17alpha-Dihydroequilin

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Names

[ CAS No. ]:
6639-99-2

[ Name ]:
17alpha-Dihydroequilin

[Synonym ]:
(13S)-13-methyl-(13r,14t)-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthrene-3,17t-diol
17alpha-Dihydroquilenin
(13S)-3.17t-Dihydroxy-13r-methyl-(14tH)-12.13.14.15.16.17-hexahydro-11H-cyclopenta[a]phenanthren
(17α)-Estra-1,3,5(10),6,8-pentaene-3,17-diol
17ALPHA-DIHYDROEQUILIN (50 MG)
(13S)-13-Methyl-(13r,14t)-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthren-3,17t-diol
alfa-dihydroequilenina
17α-Dihydroequilenin
Estra-1,3,5(10),6,8-pentaene-3,17-diol, (17α)-
estra-1,3,5,7,9-pentaene-3,17alpha-diol
Estra-1,3,5(10),6,8-pentaene-3,17α-diol (8CI)
frac12

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
472.5±45.0 °C at 760 mmHg

[ Molecular Formula ]:
C18H20O2

[ Molecular Weight ]:
268.350

[ Flash Point ]:
226.1±23.3 °C

[ Exact Mass ]:
268.146332

[ PSA ]:
40.46000

[ LogP ]:
4.14

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.677

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KG6000000
CHEMICAL NAME :
alpha-Estra-1,3,5,7,9-pentaen-3,17-diol
CAS REGISTRY NUMBER :
6639-99-2
LAST UPDATED :
198909
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C18-H20-O2
MOLECULAR WEIGHT :
268.38
WISWESSER LINE NOTATION :
L E5 B666 FV OV NHTT&&J E1 &A

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
20 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - uterine tumors
REFERENCE :
RBBIAL Revista Brasileira de Biologia. Brazilian Review of Biology. (Academia Brasileira de Ciencias, Caixa Postal 229, ZC-00 Rio de Janeiro, Brazil) V.1- 1941- Volume(issue)/page/year: 5,1,1945

Precursor & DownStream

Precursor

DownStream

  • 17alpha-Estradiol
  • Estra-5,7,9-triene-3α,17α-diol
  • estra-5,7,9-triene-3β,17β-diol

Related Compounds

  • [(8R,9S,10R,13S,14S,17R)-17-(2-hydroxyacetyl)-10,13-dimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl] acetate
  • 17alpha(h),21beta(h)-(22r)-homohopane
  • 17alpha-Hydroxyprogesterone
  • 17alpha(h),21beta(h)-22rs-trishomohopane
  • 17alpha-Estradiol
  • 17alpha(h)-22,29,30-trisnorhopane
  • 1-(Cyclopent-1-en-1-yl)butan-1-one
  • Methyl {2-[(methylsulfonyl)amino]-1,3-thiazol-4-yl}acetate
  • 3-(Benzylideneamino)dihydrofuran-2(3H)-one
  • N-[1-(3,4-difluorophenyl)ethyl]-1-(2-phenylethenesulfonyl)piperidine-4-carboxamide
  • N-[1-(2-chlorophenyl)ethyl]-1-(2-phenylethenesulfonyl)piperidine-4-carboxamide
  • N-benzyl-N-methyl-1-(2-phenylethenesulfonyl)piperidine-4-carboxamide
  • 2-[(5-Ethoxy-1h-1,3-benzodiazol-2-yl)sulfanyl]-1-[4-(2-phenylethenesulfonyl)piperazin-1-yl]ethan-1-one
  • 2-(Pyrrolidin-1-yl)quinoline-3-carboxylic acid
  • N-(6-methyl-4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)-2-(phenylsulfanyl)acetamide
  • N-[(2-methoxyphenyl)methyl]-N-methyl-1-(2-phenylethenesulfonyl)piperidine-4-carboxamide
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