4-Fluorobenzenesulfonyl chlorideSynonym:4-Fluorobenzenesulphonyl chloride; 4-fluoro-benzenesulfonylchlorid; P-FLUOROBENZENESULFONYL CHLORIDE; 4-FLUOROBENZENSULFONYL CHLORIDE; 4-FLUOROBENZENESULFONIC A

4-Hydrazinobenzene-1-sulfonamide hydrochlorideSynonym:BENZENESULFONYLAMIDE;BENZENESULPHONAMIDE;4-HYDRAZINOBENZENE-1-SULFONAMIDE HCL;p-Sulfonamidophenylhydrazine HCl;4-Aminosulfonylphenylhydrazine hydr

4-HYDROXY-6-METHYL-2-PYRONE  Synonym: 3,5-DIHYDROXYSORBIC ACID DELTA-LACTONE 4-HYDROXY-6-METHYL-2H-PYRAN-2-ONE 4-HYDROXY-6-METHYL-PYRAN-2-ONE 2-HYDROXY-6-METHYL-4H-PYRAN-4-ONE TRIACETATE LACTONE&

4-Methoxy-2-oxo-1,2-dihydro-pyridine-3-carbonitrileCAS: 21642-98-8 MF: C7H6N2O2 MW: 150.13 mp  293°C Chemical Properties Off-white crystalline powder Purity: 99%Usage: APIPackage: 1KG foil ba

4-NITRO-L-PHENYLALANINE Synonym: H-P-NITRO-PHE-OH H-PHE(NO2)-OH . H2O H-PHE(4-NO2)-OH (S)-4-NITROPHENYLALANINE HYDRATE L-4-NITROPHE 4-NITROPHENYLALANINE 4-NITRO-3-PHENYL-L-ALANINE 2-AMINO-3-(4-NITROPH

4-Nitrobenzoic acid Name:4-Nitrobenzoic acidSynonym:P-Nitrobenzoic acid; 4-nitrobenzoate; Para Nitrobenzoic acid CAS:62-23-7 EINECS:200-526-2Assay:99%M.F:C7H5NO4 M.W:167.12MP:239-242℃ BP: 359.1

4-Picolinic acidName:4-Picolinic acidSynonym:Isonicotinic acid; pyridine-4-carboxylic acid; PYRIDINE-3-CARBOXYLIC ACID; PYRIDINE-GAMMA-CARBOXYLIC ACID; RARECHEM AL BO 0219; TIMTEC-BB SBB004278; 4-Carb

4-Pyrimidinecarboxylicacid, 1,2,3,6-tetrahydro-2,6-dioxo-, potassium salt (1:1) Name:4-Pyrimidinecarboxylicacid, 1,2,3,6-tetrahydro-2,6-dioxo-, potassium salt (1:1) EINECS:246-341-0Molecular Formula:C

5-chloro-2,3-difluoropyridine Name:5-chloro-2,3-difluoropyridine EINECS:410-090-7Molecular Formula:C5H2ClF2NCAS :89402-43-7 Synonyms:2,3-DIFLUORO-5-CHLOROPYRIDIN; 2,3-DIFLUORO-5-CHLOROPYRIDINE; 5-Chlo