CAS No.50-24-8,Prednisolone Suppliers

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Basic Information

Molecular Structure:
CAS No.:	50-24-8
Name:	Prednisolone
Article Data:	60

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:	Xn, C, F
Risk Codes:	22-34-11
Safety:	22-45-36/37/39-26-16
PSA:	94.83000
LogP:	1.55760

Synthetic route

: 67-56-1
methanol

: 52-21-1
prednisolone 21-acetate

A: 50-24-8
prednisolon

B: 79-20-9
acetic acid methyl ester

Conditions

Conditions	Yield
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution;	A n/a B 100%

...Expand

: 50-23-7
HYDROCORTISONE

: 50-24-8
prednisolon

Conditions

Conditions	Yield
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;

: 67-56-1
methanol

: prednisolone 21-isobutyrate

A: 50-24-8
prednisolon

B: 547-63-7
Methyl isobutyrate

Conditions

Conditions	Yield
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution;	A n/a B 96%

...Expand

: 52-21-1
prednisolone 21-acetate

: 50-24-8
prednisolon

Conditions

Conditions	Yield
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

: 98523-85-4
prednisolone 11β,21-diacetate

: 50-24-8
prednisolon

Conditions

Conditions	Yield
With di(n-butyl)tin oxide In methanol for 2.5h; Heating;	91%

: 21-<<(6-carboxy-3-cyclohexen-1-yl)carbonyl>oxy>-11β,17α-dihydroxypregna-1,4-diene-3,20-dione

: 50-24-8
prednisolon

Conditions

Conditions	Yield
With methanol; triethylamine for 0.166667h; Ambient temperature; Irradiation;	90%

: prednisolone 21-[hydrogen (cyclohex-3-ene-1,2-dicarboxylate)]

: 50-24-8
prednisolon

Conditions

Conditions	Yield
With methanol; triethylamine at 20℃; under 8250660 Torr; for 168h; Product distribution; Further Variations:; Reagents; Pressures;	81%

: 67-56-1
methanol

: 1107-99-9
prednisolone 21-trimethylacetate

A: 50-24-8
prednisolon

B: 598-98-1
Methyl pivalate

Conditions

Conditions	Yield
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution; Further Variations:; Reagents; Pressures;	A n/a B 78%

...Expand

: 67-56-1
methanol

: 104687-90-3
prednisolone 11β-acetate

A: 50-24-8
prednisolon

B: 79-20-9
acetic acid methyl ester

Conditions

Conditions	Yield
With triethylamine at 20℃; under 8250660 Torr; for 168h; Product distribution; Further Variations:; Reagents; Pressures;	A 76% B n/a

...Expand

: 50-23-7
HYDROCORTISONE

A: 50-24-8
prednisolon

B: 15847-24-2
11β,17α,20β,21-tetrahydroxy-1,4-pregnadiene-3-one

Conditions

Conditions	Yield
With Rhodococcus erythropholis DSM 43188 In dimethyl sulfoxide at 30℃; for 72h; Green chemistry; regiospecific reaction;	A 37% B 40%

Raw Materials

50-23-7

1107-99-9

2920-86-7

67-56-1

52-21-1

Downstream Products

52-21-1

125-10-0

Total:249 Page 1 of 7 1 2 3 4 5 6 …7 Next>>

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Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Specification

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
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.