](C)C(C)C

InChI key

DNVPQKQSNYMLRS-APGDWVJJSA-N

biological source

plant

grade

pharmaceutical primary standard

agency

EP

API family

ergosterol

form

solid

manufacturer/tradename

EDQM

technique(s)

gas chromatography (GC): suitable
liquid chromatography (LC): suitable

mp

156-158 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

−20°C

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Ergosterol may be used as an analytical reference standard for the determination of the analyte in pharmaceutical formulations by liquid chromatography.

General description

Ergosterol is a biological precursor of vitamin D2 found in cell membranes of fungi and some protists such as trypanosomes.
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS 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.

Other Notes

Sales restrictions may apply.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

hcodes

H413

Hazard Classifications

Aquatic Chronic 4

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Ergocalciferol
European Pharmacopoeia Commission and European Directorate for the Quality of Medicines & Healthcare
European pharmacopoeia, 54(12), 6604-6606 (201)
Analysis of ergosterol in single kernel and ground grain by gas chromatography- mass spectrometry
Dong Y, et al.
Journal of Agricultural and Food Chemistry, 54(12), 4121-4125 (2006)
Cetin Kadakal et al.
Critical reviews in food science and nutrition, 44(5), 349-351 (2004-11-16)
The poor precision of the "percentage of discarded fruits" and "Howard mold count" methods has increased the importance of ergosterol for the microbiological quality evaluation of tomato and tomato products. Ergosterol, a constituent of the cell wall of some important
Yong-Qiang Zhang et al.
Virulence, 1(6), 551-554 (2010-12-24)
Many antifungal drugs including the highly successful azoles target the fungal-specific sterol, ergosterol, yet the molecular identity of cellular pathways mediating antifungal activity remained obscure. A recent study on the requirement of ergosterol in vacuolar H+-ATPase (V-ATPase) function uncovered a
N D Lees et al.
Lipids, 30(3), 221-226 (1995-03-01)
Research on the ergosterol biosynthetic pathway in fungi has focused on the identification of the specific sterol structure required for normal membrane structure and function and for completion of the cell cycle. The pathway and its end product are also
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service