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03805

Oenothein B

analytical standard

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About This Item

Empirical Formula (Hill Notation):
C68H48O44
CAS Number:
104987-36-2
Molecular Weight:
1569.08
UNSPSC Code:
85151701
NACRES:
NA.24
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grade

analytical standard

Quality Segment

100

assay

≥80% (HPLC)

shelf life

limited shelf life, expiry date on the label

application(s)

food and beverages

format

neat

storage temp.

2-8°C

InChI

1S/C68H50O44/c69-22-1-14(2-23(70)39(22)79)59(93)109-56-52(92)68(112-61(95)16-5-26(73)41(81)27(74)6-16)106-34-13-103-63(97)20-11-32(46(86)50(90)38(20)37-19(64(98)107-54(34)56)9-30(77)44(84)49(37)89)104-53-21(10-31(78)45(85)51(53)91)66(100)111-58-57(110-60(94)15-3-24(71)40(80)25(72)4-15)55-33(105-67(58)101)12-102-62(96)17-7-28(75)42(82)47(87)35(17)36-18(65(99)108-55)8-29(76)43(83)48(36)88/h1-11,33-34,52,54-58,67-92,101H,12-13H2

InChI key

SHYSVHSGJVNSLX-UHFFFAOYSA-N

General description

Oenothein B is a dimeric ellagitannin compound which is found commonly in genusOenothera.

Application

Oenothein B may be used as a reference standard for the determination of oenothein B in aqueous extracts of Epilobii angustifolli herba and Epilobium angustifolium L. by high performance thin-layer chromatography (HPTLC)-densitometry, in plant materials by HPLC combined with diode array detector (DAD) and mass spectrometry (MS) and in Eucalyptus globulus leaves by HPLC-DAD coupled to electrospray ionization (EIS) MS.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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