Description

tert-Butyl 1H-Pyrazol-5-Ylcarbamate is a high-purity chemical intermediate featuring a protected carbamate group on a pyrazole scaffold. This compound is valued for its role as a versatile building block in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), especially those containing heterocyclic pyrazole cores.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides.
• Chemical Biology & Proteomics: Serves as a precursor for activity-based probes and other research tools.
• Material Science Research: Potential monomer or additive in the development of specialized polymers and advanced materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of client-specific target molecules on laboratory to pilot scale.

Basic Information

Product Name	tert-Butyl 1H-Pyrazol-5-Ylcarbamate
CAS No.	952674-76-9
Molecular Formula	C9H15N3O2
Molecular Weight	197.24 g/mol
Synonyms	5-[(tert-Butoxycarbonyl)amino]-1H-pyrazole; 1H-Pyrazol-5-amine, N-BOC-; tert-Butyl N-(1H-pyrazol-5-yl)carbamate; BOC-5-Aminopyrazole; 5-(Boc-amino)-1H-pyrazole; N-Boc-5-aminopyrazole; 5-Amino-1H-pyrazole-1-carboxylic acid tert-butyl ester; 5-(tert-Butoxycarbonylamino)-1H-pyrazole
EINECS	Contact for details

Quality Control

Our tert-Butyl 1H-Pyrazol-5-Ylcarbamate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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