
5-membered Heterocycles
5-membered heterocycles are organic compounds formed by a five-membered ring containing one or more heteroatoms such as nitrogen, oxygen, or sulfur. These compounds often result from the fusion of a benzene ring and a 5-membered heterocycle, creating diverse structures with unique chemical properties. 5-membered heterocycles are widely used in pharmaceuticals, agrochemicals, and materials science due to their reactivity and versatility. At CymitQuimica, we offer a comprehensive selection of high-quality 5-membered heterocycles to support your research and industrial applications.
Found 55182 products of "5-membered Heterocycles"
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3-Methylpyrazole-4-carboxaldehyde
CAS:Formula:C5H6N2OPurity:>98.0%(GC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:110.12L-Proline Benzyl Ester Hydrochloride
CAS:Formula:C12H15NO2·HClPurity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:241.72trans-4-Hydroxy-L-proline
CAS:Formula:C5H9NO3Purity:>99.0%(T)(HPLC)Color and Shape:White powder to crystalineMolecular weight:131.133-Methyl-2-benzothiazolinonehydrazone Hydrochloride [for Biochemical Research]
CAS:Formula:C8H9N3S·HClPurity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:215.70Ceftazidime (contains ca. 10% Na2CO3)
CAS:Formula:C22H22N6O7S2Purity:min. 98.0 area%(HPLC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:546.573-Chloro-1,2-benzisothiazole
CAS:Formula:C7H4ClNSPurity:>98.0%(GC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:169.63N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-D-proline
CAS:Formula:C20H19NO4Purity:>98.0%(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:337.382-(4-Chlorophenyl)-4,5-diphenylimidazole
CAS:Formula:C21H15ClN2Purity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:330.82(3S)-(-)-1-(tert-Butoxycarbonyl)-3-aminopyrrolidine
CAS:Formula:C9H18N2O2Purity:>98.0%(GC)(T)Color and Shape:Colorless to Light yellow clear liquidMolecular weight:186.266-Bromoisatin
CAS:Formula:C8H4BrNO2Purity:>97.0%(GC)(T)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:226.032-Propionylthiazole
CAS:Formula:C6H7NOSPurity:>98.0%(GC)Color and Shape:Colorless to Light yellow to Light orange clear liquidMolecular weight:141.19Benzo[b]thiophene-2-carboxaldehyde
CAS:Formula:C9H6OSPurity:>98.0%(GC)Color and Shape:White to Orange to Green powder to lumpMolecular weight:162.21Eprosartan Mesylate
CAS:Formula:C23H24N2O4S·CH4O3SPurity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:520.622-(4-Piperidinyl)benzimidazole
CAS:Formula:C12H15N3Purity:>98.0%(GC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:201.275-Methoxyindole
CAS:Formula:C9H9NOPurity:>99.0%(GC)Color and Shape:White to Brown powder to crystalMolecular weight:147.182-Amino-4-methylthiazole Hydrochloride
CAS:Formula:C4H6N2S·HClPurity:>98.0%(HPLC)(N)Color and Shape:White to Almost white powder to crystalMolecular weight:150.62Ceftriaxone Disodium Salt Hemiheptahydrate
CAS:Formula:C18H16N8Na2O7S3H2OPurity:>98.0%(T)(HPLC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:661.58Potassium 5-Methyl-1,3,4-oxadiazole-2-carboxylate
CAS:Formula:C4H3KN2O3Purity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:166.182,5-Bis(4-aminophenyl)-1,3,4-oxadiazole
CAS:Formula:C14H12N4OPurity:>98.0%(HPLC)Color and Shape:Light orange to Yellow to Green powder to crystalMolecular weight:252.285-Amino-1,2,3-thiadiazole
CAS:Formula:C2H3N3SPurity:>98.0%(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:101.13Tetrahydrofurfuryl Acrylate (stabilized with MEHQ)
CAS:Formula:C8H12O3Purity:>98.0%(GC)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:156.187-Bromoisatin
CAS:Formula:C8H4BrNO2Purity:>97.0%(GC)Color and Shape:Orange to Amber to Dark red powder to crystalMolecular weight:226.03Zolmitriptan
