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Merck
CN

PHL89190

Eleutheroside E

phyproof® Reference Substance

Synonym(s):

[(1R,3aR,4S,6aS)-Tetrahydro-1H,3H-furo[3,4-c]furan-1,4-diyl]bis(2,6-dimethoxy-4,1-phenylene) bis-β-D-glucopyranoside

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10 MG
CN¥250.86
25 MG
CN¥303.76
100 MG
CN¥1,348.18
250 MG
CN¥1,502.99
1 G
CN¥4,735.28

CN¥250.86


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10 MG
CN¥250.86
25 MG
CN¥303.76
100 MG
CN¥1,348.18
250 MG
CN¥1,502.99
1 G
CN¥4,735.28

About This Item

Empirical Formula (Hill Notation):
C34H46O18
CAS Number:
Molecular Weight:
742.72
UNSPSC Code:
41116107
NACRES:
NA.24

CN¥250.86


In StockDetails


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grade

primary reference standard

product line

phyproof® Reference Substance

Assay

≥95.0% (HPLC)

manufacturer/tradename

PhytoLab

application(s)

food and beverages

format

neat

storage temp.

2-8°C

SMILES string

COc1cc(cc(OC)c1O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@H]3OC[C@@H]4[C@@H]3CO[C@H]4c5cc(OC)c(O[C@@H]6O[C@H](CO)[C@@H](O)[C@H](O)[C@H]6O)c(OC)c5

InChI

1S/C34H46O18/c1-43-17-5-13(6-18(44-2)31(17)51-33-27(41)25(39)23(37)21(9-35)49-33)29-15-11-48-30(16(15)12-47-29)14-7-19(45-3)32(20(8-14)46-4)52-34-28(42)26(40)24(38)22(10-36)50-34/h5-8,15-16,21-30,33-42H,9-12H2,1-4H3/t15?,16?,21-,22+,23-,24+,25+,26-,27-,28+,29?,30?,33+,34-

InChI key

FFDULTAFAQRACT-RGFZIUCCSA-N

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This Item
C8552C9755D4913
assay

≥95%

assay

-

assay

≥95%

assay

≥99%

form

powder

form

liquid

form

powder

form

liquid

Quality Level

200

Quality Level

300

Quality Level

200

Quality Level

200

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

General description

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Legal Information

phyproof is a registered trademark of PhytoLab GmbH & Co. KG

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Li Wang et al.
Dalton transactions (Cambridge, England : 2003), 41(24), 7350-7357 (2012-05-15)
Two new chiral pre-ligands, (R)-3,3'-bis(tetramethylcyclopentadienyl)-2,2'-bismethoxy-1,1'-bisnaphthalene (1) and (R)-3-tetramethylcyclopentadienyl-2,2'-bismethoxy-1,1'-bisnaphthalene (2), were synthesized by reaction of (R)-3,3'-dilithium-2,2'-bismethoxy-1,1'-bisnaphthalene with 2,3,4,5-tetramethyl-2-cyclopentenone at room temperature. Treatment of the pre-ligands 1 and 2 with butyllithium and Me(3)SiCl first, and subsequently with TiCl(4) (2 and 1 equiv

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