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E3750

Sigma-Aldrich

17-Epiestriol

Synonym(e):

1,3,5(10)-Estratriene-3,16α,17α-triol, 16α-Hydroxy-17α-estradiol, 3,16α,17α-Trihydroxy-1,3,5(10)-estratriene

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About This Item

Empirische Formel (Hill-System):
C18H24O3
CAS-Nummer:
1228-72-4
Molekulargewicht:
288.38
MDL-Nummer:
MFCD00069500
UNSPSC-Code:
12352200
PubChem Substanz-ID:
24894525
NACRES:
NA.77

Sterilität

non-sterile

Qualitätsniveau

200

Assay

≥98.00% (TLC)

Form

powder

Methode(n)

inhibition assay: suitable

Farbe

off-white to yellow

Löslichkeit

chloroform: methanol (1:1): 9.80-10.20 mg/mL, clear, colorless to faintly yellow

Versandbedingung

ambient

Lagertemp.

room temp

SMILES String

CC12CCC3C(CCc4cc(O)ccc34)C1C[C@@H](O)[C@H]2O

InChI

1S/C18H24O3/c1-18-7-6-13-12-5-3-11(19)8-10(12)2-4-14(13)15(18)9-16(20)17(18)21/h3,5,8,13-17,19-21H,2,4,6-7,9H2,1H3/t13?,14?,15?,16-,17-,18?/m1/s1

InChIKey

PROQIPRRNZUXQM-CKMBUZLOSA-N

Biochem./physiol. Wirkung

17-epiestriol is an estradiol metabolite and a selective estrogen receptor (ER) beta agonist.

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

Persönliche Schutzausrüstung

Eyeshields, Gloves, type N95 (US)

Analysenzertifikate (COA)

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Carien van der Berg et al.
Analytical biochemistry, 590, 113531-113531 (2019-12-06)
An imbalance in the estrogen metabolism has been associated with an increased risk of breast cancer development. Evaluation of the estrogen biotransformation capacity requires monitoring of various estrogen metabolites. Up to now, only some estrogen metabolites could be measured in
Nina Sneitz et al.
Drug metabolism and disposition: the biological fate of chemicals, 41(3), 582-591 (2013-01-05)
The glucuronidation of estriol, 16-epiestriol, and 17-epiestriol by the human UDP-glucuronosyltransferases (UGTs) of subfamilies 1A, 2A, and 2B was examined. UGT1A10 is highly active in the conjugation of the 3-OH in all these estriols, whereas UGT2B7 is the most active
Tasneem Siyam et al.
Maturitas, 74(2), 196-202 (2012-12-26)
The aim of this study was to assess pharmacists' beliefs about bioidentical hormone therapy (BHT) and to identify factors influencing these beliefs. This was a cross-sectional survey of pharmacists. An email invitation to participate in the online survey was sent
Krishna Lamichhane et al.
Journal of environmental monitoring : JEM, 14(10), 2557-2565 (2012-08-30)
Elevated concentrations of estrogens in natural waters pose a significant threat to public health and aquatic ecosystems. Both natural (estrone, 17β-estradiol and estriol) and synthetic (17α ethynylestradiol) estrogens, ubiquitous in wastewater effluents and receiving waters, have been shown to affect
Antonio Cano et al.
Menopause (New York, N.Y.), 19(10), 1130-1139 (2012-08-24)
The aim of this study was to evaluate the efficacy and safety of a new low-concentration estriol formulation (0.005% estriol vaginal gel), providing an ultra low dose of estriol per application (50 μg), for the local treatment of postmenopausal vaginal
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