Description

Carbobenzoxyhydrazide is a versatile chemical intermediate and protecting group reagent, primarily used in organic synthesis and pharmaceutical research. Its core value lies in its ability to act as a hydrazide-based protecting group for carbonyl functionalities, enabling complex multi-step syntheses with high selectivity. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require reliable, high-purity building blocks for developing active ingredients and novel compounds.

Application

• Key intermediate in the synthesis of pharmaceutical active ingredients, particularly those containing hydrazide or carbamate moieties.
• Used as a protecting group reagent for carbonyl compounds in complex multi-step organic synthesis.
• Building block for the preparation of heterocyclic compounds, such as triazoles and tetrazoles, with potential biological activity.
• Research and development of novel agrochemicals, including herbicides and plant growth regulators.
• Production of specialty chemicals and fine chemicals requiring specific hydrazide functionalities.
• Starting material for the synthesis of peptide coupling agents and other biochemical tools.

Basic Information

Product Name	Carbobenzoxyhydrazide
CAS No.	5331-43-1
Molecular Formula	C9H12N2O2
Molecular Weight	180.20 g/mol
Synonyms	Carbobenzyloxyhydrazide; Cbz-Hydrazide; N-(Benzyloxycarbonyl)hydrazine; Benzyl carbazate; Z-Hydrazide; Hydrazinecarboxylic acid, (phenylmethyl) ester; Benzyloxycarbonyl hydrazide; NSC 3349
EINECS	226-222-7

Quality Control

Our Carbobenzoxyhydrazide is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be kept under dry conditions to prevent degradation. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	112 - 116 °C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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