Chemical Name/CAS Reg. No.:    50-02-2 

Database File:                  SANSS [Chemical Nomenclature, Formulas, Structures]
CAS Registry Number:  50-02-2
Source(s) of Information:

CIS Source(s) of Information:

AQUIRE database (aquatic toxicity)
CCRIS database (carcinogenicity studies - National Library of
Medicine)
DATALOG database (environmental fate references)
EMIC database (environmental mutagenicity -- Oak Ridge National Lab/
National Library of Medicine)
GIABS database (gastrointestinal absorption references)
HSDB database - Hazardous Substances Data Bank (HAZMAT data - NLM - National Library of Medicine)
MEDLINE subset database (biology and toxicology references - NLM -
National Library of Medicine)
NIOSHTIC subset database (occupational safety and health references)
OBSERVATIONS database - log partition coefficient; water solubility 
RTECS (R) database - Registry of Toxic Effects of Chemical Substances
TSCAINV database (TSCA inventory)
TSCAPP database (TSCA plant and production data, 1975-1977)
TSCATS database (TSCA test submissions)

Print Source(s) of Information:

Aldrich Catalog Handbook of Fine Chemicals (1996-1997)
Aldrich Catalog Handbook of Fine Chemicals (1998-1999)
Aldrich Handbook of Fine Chemicals and Laboratory Equipment
(2000-2001)
Aldrich Handbook of Fine Chemicals and Laboratory Equipment
(2003-2004)
Aldrich 'Advancing Science' (catalog, 2005-2006)
American Society of Health-System Pharmacists (ASHP), AHFS Drug
Information (2005)
Clinical Toxicology of Commercial Products (5th edition, 1985),
toxicity statement
Clinical Toxicology of Commercial Products (5th edition, 1985),
product formulation
Dictionary of Organic Compounds (5th edition, 1982): D00488
The Merck Index (9th edition, 1976)
The Merck Index (11th edition, 1989)
The Merck Index (12th edition, 1996)
The Merck Index (13th edition, 2001)
National Toxicology Program (NTP), Annual Plan, 1997 - page 82
Public Health Service Publication No. 149 (NCI - National Cancer
Institute), Survey of Compounds ... Tested for Carcinogenic
Activity: entry 523 (1972-1973 volume); entry 339 (1974-1975 
volume); entry 462 (1976-1977 volume); entry 533 (1981-1982 
volume); entry 469 (1983-1984 volume)

Internet Source(s) of Information:

Carcinogenic Potency Database (Lawrence Berkeley National Laboratory) http://potency.berkeley.edu/cpdb.html
MSDS Source: http://ptcl.chem.ox.ac.uk/MSDS/newcas.html
NCI (National Cancer Institute), DTP (Developmental Therapeutics 
Program) http://dtp.nci.nih.gov/dtpstandard/dwindex/index.jsp
NIST Chemistry WebBook (National Institutes for Standards and 
Technology): http://webbook.nist.gov/chemistry/
ZINC - docking database for virtual screening http://blaster.docking.org/zinc/

Other Source(s) of Information:

ECOIN (European Economic Community Core Inventory, 1981): 110010 
NIST/EPA/NIH Mass Spectral Library (National Institute for Standards 
and Technology - NIST - 2002) 
NIST/EPA/NIH Mass Spectral Library (National Institute for Standards 
and Technology - NIST - 2005) 
Wiley Registry of Mass Spectral Data (7th edition, 2000)

Molecular Formula: C22H29FO5
Structural Information:

        C 
         * 
          * 
           C**C              C**C 
           *      *          *       *
           *       *        *         * 
           *         C**C             C++C 
           *       *      *           *       * 
           *      *         *        *         * 
           C**C**C   F**C**C**C       C++O 
         **     *           *       *         * 
        * *       *        *          *      * 
 O++C O          C**C              C++C 
       * * 
       * * 
       C O 
       * 
       * 
       O 


Structure Key: ** single bond

++ double bond
## triple bond
.. ring alternating (resonant) bond
%% tautomeric bond

Chemical Names:

Pregna-1,4-diene-3,20-dione, 9-fluoro-11,17,21-trihydroxy-16-methyl-, 
     (11.beta.,16.alpha.)- (9CI)
Pregna-1,4-diene-3,20-dione, 9-fluoro-11.beta.,17,21-trihydroxy-16.
     alpha.-methyl- (8CI)
Aeroseb-Dex
Aphtasolon
Azium
Calonat
component of Azimycin, veterinary
component of Azium, veterinary
component of Dronactin
component of Fulvidex, veterinary
component of Maxitrol
component of Naquasone, veterinary
Corson
Corsone
.gamma.-Corten
Decaderm
Decadron
Decasone
Decaspray
Dectancyl
1-Dehydro-16.alpha.-methyl-9.alpha.-fluorohydrocortisone
Dekacort
Deltafluorene
Dergramin
Deronil
Desadrene
Desametasone
Desamethasone
Desameton
DEXA
Dexacort
Dexa-Cortidelt
Dexa-Cortisyl
Dexadeltone
Dexalona
Dexametasona
Dexameth
Dexamethason
Dexamethasone
Dexamethasone alcohol
Dexamethasonum
Dexamethazone
Dexapolcort
Dexaprol
Dexa-Scheroson
Dexason
Dexone
Dextelan
Dezone
DXMS
Fluorocort
delta.(sup1)-9.alpha.-Fluoro-16.alpha.-methylcortisol
9.alpha.-Fluoro-16.alpha.-methylprednisolone
9.alpha.-Fluoro-16.alpha.-methyl-1,4-pregnadiene-11.beta.,17.alpha.-21-
    triol-3,20-dione
4.alpha.-Fluoro-16.alpha.-methyl-11.beta.-17,21-trihydroxypregna-1,4-
    diene-3,20-dione
9.alpha.-Fluoro-16.alpha.-methyl-11.beta.,17.alpha.,21.beta.-
    trihydroxypregna-1,4-diene-3,20-dione
9-Fluoro-11.beta.,17,21-trihydroxy-16.alpha.-methylpregna-1,4-diene-3,
    20-dione
9-.alpha.-Fluoro-11-.beta.,17.alpha.,21-trihydroxy-16.alpha.-
    methylpregna-1,4-diene-3,20-dione
9.alpha.-Fluoro-11.beta.,17.alpha.,21-trihydroxy-16.alpha.-methyl-1,4-
    pregnadiene-3,20-dione
(11.beta.,16.alpha.)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-
    diene-3,20-dione
Fortecortin
Gammacorten
Hexadecadrol
Hexadrol
Hl-Dex
Maxidex
16.alpha.-Methyl-9.alpha.-fluoro-1-dehydrocortisol
16.alpha.-Methyl-9.alpha.-fluoro-.delta.(sup1)-hydrocortisone
16.alpha.-Methyl-9.alpha.-fluoroprednisolone
16.alpha.-Methyl-9.alpha.-fluoro-1,4-pregnadiene-11.beta.,17.alpha.,21-
    triol-3,20-dione
16.alpha.-Methyl-9.alpha.-fluoro-11.beta.-17.alpha.-21-
    trihydroxypregna-1,4-diene-3,20-dione
Mexidex
Millicorten
MK 125
Oradexon
Prednisolone F
Prednisolon F
Sk-Dexamethasone
Superprednol
Visumetazone
Molecular Weight: 392
CIS Record ID.: 000022