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Cas Database |
| Name |
Melengestrol acetate |
EINECS | 220-859-7 |
| CAS No. | 2919-66-6 | Density | 1.15 g/cm3 |
| PSA | 60.44000 | LogP | 4.74140 |
| Solubility | N/A | Melting Point |
202-204 °C(lit.) |
| Formula | C25H32O4 | Boiling Point | 516.1 °C at 760 mmHg |
| Molecular Weight | 396.527 | Flash Point | 221.7 °C |
| Transport Information | N/A | Appearance | Light tan solid |
| Safety | 36 | Risk Codes | 62 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Pregna-4,6-diene-3,20-dione,17-hydroxy-6-methyl-16-methylene-, acetate (7CI,8CI);17-Acetoxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione;17-Hydroxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione acetate;17a-Acetoxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione;6-Dehydro-16-methylene-17a-hydroxy-6a-methylprogesteroneacetate;6-Methyl-16-methylene-17a-hydroxy-4,6-pregnadiene-3,20-dione 17-acetate;BDH 1921;Heifermax 500;MGA;MGA 100;MGA 100 (steroid);MGA 264;NSC-70968; |
Article Data | 4 |
Melengestrol acetate Chemical Properties
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IUPAC Name: (17-Acetyl-6,10,13-Trimethyl-16-methylidene-3-oxo-1,2,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-yl) acetate
EINECS: 220-859-7
Molecular Formula: C25H32O4
Molecular Weight: 396.52 g/mol
Melting Point: 202-204 °C(lit.)
storage temp.: 0-6 °C
Index of Refraction: 1.554
Molar Refractivity: 110.58 cm3
Density: 1.15 g/cm3
Flash Point: 221.7 °C
Boiling Point: 516.1 °C at 760 mmHg
Molar Volume: 344.6 cm3
Surface Tension: 43.5 dyne/cm
Enthalpy of Vaporization: 78.81 kJ/mol
Classification Code: Adrenal Cortex Hormones; Antineoplastic; Glucocorticoids; Hormone; Hormones; Hormones, Hormone Substitutes, and Hormone Antagonists; Progestin; Reproductive
Product Categories: Hormone; Steroids
Vapour Pressure of Melengestrol acetate (CAS NO.2919-66-6): 9.29E-11 mmHg at 25 °C
Melengestrol acetate Uses
Melengestrol acetate (CAS NO.2919-66-6) is approved for use as a growth promoter in livestock, including beef cattle, in the United States. Its use is not approved in the European Union or Canada.
Melengestrol acetate Safety Profile
An experimental teratogen. Experimental reproductive effects. When heated to decomposition it yields acrid smoke and irritating fumes.
Hazard Codes:
Xn
Risk Statements: 62
R62:Risk of impaired fertility.
Safety Statements: 36
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: TU4141000
Melengestrol acetate Specification
Melengestrol acetate (CAS NO.2919-66-6), its Synonyms are 17-Hydroxy-6-methyl-16-methylenepregna-4,6-diene-3,20-dione acetate ; 6-Dehydro-16-methylene-6-methyl-17-acetoxyprogesterone ; BDH 1921 ; CCRIS 7800 ; 17-(acetyloxy)-6-methyl-16-methylenepregna-4,6-diene-3,20-dione(9CI) ; Pregna-4,6-diene-3,20-dione, 17-(acetyloxy)-6-methyl-16-methylene- ; Pregna-4,6-diene-3,20-dione, 17-hydroxy-6-methyl-16-methylene-, acetate ; MGA ; MGA (Veterinary) ; MGA 100 ; MGA 100 (steroid) ; MGA 500 .
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