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1255001

USP

Estrone

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Estrone, 1,3,5(10)-Estratrien-3-ol-17-one, 3-Hydroxy-1,3,5(10)-estratrien-17-one, Folliculin

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About This Item

Empirical Formula (Hill Notation):
C18H22O2
CAS Number:
53-16-7
Molecular Weight:
270.37
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329749757
MDL number:
MFCD00003620
Beilstein/REAXYS Number:
1915077
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grade

pharmaceutical primary standard

API family

estrone

manufacturer/tradename

USP

mp

258-260 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

C[C@]12CC[C@H]3[C@@H](CCc4cc(O)ccc34)[C@@H]1CCC2=O

InChI

1S/C18H22O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3,5,10,14-16,19H,2,4,6-9H2,1H3/t14-,15-,16+,18+/m1/s1

InChI key

DNXHEGUUPJUMQT-CBZIJGRNSA-N

Gene Information

human ... ESR1(2099)

Application

Estrone USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Conjugated Estrogens
  • Conjugated Estrogens Tablets
  • Esterified Estrogens
  • Esterified Estrogens Tablets
  • Estradiol
  • Estradiol and Norethindrone Acetate Tablets
  • Estradiol Tablets

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

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pictograms

Health hazard
GHS08

signalword

Danger

Hazard Classifications

Carc. 2 - Lact. - Repr. 1A

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

涉药品监管产品

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Robert E Nelson et al.
Clinical chemistry, 50(2), 373-384 (2003-12-06)
Estradiol (E2) and estrone (E1) measurements form an integral part of the assessment of female reproductive function and have expanding roles in other fields. However, many E1 and E2 immunoassays have limited functional sensitivity, suffer from cross-reactivity, and display poor
Fluorometric determination of plasma 11-hydroxycorticosteroids. II. Studies on the specificity of the method.
L E Mejer et al.
Clinical chemistry, 19(7), 718-724 (1973-07-01)
Shanshan Zhao et al.
Breast cancer research : BCR, 16(2), R30-R30 (2014-03-29)
Paradoxically, a breast cancer risk reduction with conjugated equine estrogens (CEE) and a risk elevation with CEE plus medroxyprogesterone acetate (CEE + MPA) were observed in the Women's Health Initiative (WHI) randomized controlled trials. The effects of hormone therapy on serum sex
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Global Trade Item Number

SKUGTIN
1255001-200MG04061838723604