Moxestrol

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Names

[ CAS No. ]:
34816-55-2

[ Name ]:
Moxestrol

[Synonym ]:
11beta-Methoxyethinylestradiol
Moxestrolum
Moxestrol
RU 2858

Chemical & Physical Properties

[ Density]:
1.221g/cm3

[ Boiling Point ]:
477.715ºC at 760 mmHg

[ Molecular Formula ]:
C21H26O3

[ Molecular Weight ]:
326.42900

[ Flash Point ]:
242.714ºC

[ Exact Mass ]:
326.18800

[ PSA ]:
49.69000

[ LogP ]:
3.23750

[ Index of Refraction ]:
1.609

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RC8945000
CHEMICAL NAME :
19-Nor-17-alpha-pregna-1,3,5(10)-trien-20-yne-3,17-di ol, 11-beta-methoxy-
CAS REGISTRY NUMBER :
34816-55-2
LAST UPDATED :
199612
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C21-H26-O3
MOLECULAR WEIGHT :
326.47
WISWESSER LINE NOTATION :
L E5 B666TTT&J CO1 E1 FQ F1UU1 OQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
400 mg/kg/39W-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
50 ug/kg
SEX/DURATION :
female 16-20 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Effects on Newborn - delayed effects
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
250 ug/kg
SEX/DURATION :
female 16-20 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - urogenital system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
1250 ug/kg
SEX/DURATION :
female 16-20 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - live birth index (measured after birth)

MUTATION DATA

TEST SYSTEM :
Rodent - hamster
DOSE/DURATION :
160 mg/kg/20W (Continuous)
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 311,191,1994

Synthetic Route

Precursor & DownStream

Precursor

  • 11SS,17SS-DIHYDROXYL-4(5),9(10)-DENE-EXTRA-3-ONE
  • 17-hydroxy-11-methoxy-13-methyl-6,7,8,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one
  • 11β-Methoxy-Δ4,9-estradien-3,17-dion
  • 11beta-Methoxyestradiol
  • 11β-methoxyestrone
  • Acetylene

DownStream