Description

3-Pentanone p-Toluenesulfonylhydrazone is a specialized organic compound belonging to the class of tosylhydrazones. This compound serves as a valuable synthon and protecting group in advanced organic synthesis, particularly for the controlled generation of reactive intermediates. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and functional materials.
• Academic & Industrial Research: A crucial reagent in methodological development for new carbon-carbon and carbon-heteroatom bond-forming reactions.
• Protecting Group Chemistry: Acts as a temporary protecting group for carbonyl functionalities during multi-step synthetic sequences.
• Precursor to Diazo Compounds: Used in the preparation of diazoalkanes, which are versatile intermediates in cyclopropanation and homologation reactions.

Basic Information

Product Name	3-Pentanone p-Toluenesulfonylhydrazone
CAS No.	28495-72-9
Molecular Formula	C₁₂H₁₈N₂O₂S
Molecular Weight	254.35 g/mol
Synonyms	Diethyl Ketone Tosylhydrazone; p-Toluenesulfonic Acid (3-Oxopentyl)hydrazide; 3-Pentanone, 2-(4-methylphenyl)sulfonyl)hydrazone; Diethyl Ketone p-Toluenesulfonylhydrazone; Tosylhydrazone of 3-Pentanone; NSC 163082; 3-Oxopentane p-Toluenesulfonylhydrazone
EINECS	Contact for details

Quality Control

Our 3-Pentanone p-Toluenesulfonylhydrazone is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and loss on drying. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to ensure compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.