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CAS No.: | 50-24-8 |
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Name: | Prednisolone |
Article Data: | 60 |
Cas Database | |
Molecular Structure: | |
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Formula: | C21H28O5 |
Molecular Weight: | 360.45 |
Synonyms: | Predonin;Supercortisol;Codelcortone;Prestwick_404;Precortancyl;Cortalone;Dydeltrone;Fernisolone;Meti-Derm;Donisolone;K 1557;Paracortol;Cotogesic;Paracotol;Precortilon;Sterolone;Delcortol;Rolisone;Precortalon;Hydrodeltalone;Delta-Ef-Cortelan;Delta-cortef (TN);component of Ataraxoid;Prenolone;Cordrol;Hydeltra;(8S,9S,10S,11S,13S,14S,17R)-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one;Meticortelone;Deltacortenol;Sterane;Delta F;Precortisyl;Ulacort;Meticortelone;Sterolone;Deltisilone;Pregna-1,4-diene-3,20-dione, 11,17,21-trihydroxy-, (11.beta.)-;Decortin H;1-Dehydrohydrocortisone;Prednis;Pregna-1,4-diene-3,20-dione,11,17,21- trihydroxy-,(11a)-;Predonine;Lentosone;1, 2-Dehydrohydrocortisone;Hydroretrocortin;Deltacortril;Di-Adreson F;Derpo PD;Deltahydrocortisone;Dexa-Cortidelt Hostacortin H;Hostacortin H;Scherisolon;Hydrodeltisone;Metacortandralone;Ultracortene-H;Ultracorten H;Fernisolone P; |
EINECS: | 200-021-7 |
Density: | 1.31 g/cm3 |
Melting Point: | 240 °C (dec.)(lit.) |
Boiling Point: | 570.6 °C at 760 mmHg |
Flash Point: | 313 °C |
Solubility: | 2.225g/L(25 oC) |
Appearance: | Crystalline Solid |
Hazard Symbols: |
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Risk Codes: | 22-34-11 |
Safety: | 22-45-36/37/39-26-16 |
PSA: | 94.83000 |
LogP: | 1.55760 |
Conditions | Yield |
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With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution; | A n/a B 100% |
Conditions | Yield |
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With Rhodococcus coprophilus DSM 43347 In dimethyl sulfoxide at 30℃; for 24h; Reagent/catalyst; Green chemistry; regiospecific reaction; | 97% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,4-dioxane for 4h; Reflux; | 83.33% |
With potassium phosphate buffer In methanol at 30℃; free and the urethane prepolymer-entrapped acetone-dried cells of Arthrobacter simplex; effect of gel hydrophobicity; effect of electron acceptors and solvents; | |
With 3-ketosteroid-Δ1-dehydrogenase from Mycobacterium smegmatis mc2155; phenazine methosulfate In dimethyl sulfoxide at 30℃; for 16h; pH=8; Catalytic behavior; Kinetics; Solvent; Reagent/catalyst; Enzymatic reaction; |
Conditions | Yield |
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With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution; | A n/a B 96% |
Conditions | Yield |
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With water; potassium carbonate; sodium hydroxide In methanol at 0 - 10℃; for 2h; Inert atmosphere; | 92.5% |
With methanol; triethylamine for 14h; Ambient temperature; | 49% |
With potassium hydroxide | |
Stage #1: prednisolone 21-acetate With water; sodium hydroxide In methanol; dichloromethane at 0 - 30℃; for 2.5h; Inert atmosphere; Stage #2: With acetic acid In methanol; dichloromethane at -12 - -5℃; for 1h; pH=6 - 7; Reagent/catalyst; Reflux; | 15.8 g |
prednisolone 11β,21-diacetate
prednisolon
Conditions | Yield |
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With di(n-butyl)tin oxide In methanol for 2.5h; Heating; | 91% |
prednisolon
Conditions | Yield |
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With methanol; triethylamine for 0.166667h; Ambient temperature; Irradiation; | 90% |
prednisolon
Conditions | Yield |
---|---|
With methanol; triethylamine at 20℃; under 8250660 Torr; for 168h; Product distribution; Further Variations:; Reagents; Pressures; | 81% |
Conditions | Yield |
---|---|
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution; Further Variations:; Reagents; Pressures; | A n/a B 78% |
methanol
prednisolone 11β-acetate
A
prednisolon
B
acetic acid methyl ester
Conditions | Yield |
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With triethylamine at 20℃; under 8250660 Torr; for 168h; Product distribution; Further Variations:; Reagents; Pressures; | A 76% B n/a |
HYDROCORTISONE
A
prednisolon
B
11β,17α,20β,21-tetrahydroxy-1,4-pregnadiene-3-one
Conditions | Yield |
---|---|
With Rhodococcus erythropholis DSM 43188 In dimethyl sulfoxide at 30℃; for 72h; Green chemistry; regiospecific reaction; | A 37% B 40% |
Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.