CAS:Formula:C16H21N3O2Purity:>98.0%(T)(HPLC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:287.363-Indolepropanol
CAS:Formula:C11H13NOPurity:>98.0%(GC)Color and Shape:White to Yellow to Green clear liquid to slightly cloudy liquidMolecular weight:175.233'-Bromo-1,4-di(9-carbazolyl)benzene
CAS:Formula:C30H19BrN2Purity:>98.0%(HPLC)(N)Color and Shape:White to Light yellow powder to crystalMolecular weight:487.403,6-Dibromo-9-(4-bromophenyl)carbazole
CAS:Formula:C18H10Br3NPurity:>98.0%(HPLC)(N)Color and Shape:White to Almost white powder to crystalMolecular weight:480.003-Methyl-6-nitroindazole
CAS:Formula:C8H7N3O2Purity:>98.0%(GC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:177.163,5-Dimethyl-4-nitropyrazole
CAS:Formula:C5H7N3O2Purity:>98.0%(GC)(T)Color and Shape:White to Almost white powder to crystalMolecular weight:141.13N-(tert-Butoxycarbonyl)-trans-4-hydroxy-L-proline Methyl Ester
CAS:Formula:C11H19NO5Purity:>95.0%(GC)Color and Shape:White to Almost white powder to crystalMolecular weight:245.289-Phenylcarbazole-3-boronic Acid (contains varying amounts of Anhydride)
CAS:Formula:C18H14BNO2Color and Shape:White to Light yellow powder to crystalMolecular weight:287.134-Methyl-2-phenyl-1,3-dioxolane (mixture of isomers)
CAS:Formula:C10H12O2Purity:>98.0%(GC)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:164.20α-Septithiophene
CAS:Formula:C28H16S7Color and Shape:Orange to Amber to Dark red powder to crystalMolecular weight:576.863-Bromo-9-(4-bromophenyl)-9H-carbazole
CAS:Formula:C18H11Br2NPurity:>97.0%(GC)Color and Shape:White to Almost white powder to crystalMolecular weight:401.104-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzothiophene
CAS:Formula:C18H19BO2SPurity:>98.0%(GC)(T)Color and Shape:White to Almost white powder to crystalMolecular weight:310.22Alagebrium Chloride
CAS:Formula:C13H14ClNOSPurity:>98.0%(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:267.773,4-Difluoro-2,5-bis(trimethylsilyl)thiophene
CAS:Formula:C10H18F2SSi2Purity:>95.0%(GC)Color and Shape:Colorless to Brown clear liquidMolecular weight:264.486-Fluoroindole-2-carboxylic Acid
CAS:Formula:C9H6FNO2Purity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:179.15Psoralen
CAS:Formula:C11H6O3Purity:>99.0%(GC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:186.174,7-Dibromo[1,2,5]thiadiazolo[3,4-c]pyridine
CAS:Formula:C5HBr2N3SPurity:>96.0%(GC)Color and Shape:White to Yellow powder to crystalMolecular weight:294.955-Bromo-4-chloro-3-indolyl β-D-Galactopyranoside [for Biochemical Research]
CAS:Formula:C14H15BrClNO6Purity:>98.0%(HPLC)(N)Color and Shape:White to Light gray powder to crystalMolecular weight:408.636-Nitroindole
CAS:Formula:C8H6N2O2Purity:>98.0%(GC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:162.153-Methylsulfolane
CAS:Formula:C5H10O2SPurity:>98.0%(GC)Color and Shape:Colorless to Light yellow clear liquidMolecular weight:134.19Dabigatran Etexilate
CAS:Formula:C34H41N7O5Purity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:627.752,3-(Methylenedioxy)benzaldehyde
CAS:Formula:C8H6O3Purity:>97.0%(GC)Color and Shape:White or Colorless to Yellow powder to lump to clear liquidMolecular weight:150.131,2-Benzisothiazol-3(2H)-one
CAS:Formula:C7H5NOSPurity:>98.0%(GC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:151.184,8-Bis(n-octyloxy)benzo[1,2-b:4,5-b']dithiophene-2,6-dicarbaldehyde
CAS:Formula:C28H38O4S2Purity:>97.0%(GC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:502.733-Methylbenzo[b]thiophene
CAS:Formula:C9H8SPurity:>97.0%(GC)Color and Shape:Colorless to Yellow to Orange clear liquidMolecular weight:148.22Ethyl 5-Bromothiophene-2-carboxylate
CAS:Formula:C7H7BrO2SPurity:>98.0%(GC)Color and Shape:Light orange to Yellow to Green clear liquidMolecular weight:235.101,3,4-Thiadiazole-2,5-diamine
CAS:Formula:C2H4N4SPurity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:116.14Benzo[b]thiophene-2-methanol
