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CAS 2215-77-2

4-phenoxybenzoic acid4-(Phenyloxy)benzoic acidp-Phenoxybenzoic acid

Codes: IBRT-001, (I)461018-4-a, (III)461018-33-a, ZANU-001

Physicochemical properties & identification

Appearance
White to off-white crystalline powder
Solubility
Practically insoluble in water; soluble in alcohols, DMF, DMSO and aqueous alkali (salt formation)
Storage
Ambient temperature, dry, protected from light

Applications

  • · Starting block on the zanubrutinib (BTK inhibitor) route: source of the 4-phenoxyphenyl fragment
  • · Intermediate for liquid-crystal materials and agrochemicals (aryloxybenzoylurea insecticides)

Application context (from source-drug indications)

Waldenström macroglobulinaemiaIbrutinibChronic lymphocytic leukaemiaIbrutinibMantle cell lymphomaIbrutinibGraft-versus-host diseaseIbrutinibWaldenström macroglobulinaemiaZanubrutinibChronic lymphocytic leukaemiaZanubrutinibFollicular lymphomaZanubrutinibMarginal zone B-cell lymphomaZanubrutinibMantle cell lymphomaZanubrutinib

Source drugs (routes using this intermediate)

DrugTierExpiry
IbrutinibTier A — Act now2027
ZanubrutinibTier A — Act now2031

Position in synthesis routes (up/downstream chain)

Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.

IbrutinibOptimised routesteps: 2total yield: /

Intermediates available on this site

Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.

SupplierProductPrice bandMOQLead timeQualificationsAction
Unibest Taizhou GMP-like Site4-Phenoxybenzoic acid
Pharmaceutical Intermediates
On requestOn requestOn request
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