The Hydrodeltalone, with the CAS registry number 50-24-8, is also known as 11beta,17alpha,21-Trihydroxypregna-1,4-diene-3,20-dione; 1,4-Pregnadiene-11b,17a,21-triol-3,20-dione. It belongs to the product categories of Intermediates & Fine Chemicals;Pharmaceuticals;Steroid and Hormone.This chemical's molecular formula is C21H28O5 and molecular weight is 360.45.Its EINECS number is 200-021-7.What's more,Its systematic name is Prednisolone.It is Crystalline Solid.It is a glucocorticoid with the general properties of the corticosteroids. It is the drug of choice for all conditions in which routine systemic corticosteroid therapy is indicated, except adrenal deficiency states.
Physical properties about Hydrodeltalone are:
(1)ACD/LogP: 1.635; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.64; (4)ACD/LogD (pH 7.4): 1.64; (5)ACD/BCF (pH 5.5): 10.29; (6)ACD/BCF (pH 7.4): 10.29; (7)ACD/KOC (pH 5.5): 184.65; (8)ACD/KOC (pH 7.4): 184.65; (9)#H bond acceptors: 5; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 5; (12)Index of Refraction: 1.612; (13)Molar Refractivity: 95.481 cm3; (14)Molar Volume: 274.7 cm3; (15)Surface Tension: 60.7360000610352 dyne/cm; (16)Density: 1.312 g/cm3; (17)Flash Point: 312.953 °C; (18)Enthalpy of Vaporization: 98.3 kJ/mol; (19)Boiling Point: 570.629 °C at 760 mmHg; (20)Vapour Pressure: 0 mmHg at 25°C;
You can still convert the following datas into molecular structure:
(1)SMILES:O=C\1\C=C/[C@]4(/C(=C/1)CC[C@@H]2[C@@H]4[C@@H](O)C[C@@]3([C@@](O)(C(=O)CO)CC[C@@H]23)C)C;
(2)Std. InChI:InChI=1S/C21H28O5/c1-19-7-5-13(23)9-12(19)3-4-14-15-6-8-21(26,17(25)11-22)20(15,2)10-16(24)18(14)19/h5,7,9,14-16,18,22,24,26H,3-4,6,8,10-11H2,1-2H3/t14-,15-,16-,18+,19-,20-,21-/m0/s1;
(3)Std. InChIKey:OIGNJSKKLXVSLS-VWUMJDOOSA-N.
Safety Information of Hydrodeltalone:
The Hydrodeltalone is highly flammable.Keep it far away from sources of ignition - No smoking. It is harmful if swallowed. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.When you use it ,wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show label where possible).
The toxicity data of Prednisolone as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
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man | TDLo | oral | 9mg/kg/2W-I (9mg/kg) | BEHAVIORAL: TOXIC PSYCHOSIS | Drug Intelligence and Clinical Pharmacy. Vol. 18, Pg. 603, 1984. |
mouse | LD50 | intraperitoneal | 65mg/kg (65mg/kg) | Indian Drugs. Vol. 22, Pg. 529, 1985. | |
mouse | LD50 | intravenous | 180mg/kg (180mg/kg) | Pharmaceutical Chemistry Journal Vol. 16, Pg. 63, 1982. | |
mouse | LD50 | oral | 1680mg/kg (1680mg/kg) | Arzneimittel-Forschung. Drug Research. Vol. 20, Pg. 111, 1970. | |
mouse | LD50 | subcutaneous | > 3500mg/kg (3500mg/kg) | Drugs in Japan Vol. 6, Pg. 710, 1982. | |
rat | LD50 | intraperitoneal | 2gm/kg (2000mg/kg) | Advances in Teratology. Vol. 3, Pg. 181, 1968. | |
rat | LD50 | intravenous | 120mg/kg (120mg/kg) | Pharmaceutical Chemistry Journal Vol. 16, Pg. 63, 1982. | |
rat | LD50 | subcutaneous | 147mg/kg (147mg/kg) | Toxicology and Applied Pharmacology. Vol. 8, Pg. 250, 1966. | |
women | TDLo | oral | 14mg/kg/13D-I (14mg/kg) | BEHAVIORAL: TOXIC PSYCHOSIS | Drug Intelligence and Clinical Pharmacy. Vol. 18, Pg. 603, 1984. |