CAS:Formula:C9H8OSPurity:>98.0%(GC)Color and Shape:White to Orange to Green powder to crystalMolecular weight:164.22Pantoprazole Sulfide
CAS:Formula:C16H15F2N3O3SPurity:>98.0%(T)(HPLC)Color and Shape:Light orange to Light red powder to crystalMolecular weight:367.37Antipyrine
CAS:Formula:C11H12N2OPurity:>99.0%(GC)(T)Color and Shape:White to Almost white powder to crystalMolecular weight:188.232-(Methylthio)benzothiazole
CAS:Formula:C8H7NS2Purity:>98.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:181.27Pyrazole-3,5-dicarboxylic Acid Monohydrate
CAS:Formula:C5H4N2O4·H2OPurity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:174.122-Thiophenemethanethiol
CAS:Formula:C5H6S2Purity:>95.0%(GC)Color and Shape:Colorless to Light yellow to Light orange clear liquidMolecular weight:130.229-Ethylcarbazole-3-carboxaldehyde N-Benzyl-N-phenylhydrazone
CAS:Formula:C28H25N3Purity:>95.0%(T)Color and Shape:White to Orange to Green powder to crystalMolecular weight:403.539-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]carbazole
CAS:Formula:C24H24BNO2Purity:>98.0%(GC)Color and Shape:White to Almost white powder to crystalMolecular weight:369.273,5-Dimethyl-4-nitroisoxazole
CAS:Formula:C5H6N2O3Purity:>98.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:142.11(S)-2-(Aminomethyl)-1-(tert-butoxycarbonyl)pyrrolidine
CAS:Formula:C10H20N2O2Purity:>98.0%(GC)(T)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:200.281,2,4-Triazole-1-carboximidamide Hydrochloride
CAS:Formula:C3H5N5·HClPurity:>98.0%(T)Color and Shape:White to Almost white powder to crystalMolecular weight:147.573,6-Dichlorocarbazole
CAS:Formula:C12H7Cl2NPurity:>96.0%(GC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:236.10N-Hydroxysuccinimide
CAS:Formula:C4H5NO3Purity:>98.0%(T)Color and Shape:White to Almost white powder to crystalMolecular weight:115.095-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzimidazole
CAS:Formula:C13H17BN2O2Purity:>95.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:244.10Tetrahydrothiophene 1,1-Dioxide
CAS:Formula:C4H8O2SPurity:>99.0%(GC)Color and Shape:White or Colorless to Light yellow powder to lump to clear liquidMolecular weight:120.17Ranitidine Hydrochloride
CAS:Formula:C13H22N4O3S·HClPurity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:350.864,4-Bis(2-ethylhexyl)-4H-cyclopenta[2,1-b:3,4-b']dithiophene
CAS:Formula:C25H38S2Purity:>98.0%(GC)Color and Shape:Colorless to Red to Green clear liquidMolecular weight:402.704-Methyl-1-phenyl-3-pyrazolidone
CAS:Formula:C10H12N2OPurity:>98.0%(T)(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:176.226-Bromopiperonal
CAS:Formula:C8H5BrO3Purity:>97.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:229.035-Methyl-1-phenylpyrazole-4-carboxylic Acid
CAS:Formula:C11H10N2O2Purity:>98.0%(GC)(T)Color and Shape:White to Almost white powder to crystalMolecular weight:202.21N-Trimethylsilylimidazole [Trimethylsilylating Reagent]
CAS:Formula:C6H12N2SiPurity:>98.0%(T)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:140.264-Vinyl-1,3-dioxolan-2-one
CAS:Formula:C5H6O3Purity:>98.0%(GC)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:114.10trans-4-Fluoro-L-proline
CAS:Formula:C5H8FNO2Purity:>98.0%(HPLC)Color and Shape:White to Light yellow powder to crystalMolecular weight:133.129-Benzoylcarbazole
CAS:Formula:C19H13NOPurity:>98.0%(GC)Color and Shape:White to Almost white powder to crystalMolecular weight:271.322-(2-Aminoethyl)-1,3-dioxolane
CAS:Formula:C5H11NO2Purity:>98.0%(GC)(T)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:117.152-(4-Methoxyphenyl)benzothiazole
CAS:Formula:C14H11NOSPurity:>98.0%(GC)Color and Shape:Light yellow to Yellow to Green powder to crystalMolecular weight:241.312,6-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[1,2-b:4,5-b']dithiophene
