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ChemicalBook >> CAS DataBase List >> 11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate

11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate

11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate price.
  • $49 - $1691
  • Product name: 11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate
  • CAS: 3044-42-6
  • MF: C23H28O5
  • MW: 384.47
  • EINECS:221-250-9
  • MDL Number:MFCD18910603
  • Synonyms:11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate;21-Acetyloxy-11β-hydroxypregna-1,4,16-triene-3,20-dione;21-acetoxy-11β-hydroxypregna-1,4,16-triene-3,20-dione;Pregna-1,4,16-triene-3,20-dione,21-(acetyloxy)-11-hydroxy-, (11b)-;[2-[(8S,9S,10R,11S,13S,14S)-11-Hydroxy-10,13-Dimethyl-3-Oxo-6,7,8,9,11,12,14,15-Octahydrocyclopenta[a]Phenanthren-17-Yl]-2-Oxoethyl] Acetate;21-Acetoxy-112-hydroxypregna-1,4,16-triene-3,20-dione;Budesonide 1,4,16-Triene Impurity;Budesonide Impurity 3/(11?)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione
24 prices
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Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Biosynth
  • Crysdot
  • TRC
  • Usbiological
Package
  • 10mg
  • 25mg
  • 100mg
  • 250mg
  • 1g
  • 2g
  • 5g
  • 10g
  • 25G
  • 50g
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  • Manufactureraablocks
  • Product numberAA003027
  • Product description(11β)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95%
  • Packaging250mg
  • Price$132
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003027
  • Product description(11β)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95%
  • Packaging1g
  • Price$154
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003027
  • Product description(11β)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95%
  • Packaging5g
  • Price$411
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX213424
  • Product description11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate 97%
  • Packaging5G
  • Price$120
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX213424
  • Product description11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate 97%
  • Packaging25G
  • Price$400
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number7481CA
  • Product description11beta,21-Dihydroxypregna-1,4,16-triene-3,20-dione21-acetate
  • Packaging100g
  • Price$522
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFA175610
  • Product description21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione
  • Packaging2g
  • Price$211.4
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFA175610
  • Product description21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione
  • Packaging10g
  • Price$676.5
  • Updated2026-06-04
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  • ManufacturerBiosynth
  • Product numberFA175610
  • Product description21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione
  • Packaging5g
  • Price$380.45
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFA175610
  • Product description21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione
  • Packaging25g
  • Price$1268.75
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFA175610
  • Product description21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione
  • Packaging50g
  • Price$1691
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13015953
  • Product description(11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+%
  • Packaging25g
  • Price$485
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13015953
  • Product description(11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+%
  • Packaging10g
  • Price$248
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13015953
  • Product description(11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+%
  • Packaging5g
  • Price$149
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13015953
  • Product description(11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+%
  • Packaging5g
  • Price$149
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13015953
  • Product description(11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+%
  • Packaging10g
  • Price$248
  • Updated2026-05-27
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003027 (11β)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95% 250mg $132 2026-05-28 Buy
aablocks AA003027 (11β)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95% 1g $154 2026-05-28 Buy
aablocks AA003027 (11β)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95% 5g $411 2026-05-28 Buy
ACHEMBLOCK X213424 11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate 97% 5G $120 2026-05-27 Buy
ACHEMBLOCK X213424 11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate 97% 25G $400 2026-05-27 Buy
AK Scientific 7481CA 11beta,21-Dihydroxypregna-1,4,16-triene-3,20-dione21-acetate 100g $522 2021-12-16 Buy
Biosynth FA175610 21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione 2g $211.4 2026-06-04 Buy
Biosynth FA175610 21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione 10g $676.5 2026-06-04 Buy
Biosynth FA175610 21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione 5g $380.45 2026-06-04 Buy
Biosynth FA175610 21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione 25g $1268.75 2026-06-04 Buy
Biosynth FA175610 21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione 50g $1691 2026-06-04 Buy
Crysdot CD13015953 (11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+% 25g $485 2021-12-16 Buy
Crysdot CD13015953 (11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+% 10g $248 2021-12-16 Buy
Crysdot CD13015953 (11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+% 5g $149 2021-12-16 Buy
Crysdot CD13015953 (11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+% 5g $149 2026-05-27 Buy
Crysdot CD13015953 (11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 95+% 10g $248 2026-05-27 Buy

Properties

Melting point :208-209 °C
Boiling point :553.4±50.0 °C(Predicted)
Density :1.24±0.1 g/cm3(Predicted)
storage temp. :2-8°C
solubility :DCM, Ethyl Acetate
form :Solid
pka :14.30±0.70(Predicted)
color :Brown
Major Application :pharmaceutical small molecule
InChIKey :ABGUZAVIFZZDDZ-ADBLJHFGNA-N
SMILES :C1(=O)C=C2[C@](C)(C=C1)[C@]1([H])[C@]([H])([C@@]3([H])[C@@](C[C@@H]1O)(C)C(C(=O)COC(=O)C)=CC3)CC2 |&1:4,8,10,12,14,16,r|

Safety Information

Symbol(GHS): Health Hazard (GHS08)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H361 Suspected of damaging fertility or the unborn child Reproductive toxicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501
H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P273 Avoid release to the environment.
P281 Use personal protective equipment as required.
P308+P313 IF exposed or concerned: Get medical advice/attention.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

21-Acetoxy-11β-hydroxypregna-1,4,16-triene-3,20-dione is an intermediate in the synthesis of Budesonide (B689490) related derivatives.

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