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Add to Cart The item has been addedB138187-1g4-(Bromomethyl)phenylacetic acid (C007B-039082)
Price: $19.80List Price: $22.004-(Bromomethyl)phenylacetic acid is an organic building block that was used as the precursor for serine protease inhibitor. It was also used in the synthesis of a novel crown ether receptor and 4-(acetoxymethyl)phenylacetic acid by reacting with -
Add to Cart The item has been addedB138187-25g4-(Bromomethyl)phenylacetic acid (C007B-039083)
Price: $101.94List Price: $113.274-(Bromomethyl)phenylacetic acid is an organic building block that was used as the precursor for serine protease inhibitor. It was also used in the synthesis of a novel crown ether receptor and 4-(acetoxymethyl)phenylacetic acid by reacting with -
Add to Cart The item has been addedB138187-5g4-(Bromomethyl)phenylacetic acid (C007B-039084)
Price: $43.80List Price: $48.674-(Bromomethyl)phenylacetic acid is an organic building block that was used as the precursor for serine protease inhibitor. It was also used in the synthesis of a novel crown ether receptor and 4-(acetoxymethyl)phenylacetic acid by reacting with -
Add to Cart The item has been addedS823945-1EA4-(TRIMETHYLSILYL)PHENYL ETHER - 50 MG
Price: $100.62List Price: $111.79Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product. -
Add to Cart The item has been added123250-25G4-ANTIPYRINECARBOXALDEHYDE 97% (C005B-225751)
Price: $470.68List Price: $522.984-Antipyrinecarboxaldehyde undergoes condensation with 4′-aminobenzo-15-crown-5- to yield functionalized crown ether . Application 4-Antipyrinecarboxaldehyde was used in the synthesis of a new crown ether-antipyrine schiffs base . -
Add to Cart The item has been addedB151894-100g4-Cyclohexene-1,2-dicarboxylic Acid Di(2-ethylhexyl) Ester(mixture of isomers) (C007B-040127)
Price: $79.80List Price: $88.674-Cyclohexene-1,2-dicarboxylic Acid Di(2-ethylhexyl) Ester(mixture of isomers) . -
Add to Cart The item has been addedB151894-25g4-Cyclohexene-1,2-dicarboxylic Acid Di(2-ethylhexyl) Ester(mixture of isomers) (C007B-040128)
Price: $25.80List Price: $28.674-Cyclohexene-1,2-dicarboxylic Acid Di(2-ethylhexyl) Ester(mixture of isomers) . -
Add to Cart The item has been addedT338245-250mg4-tert-Butylbenzo-15-crown-5 (C007B-503641)
Price: $274.42List Price: $304.924-tert-Butylbenzo-15-crown-5 (tBuB15C5) is a macrocyclic compound that falls under the category of crown ethers, which are cyclic polyethers containing multiple ether groups capable of selectively binding cations. With a crown ether ring comprising -
Add to Cart The item has been addedI135443-100g4-tert-Butylphenyl glycidyl ether (C007B-190386)
Price: $341.10List Price: $379.004-tert-Butylphenyl glycidyl ether. -
Add to Cart The item has been added04-083Acetyl-D-Norvaline, 1gm
Price: $401.70List Price: $446.33MF: C7H13NO3 MF: 159.19 CAS: 57357-56-9 Purity: >99% -
Add to Cart The item has been addedA333123-1gAllyl 2,2,3,3,4,4,5,5-octafluoropentyl ether (C007B-018639)
Price: $127.90List Price: $142.12Allyl 2,2,3,3,4,4,5,5-octafluoropentyl ether. -
Add to Cart The item has been addedA333123-25gAllyl 2,2,3,3,4,4,5,5-octafluoropentyl ether (C007B-018640)
Price: $1,240.42List Price: $1,378.24Allyl 2,2,3,3,4,4,5,5-octafluoropentyl ether.
Crown Ethers
Browse our curated selection of Crown Ethers from leading global manufacturers. Find research-grade reagents, certified standards, and specialty supplies backed by Cenmed's expert sourcing and technical support.
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About Crown Ethers
Cenmed Enterprises provides a comprehensive selection of Crown Ethers products sourced from leading global manufacturers. Our catalog spans research-grade reagents, certified standards, and specialty compounds used across clinical, academic, and industrial laboratories worldwide.
With decades of expertise in laboratory supply distribution, we offer competitive pricing, reliable stock availability, and dedicated technical support. Whether you need small quantities for research or bulk orders for manufacturing, our team is ready to assist with sourcing, compliance documentation, and logistics.