CAS:Formula:C22H28B2O4S2Purity:>97.0%(GC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:442.20Potassium Tris(1-pyrazolyl)borohydride
CAS:Formula:C9H10BKN6Purity:>97.0%(T)Color and Shape:White to Almost white powder to crystalMolecular weight:252.13(S)-(-)-NBD-Pro-COCl [=(S)-(-)-4-Nitro-7-(2-chloroformylpyrrolidin-1-yl)-2,1,3-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination]
CAS:Formula:C11H9ClN4O4Purity:>95.0%(HPLC)(qNMR)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:296.67Thiazole-4-carboxylic Acid
CAS:Formula:C4H3NO2SPurity:>98.0%(GC)(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:129.136,7-Dihydro-2-pentafluorophenyl-5H-pyrrolo[2,1-c][1,2,4]triazolium Tetrafluoroborate
CAS:Formula:C11H7BF9N3Purity:>98.0%(HPLC)Color and Shape:White to Gray to Brown powder to crystalineMolecular weight:362.991-Butyl-3-methylimidazolium Bromide
CAS:Formula:C8H15BrN2Purity:>98.0%(T)(HPLC)Color and Shape:White to Orange to Green powder to lumpMolecular weight:219.13(S)-4-tert-Butyl-2-(2-pyridyl)oxazoline
CAS:Formula:C12H16N2OPurity:>98.0%(GC)Color and Shape:White to Almost white powder to crystalMolecular weight:204.275,5-Dimethyl-1-pyrroline N-Oxide
CAS:Formula:C6H11NOPurity:>97.0%(GC)(T)Color and Shape:White or Colorless to Yellow to Orange powder to lump to clear liquidMolecular weight:113.162-Amino-N-(2-chloro-6-methylphenyl)thiazole-5-carboxamide
CAS:Formula:C11H10ClN3OSPurity:>98.0%(GC)(T)Color and Shape:White to Light yellow powder to crystalMolecular weight:267.735-Methoxy-2-methylbenzothiazole
CAS:Formula:C9H9NOSPurity:>98.0%(GC)Color and Shape:White or Colorless to Light orange to Yellow powder to lump to clear liquidMolecular weight:179.242,5-Dimethylbenzothiazole
CAS:Formula:C9H9NSPurity:>98.0%(GC)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:163.243-(2-Benzothiazolyl)-7-(diethylamino)coumarin
CAS:Formula:C20H18N2O2SPurity:>98.0%(T)(HPLC)Color and Shape:Light yellow to Brown powder to crystalMolecular weight:350.444-Iodo-3,5-dimethylpyrazole
CAS:Formula:C5H7IN2Purity:>98.0%(GC)Color and Shape:White to Almost white powder to crystalMolecular weight:222.03N-Succinimidyl S-Acetylthioglycolate [Cross-linking Reagent]
CAS:Formula:C8H9NO5SPurity:>94.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:231.225-(2-Bromophenyl)-1H-tetrazole
CAS:Formula:C7H5BrN4Purity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:225.054-Bromo-3-methyl-5-(trifluoromethyl)pyrazole
CAS:Formula:C5H4BrF3N2Purity:>98.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:229.00N-Hydroxysuccinimide [Coupling Reagent for Peptide]
CAS:Formula:C4H5NO3Purity:>98.0%(GC)(T)Color and Shape:White to Almost white powder to crystalMolecular weight:115.093,5-Dimethylisoxazole-4-carboxylic Acid
CAS:Formula:C6H7NO3Purity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:141.135-Chloro-1-methylisatin
CAS:Formula:C9H6ClNO2Purity:>98.0%(GC)Color and Shape:Orange to Red powder to crystalMolecular weight:195.605-Methoxytryptamine
CAS:Formula:C11H14N2OPurity:min. 98.0 %Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:190.252,2-Di(2-tetrahydrofuryl)propane
CAS:Formula:C11H20O2Purity:>96.0%(GC)Color and Shape:Colorless to Almost colorless clear liquidMolecular weight:184.281,2-Benzisoxazole-3-acetic Acid
CAS:Formula:C9H7NO3Purity:>98.0%(GC)(T)Color and Shape:White to Light yellow to Light orange powder to crystalMolecular weight:177.16Benzo[b]naphtho[1,2-d]thiophene
CAS:Formula:C16H10SPurity:>98.0%(GC)Color and Shape:White to Light yellow powder to crystalMolecular weight:234.322-Mercapto-1-methylimidazole
CAS:Formula:C4H6N2SPurity:>98.0%(T)(HPLC)Color and Shape:White to Almost white powder to crystalMolecular weight:114.172-Thiopheneethanol
CAS:Formula:C6H8OSPurity:>98.0%(GC)Color and Shape:Colorless to Light orange to Yellow clear liquidMolecular weight:128.19
