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Home/Compounds/API/Prednisone
C21H26O5
358.4 g/mol
APIDanger

Prednisone

CAS53-03-2EC200-160-3
Category
API
Compound Class
Steroid
Primary Use
Pharmaceutical Raw Material

Prednisone is an odorless white crystalline powder. It is a synthetic glucocorticoid used as an active pharmaceutical ingredient in the manufacture of medications.

Anti-inflammatory agentAntineoplastic agentGlucocorticoid

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

SimilarStructure SimilarSimilarity 0.78

Prednisone acetate

CAS125-10-0

pharmaceutical raw material

SimilarStructure SimilarSimilarity 0.75

17-Hydroxy-3,11,20-trioxopregna-1,4-dien-21-al

CAS70522-55-3

research compound

SimilarStructure SimilarSimilarity 0.73

Pregna-1,4-diene-3,11,20-trione, 17-(formyloxy)-21-hydroxy-

CAS57099-39-5

pharmaceutical intermediate

ReferenceSame Category

Cortisone

CAS53-06-5

pharmaceutical raw material

ReferenceSame Category

Estrone

CAS53-16-7

pharmaceutical raw material

ReferenceSame Category

(RS)-mitotane

CAS53-19-0

pharmaceutical raw material

ReferenceSame Category

Methylprednisolone acetate

CAS53-36-1

pharmaceutical raw material

Referencesame scaffold

Meprednisone

CAS1247-42-3

pharmaceutical raw material

Safety Reference

Health Hazard
Health Hazard
Danger
H360May damage fertility or the unborn child
H361Suspected of damaging fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H373May cause damage to organs through prolonged or repeated exposure

Customs Tariff Classification

The international HS code for Prednisone (CAS 53-03-2) is 2937.21.

HS code (international, 6-digit)

2937.21

EU CN code (8-digit)

2937 21 00

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

(8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione

InChIKey

XOFYZVNMUHMLCC-ZPOLXVRWSA-N

SMILES

C[C@]12CC(=O)[C@H]3[C@H]([C@@H]1CC[C@@]2(C(=O)CO)O)CCC4=CC(=O)C=C[C@]34C

Synonyms (145)
  • PredniSONE Tablets, USP, 10 mg
  • PredniSONE Tablets, USP, 20 mg
  • PredniSONE Tablets, USP, 5 mg
  • Prednisona [INN-Spanish]
  • Prednisone for peak identification, European Pharmacopoeia (EP)
  • Prednisone, British Pharmacopoeia (BP)
  • Prednisone, European Pharmacopoeia (EP)
  • Prednisone, United States Pharmacopeia (USP)
  • Prednisone, pharmaceutical secondary standard; traceable to USP, PhEur and BP
  • Prednisonum [INN-Latin]
  • .delta.1-Dehydrocortisone
  • 1,2-Dehydrocortisone
  • 1,21-diol-3,11,20-trione
  • 1-Cortisone
  • 1-Dehydrocortisone
  • 3en3hg4wsw
  • Acsis, Prednison
  • Adasone
  • Ancortone
  • Apo-Prednisone
  • Bicortone
  • Cartancyl
  • Colisone
  • Cortan
  • Cortidelt
  • Cotone
  • Dacorten
  • Dacortin
  • Decortancyl
  • Decortin
  • Decortisyl
  • Dehydrocortisone
  • Dekortin
  • Dellacort
  • Dellacort A
  • Delta 1-Cortisone
  • Delta E
  • Delta-Cortelan
  • Delta-Dome
  • Deltacortene
  • Deltacortisone
  • Deltacortone
  • Deltadehydrocortisone
  • Deltasone
  • Deltison
  • Deltisona
  • Deltisone
  • Deltra
  • Di-Adreson
  • Dr Adam Au
  • Econosone
  • Encorton
  • Encortone
  • Enkorton
  • Fernisone
  • Fiasone
  • Hostacortin
  • In-Sone
  • Incocortyl
  • Juvason
  • Liquid Pred
  • Lisacort
  • Lodotra
  • Lodtra
  • Me-Korti
  • Meprosona-F
  • Metacortandracin
  • Meticorten
  • Meticorten (Veterinary)
  • Nisona
  • Nizon
  • Novoprednisone
  • Nurison
  • Ofisolona
  • Orasone
  • Origen Prednisone
  • PREDNISOLONE IMPURITY B
  • PREDNISONE [MART.]
  • Panafcort
  • Panasol
  • Panasol-S
  • Paracort
  • Parmenison
  • Pehacort
  • Perrigo Prednisone
  • Precort
  • Predeltin
  • Predicor
  • Predicorten
  • Prednicen-M
  • Prednicorm
  • Prednicort
  • Prednicot
  • Prednidib
  • Prednilonga
  • Predniment
  • Prednison
  • Prednisona
  • Prednisone (Standard)
  • Prednisone CRS
  • Prednisone Intensol
  • Prednisone tablets
  • Prednisone(Adasone)
  • Prednisonum
  • Prednitone
  • Prednizon
  • Prednovister
  • Presone
  • Promifen
  • Pronison
  • Rayos
  • Rectodelt
  • Retrocortine
  • SK-Prednisone
  • Servisone
  • Sone
  • Sterapred
  • Supercortil
  • Ultracorten
  • Ultracortene
  • Winpred
  • Wojtab
  • Zenadrid
  • Zenadrid (veterinary)
  • delta(sup 1)-Cortisone
  • delta(sup 1)-Dehydrocortisone
  • prednisone
  • prednisone anhydrous

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