Products 57-87-4

CAS 57-87-4 appears in our catalog under these names: Ergocalciferol EP Impurity B (Ergosterol), Ergosterol, >95% (HPLC), Ergosterol, Ergosterol (Provitamin D2), Ergosterol/ 99.8% (existing batch purity). Offered by: Chemat Brand, TRC, Mikromol, Dr. Ehrenstorfer, GLPBio. Available pack sizes: on request, 100mg, 10mg, 1g, 25mg, 10mM (in 1ml dmso), 5g, 25g.

Ergocalciferol EP Impurity B (Ergosterol)
Chemat Brand
  • size: on request
  • Variants: 1
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Ergosterol, >95% (HPLC)
TRC
  • size: 100mg, 10mg, 1g
  • Variants: 3
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Ergosterol
Mikromol, GLPBio, Biosynth
  • size: 25mg, 100mg, 10mg, 10mM (in 1ml dmso)
  • Variants: 15
from 319.61
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Ergosterol (Provitamin D2)
Dr. Ehrenstorfer
  • size: 100mg
  • Variants: 1
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Ergosterol/ 99.8% (existing batch purity)
TargetMol
  • size: 100mg
  • Variants: 1
from 485.65
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Ergosterol, 96%, may cont. up to ca 6% water
Thermo Scientific (Alfa Aesar)
  • size: 5g, 25g, 100g
  • Variants: 3
from 204.90
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Ergosterol, >95.0%(GC)
TCI
  • size: 5g, 25g
  • Variants: 2
from 336.19
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Ergosterol, 98%
Thermo Scientific (Acros), Fluorochem
  • size: 5g, 25g, 100g, 1g
  • Variants: 4
from 112.48
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Ergosterol, 94.00%
Chemat
  • size: 10g, 1g, 25g, 5g
  • Variants: 4
from 241.08
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Ergosterol 98%
Ambeed
  • size: 5g, 25g, 100g
  • Variants: 3
from 214.62
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Ergosterol, 99.91%
MedChemExpress
  • size: 5 g, 500 mg, 100 mg, 1 g
  • Variants: 4
from 384.71
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Ergosterol (Standard), 99.94%
MedChemExpress
  • size: 10 mg, 25 mg, 100 mg, 50 mg
  • Variants: 4
from 240.74
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Ergosterol, min. 94 %, for biochemistry, 10 g, glass
Roth
  • size: 10g
  • Variants: 1
from 365.77
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Ergosterol, min. 94 %, for biochemistry, 25 g, glass
Roth
  • size: 25g
  • Variants: 1
from 778.74
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Ergosterol, min. 94 %, for biochemistry, 50 g, glass
Roth
  • size: 50g
  • Variants: 1
from 1411.16
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Structural formula: {0} (CAS {1})

Ergosterol is a phytosterol consisting of ergostane having double bonds at the 5,6-, 7,8- and 22,23-positions as well as a 3beta-hydroxy group. It has a role as a Saccharomyces cerevisiae metabolite and a fungal metabolite. It is a 3beta-hydroxy-Delta(5)-steroid, a member of phytosterols, a 3beta-sterol and an ergostanoid.

Source: ChEBI

Identity
Molecular formulaC28H44O
Molecular weight396.6 g/mol
IUPAC name(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
InChIKeyDNVPQKQSNYMLRS-APGDWVJJSA-N
SMILESC[C@H](/C=C/[C@H](C)C(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3C2=CC=C4[C@@]3(CC[C@@H](C4)O)C)C

Computed by PubChem (NCBI)

Synonyms: ERGOSTEROL, Provitamin D2, Ergosterin, (22E)-ergosta-5,7,22-trien-3beta-ol, Ergosta-5,7,22E-trien-3beta-ol, Provitamin D 2, Ergosta-5,7,22-trien-3beta-ol, (22E,24S)-24-methylcholesta-5,7,22-trien-3beta-ol, Pro Vitamin D2, Pro-Vitamin D2
Related forms of this compound
(3S,9R,10S,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 C28H44O
Isomers (same molecular formula)
(1R,1'aR,3'S,3aR,4R,6'aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methylspiro[2,3,3a,5,6,7-hexahydro-1H-indene-4,1'-2,3,4,5,6,6a-hexahydro-1aH-cyclopropa[a]indene]-3'-ol C28H44O
(1S,3E)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol C28H44O
(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol C28H44O
(1S)-3-[(Z)-2-[(1R,3aR,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol C28H44O
(9R,10S,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-1,2,4,5,6,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one C28H44O
(3S,5S,10S,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methyl-5-methylideneheptan-2-yl]-2,3,4,5,6,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol C28H44O
(1S)-3-[(E)-2-[(1R,3aR,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol C28H44O
(3S,9S,10R,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methyl-5-methylideneheptan-2-yl]-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol C28H44O
(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(E,2R,5R)-7,7,7-trideuterio-5-methyl-6-(trideuteriomethyl)hept-3-en-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol C28H44O
(4aS,6aS,6aR,6bR,8aS,12aR,14aR,14bS)-4,4a,6a,8a,11,11-hexamethyl-5,6,6a,6b,7,8,9,10,12,12a,13,14,14a,14b-tetradecahydro-1H-picen-2-one C28H44O
(1S)-3-[(E)-2-[(1R,7aR)-1-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-7a-methyl-1,2,3,5,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol C28H44O