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Merck
4-Aminoquinoline
0원
4-Aminoresorcinol hydrochloride 96%
4-Aminosalicylic acid 99%
4-Aminosalicylic acid Pharmaceutical Secondary Standard; Certified Reference Material
4-Aminotetrahydropyran 97%
4-Aminothiobenzamide 97%
4-aminothiophene-2-carboxylic acid AldrichCPR
4-Aminothiophenol ≥97.0%
4-Aminotoluene-3-sulfonic acid 99%
4-Androsten-11β-ol-3,17-dione
4-Androstene-3,17-dione VETRANAL®, analytical standard
4-Androstenedione ≥98% (HPLC)
4-Azabenzimidazole 99%
4-Azidoaniline hydrochloride 97%
4-Azidobenzoic acid solution ~0.2 M in tert-butyl methyl ether, ≥95.0% (HPLC)
4-Azidotoluene solution ~0.5 M in tert-butyl methyl ether, ≥95.0% (HPLC)
4-Benzoylbenzoic acid 99%
4-BENZYL-3-THIOSEMICARBAZIDE
4-Benzyloxy-1-butanol 97%
4-Benzyloxy-3-methoxybenzaldehyde 98%
4-Benzyloxybenzoic acid 99%
4-Benzyloxyphenylmagnesium bromide solution 1.0 M in THF
4-Benzylphenol 99%
4-BENZYLPHENYL CARBAMATE-
4-Benzylpiperidine 99%
4-Benzylpyridine certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
4-Biphenylacetic acid 98%
4-Biphenylboronic acid ≥95.0%
4-BIPHENYLYL PHENYL SULFIDE-
4-Bromo-1,1,1-trifluorobutane AldrichCPR
4-Bromo-1,2-diaminobenzene 97%
4-Bromo-1,2-difluorobenzene 98%
4-Bromo-1,8-naphthalic anhydride 95%
4-Bromo-1-butanol technical, ≥85% (as solvent-free, GC)
4-Bromo-1-butene 97%
4-Bromo-1-butyne 97%
4-Bromo-1-fluoro-2-nitrobenzene 96%
4-Bromo-2,3,5,6-tetrafluoroaniline 98%
4-Bromo-2,3,5,6-tetrafluorobenzonitrile 97%
4-Bromo-2,6-difluoroaniline 98%
4-Bromo-2,6-difluorobenzaldehyde 96%
4-Bromo-2-fluoroaniline 98%
4-Bromo-2-fluoropyridine 97%
4-Bromo-2-furaldehyde 97%
4-Bromo-2-methoxybenzyl alcohol 97%