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Fluorinated Building Blocks

Dexamethason 21-tert-butylacetate

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Buy Dexamethason 21-tert-butylacetate (CAS 24668-75-5) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

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Dexamethason 21-tert-butylacetate chemical structure
CAS number24668-75-5
FormulaC28H39FO6
Molar mass490.6 g/mol
InChIKeyPQVDYPCHUGFHAR-PKWREOPISA-N
IUPAC name[2-[(8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] 3,3-dimethylbutanoate

About Dexamethason 21-tert-butylacetate

Dexamethason 21-tert-butylacetate sits in our fluorinated Building Blocks section and ships worldwide from stock or short lead time. Identity at a glance: CAS 24668-75-5, formula C28H39FO6 and molar mass 490.6 g/mol.

Use cases we see most often

  • Organic synthesis
  • API synthesis

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H332, H360, H373 and H410. Read the SDS before first use.

Order it in 100 mg, 250 mg, 1 g and 5 g packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Specifications and identifiers

Specifications of Dexamethason 21-tert-butylacetate
Product nameDexamethason 21-tert-butylacetate
Catalogue numberZX-033291
CAS number24668-75-5
IUPAC name[2-[(8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] 3,3-dimethylbutanoate
Molecular formulaC28H39FO6
Molar mass490.6 g/mol
Exact mass490.2731
XLogP34.2
H-bond donors / acceptors2 / 7
Topological polar surface area101 Ų
InChIKeyPQVDYPCHUGFHAR-PKWREOPISA-N
SMILESC[C@@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@]1(C(=O)COC(=O)CC(C)(C)C)O)C)O)F)C
PubChem CID20055086
SynonymsDexamethasone 21-Tertbutylacetate, Dexamethasone tert-butylacetate, Decadron TBA, Dexamethason 21-tert-butylacetat, Dexamethasone 21-tebutate, Dexamethasone tertiary butyl acetate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H332Harmful if inhaled
  • H360May damage fertility or the unborn child
  • H373May causes damage to organs through prolonged or repeated exposure
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P203, P260, P261, P271, P273, P280, P304 + P340, P317, P318, P319, P391, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Dexamethason 21-tert-butylacetate
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Dexamethason 21-tert-butylacetate

Which CAS number identifies Dexamethason 21-tert-butylacetate?
Dexamethason 21-tert-butylacetate is registered under CAS 24668-75-5. You may also see it listed as Dexamethasone 21-Tertbutylacetate, Dexamethasone tert-butylacetate, Decadron TBA. Our catalogue number for this item is ZX-033291.
What are the formula and molar mass of Dexamethason 21-tert-butylacetate?
For Dexamethason 21-tert-butylacetate, its formula is C28H39FO6 and its molar mass is 490.6 g/mol. InChIKey PQVDYPCHUGFHAR-PKWREOPISA-N lets you match it in any structure database.
What grade and pack sizes are available for Dexamethason 21-tert-butylacetate?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Dexamethason 21-tert-butylacetate?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Dexamethason 21-tert-butylacetate to my country?
Yes. Because Dexamethason 21-tert-butylacetate is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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