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E2128

Sigma-Aldrich

β-Estradiol 3-(β-D-glucuronide) 17-sulfate dipotassium salt

Synonym(s):

1,3,5(10)-Estratriene-3,17β-diol 3-glucuronide 17-sulfate, 3,17β-Dihydroxy-1,3,5(10)-estratriene 3-glucuronide 17-sulfate

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About This Item

Linear Formula:
C24H30O11SK2
CAS Number:
99156-45-3
Molecular Weight:
604.75
MDL number:
MFCD00056533
UNSPSC Code:
51111800
PubChem Substance ID:
24894455
NACRES:
NA.77

sterility

non-sterile

assay

≥98% (TLC)

form

powder

solubility

water: 50 mg/mL, clear, colorless

shipped in

ambient

storage temp.

−20°C

SMILES string

[K].CC12CCC3C(CCc4cc(OC5OC(C(O)C(O)C5O)C(O)=O)ccc34)C1CCC2OS(O)(=O)=O

InChI

1S/C24H32O11S.K.H/c1-24-9-8-14-13-5-3-12(33-23-20(27)18(25)19(26)21(34-23)22(28)29)10-11(13)2-4-15(14)16(24)6-7-17(24)35-36(30,31)32;;/h3,5,10,14-21,23,25-27H,2,4,6-9H2,1H3,(H,28,29)(H,30,31,32);;

InChI key

HHYDRCVKADTNKW-UHFFFAOYSA-N

Biochem/physiol Actions

Estradiol is derived from estrogen and it exists as a conjugate as sulfate and glucuronides. This conjugation enables in bringing down the estradiol hormonal activity and aids in eliminating them through excretion.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
BGBB7465
BGBB7464V
BGBB7464
117K3787
108H3911

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B T Zhu et al.
Carcinogenesis, 19(1), 1-27 (1998-02-24)
Cytochrome P450 enzymes that metabolize estrogens are expressed in the mammary gland, uterus, brain and other target tissues for estrogen action, and this results in the formation of hydroxylated estrogens in these tissues. Estradiol metabolites formed in target tissues at
H Kuhl
Climacteric : the journal of the International Menopause Society, 8 Suppl 1, 3-63 (2005-08-23)
This review comprises the pharmacokinetics and pharmacodynamics of natural and synthetic estrogens and progestogens used in contraception and therapy, with special consideration of hormone replacement therapy. The paper describes the mechanisms of action, the relation between structure and hormonal activity

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