Prednisone Prednisone

Prednisone structural formula

Structural formula

Business number 015T
Molecular formula C21H26O5
Molecular weight 358.43
label

prednisone tablets,

17α,21-dihydroxy-1,4-pregnadiene-3,11,20-trione,

Dehydroadrenocorticoid hormone,

dehydrocortisone,

prednisone,

dehydrocortisone,

1,4-Pregnadiene-17α,21-diol-3,11,20-trione,

1-Cortisone,

17α,21-Dihydroxy-1,4-pregnadiene-3,11,20-trione,

Dehydrocortisone

Numbering system

CAS number:53-03-2

MDL number:MFCD00003608

EINECS number:200-160-3

RTECS number:TU4154100

BRN number:2065301

PubChem number:24898748

Physical property data

1. Characteristics: White or off-white crystalline powder. Odorless. Slightly persistent bitterness


2. Density ( g/mL,25/4℃): Undetermined


3. Relative steam Density (g/mL,AIR=1): Undetermined


4. Melting point ( ºC):233235


5. Boiling point ( ºC,Normal pressure): Undetermined


6. Boiling point ( ºC, 13.33kpa):


7. Refractive Index : Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical activity Degree (º, C=1, DIOXANE): 172


10. Spontaneous ignition point or ignition temperature (ºC): Undetermined


11. Vapor Pressure (kPa,25ºC): Undetermined


12. Number of heavy atoms: 26


8. Surface charge: 0


9. Complexity: 764


10. Number of isotope atoms: 0


11. Determine the number of atomic stereocenters: 6


12. The number of uncertain atomic stereocenters: 0


13. Determine the number of stereocenters of chemical bonds: 0


14. Uncertain number of chemical bond stereocenters: 0


15. Number of covalent bond units: 1

Properties and stability

None

Storage method

Mainly used for various acute severe bacterial infections, severe allergic diseases, collagen diseases (Lupus erythematosus, nodular periarteritis, etc.), rheumatism, rheumatoid arthritis, nephrotic syndrome, severe bronchial asthma, thrombocytopenic purpura, granulocytopenia, acute lymphoblastic leukemia, various adrenocortical functions Insufficiency, exfoliative dermatitis, pemphigus, neurodermatitis, eczema, etc.

Synthesis method

Made from cortisone as raw material.

Purpose


Mainly used for various acute severe bacterial infections, severe allergic diseases, collagen diseases (lupus erythematosus, nodular periarteritis, etc.), rheumatism, rheumatoid arthritis, nephrotic syndrome, severe bronchial asthma, platelet Reducing purpura, granulocytopenia, acute lymphoblastic leukemia, various adrenocortical insufficiencies, exfoliative dermatitis, pemphigus, neurodermatitis, eczema, etc.

ont-family: ‘Times New Roman'”>Mainly used for various acute severe bacterial infections, severe allergic diseases, collagen diseases (lupus erythematosus, nodular periarteritis, etc.), rheumatism, rheumatoid arthritis , nephrotic syndrome, severe bronchial asthma, thrombocytopenic purpura, granulocytopenia, acute lymphoblastic leukemia, various adrenocortical insufficiencies, exfoliative dermatitis, pemphigus, neurodermatitis, eczema, etc.

Synthesis method

Made from cortisone as raw material.

Purpose


Mainly used for various acute severe bacterial infections, severe allergic diseases, collagen diseases (lupus erythematosus, nodular periarteritis, etc.), rheumatism, rheumatoid arthritis, nephrotic syndrome, severe bronchial asthma, platelet Reducing purpura, granulocytopenia, acute lymphoblastic leukemia, various adrenocortical insufficiencies, exfoliative dermatitis, pemphigus, neurodermatitis, eczema, etc.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/21447

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