Home Categories Biochemical Engineering Equilenin
LN3447149

Equilenin , ≥98% , 517-09-9

Synonym(s):
3-Hydroxy-1,3,5(10),6,8-estrapentaen-17-one

CAS NO.:517-09-9

Empirical Formula: C18H18O2

Molecular Weight: 266.33

MDL number: MFCD00003619

EINECS: 208-230-5

Pack Size Price Stock Quantity
500ug RMB1296.00 In Stock
1mg RMB1756.00 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 258-259°
alpha  D16 +87° (12.8 mg made up to 1.8 ml in dioxane)
Boiling point: 349.54°C (rough estimate)
Density  1.1305 (rough estimate)
refractive index  1.4800 (estimate)
Flash point: 2 °C
storage temp.  2-8°C
solubility  DMSO (Slightly), Methanol (Slightly, Heated)
pka pKa 9.72 (H2O t=25.0±0.02 ) (Uncertain);9.75±0.06 (Uncertain)
form  Solid
color  Pale Yellow to Light Beige
optical activity +10025 (1% in dioxane)
Water Solubility  1.52mg/L(25 ºC)
EPA Substance Registry System Equilenin (517-09-9)

Description and Uses

Equilenin is a naturally occuring estrogenic steroidal hormone (1,2) isolated from urine of pregnant mares (3). Not found in human urine. Component of conjugated estrogenic hormones. Estrogen. This compound is a contaminant of emerging concern (CECs). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.

Safety

Symbol(GHS) 
GHS02,GHS07
Signal word  Danger
Hazard statements  H225-H302-H312-H319-H332
Precautionary statements  P210-P280-P305+P351+P338
Hazard Codes  F,Xn
Risk Statements  11-20/21/22-36-48-40
Safety Statements  16-26-36-36/37
RIDADR  UN 1648 3/PG 2
WGK Germany  2

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