Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

Ergosterol hydrate, 96% (dry wt.), cont. up to ca 6% water, Alfa Aesar™

Click to view available options
Quantity:
5g
25g
57-87-4
C28H44O
396.659
MFCD00003623
DNVPQKQSNYMLRS-APGDWVJJSA-N
ergosterol,provitamin d2,unii-z30ray509f,ergosterin,ergosta-5,7,22e-trien-3beta-ol,5,7,22-ergostatrien-3beta-ol,3beta-hydroxy-5,7,22-ergostatriene,22e,24s-24-methylcholesta-5,7,22-trien-3beta-ol,22e-ergosta-5,7,22-trien-3beta-ol,ergosta-5,7,22-trien-3-ol, 3b,22e
444679
CHEBI:16933
(3S,9S,10R,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol
CC(C)C(C)C=CC(C)C1CCC2C1(CCC3C2=CC=C4C3(CCC(C4)O)C)C
57-87-4
C28H44O
396.659
MFCD00003623
DNVPQKQSNYMLRS-APGDWVJJSA-N
ergosterol,provitamin d2,unii-z30ray509f,ergosterin,ergosta-5,7,22e-trien-3beta-ol,5,7,22-ergostatrien-3beta-ol,3beta-hydroxy-5,7,22-ergostatriene,22e,24s-24-methylcholesta-5,7,22-trien-3beta-ol,22e-ergosta-5,7,22-trien-3beta-ol,ergosta-5,7,22-trien-3-ol, 3b,22e
444679
CHEBI:16933
(3S,9S,10R,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol
CC(C)C(C)C=CC(C)C1CCC2C1(CCC3C2=CC=C4C3(CCC(C4)O)C)C
Applications
Ergosterol may be used to study the function of anti-fungal drugs such as Amphotericin B and its analogues and to study the ergosterol biosynthesis pathway within various fungi. It acts as a useful indicator of living fungal biomass.

Solubility
Soluble in water (<1mg/mL at 25°C), chloroform (50 mg/ml), DMSO (<1mg/mL at 25°C), ethanol (<1mg/mL at 25°C), and ether (14.29 mg/ml).

Notes
Light sensitive. Store away from air, light and oxidizing agents, bases and light. Keep the container tightly closed and place it in a cool, dry and well ventilated condition. Store under dark. Store under inert gas.
Quantity 25g
Melting Point 154°C to 160°C
Assay Percent Range 0.96
UN Number UN2811
Merck Index 14,3659
Formula Weight 396.65 (Anhydrous)
Percent Purity 96%
Chemical Name or Material Ergosterol hydrate
Assay (dry wt.), cont. up to ≈6% water

GHS H Statement
H300
Fatal if swallowed.

GHS P Statement
P264-P270-P301+P310-P321-P405-P501a
Wash thoroughly after handling.
Do not eat, drink or smoke when using this product.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
Specific treatment (see label).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 6.1; Packing Group: II; Proper Shipping Name: TOXIC SOLIDS, ORGANIC, N.O.S.

storageNote1 : Light sensitive

Recommended Storage : 2° to 8°C