equilenin structure
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Common Name | equilenin | ||
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CAS Number | 517-09-9 | Molecular Weight | 266.33400 | |
Density | 1.242g/cm3 | Boiling Point | 472.6ºC at 760mmHg | |
Molecular Formula | C18H18O2 | Melting Point | 258-259° | |
MSDS | USA | Flash Point | 200.9ºC | |
Symbol |
GHS02, GHS07 |
Signal Word | Danger |
Use of equileninEquilenin is an equine estrogen found in the urine of pregnant mares. Equilenin is also a naturally fluorescent steroid, has high binding affinity for human sex steroid-binding protein (SBP). At 4 degrees C the equilibrium association constant is approximately 6 X 10(7) M-1. |
Name | (13S,14S)-3-hydroxy-13-methyl-12,14,15,16-tetrahydro-11H-cyclopenta[a]phenanthren-17-one |
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Synonym | More Synonyms |
Density | 1.242g/cm3 |
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Boiling Point | 472.6ºC at 760mmHg |
Melting Point | 258-259° |
Molecular Formula | C18H18O2 |
Molecular Weight | 266.33400 |
Flash Point | 200.9ºC |
Exact Mass | 266.13100 |
PSA | 37.30000 |
LogP | 3.94440 |
Index of Refraction | 1.662 |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
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Symbol |
GHS02, GHS07 |
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Signal Word | Danger |
Hazard Statements | H225-H302-H312-H319-H332 |
Precautionary Statements | P210-P280-P305 + P351 + P338 |
Personal Protective Equipment | Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
Hazard Codes | F,Xn |
Risk Phrases | 11-20/21/22-36 |
Safety Phrases | 16-26-36-36/37 |
RIDADR | UN 1648 3/PG 2 |
Precursor 8 | |
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DownStream 3 | |
Development of a liquid chromatography electrospray ionization tandem mass spectrometry method for analysis of stable 4-hydroxyequilenin-DNA adducts in human breast cancer cells.
Chem. Res. Toxicol. 22(6) , 1129-36, (2009) Estrogen-DNA adducts are potential biomarkers for assessing cancer risk and progression in estrogen-dependent cancer. 4-Hydroxyequilenin (4-OHEN), the major catechol metabolite of equine estrogens pre... |
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Activation of estrogen receptor-mediated gene transcription by the equine estrogen metabolite, 4-methoxyequilenin, in human breast cancer cells.
Endocrinology 148(10) , 4793-802, (2007) 4-Methoxyequilenin (4-MeOEN) is an O-methylated metabolite in equine estrogen metabolism. O-methylation of catechol estrogens is considered as a protective mechanism; however, comparison of the proper... |
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Mechanism of translesion synthesis past an equine estrogen-DNA adduct by Y-family DNA polymerases.
J. Mol. Biol. 371(5) , 1151-62, (2007) 4-Hydroxyequilenin (4-OHEN)-dC is a major, potentially mutagenic DNA adduct induced by equine estrogens used for hormone replacement therapy. To study the miscoding property of 4-OHEN-dC and the invol... |
Equilenin solution |
EQU |
Equilenina |
d-Equilenin |