Description

Siera Elementari CAS NO 15070-42-5 is a high-purity chemical compound, also known as 2,4,6-Triisopropylbenzenesulfonyl chloride, valued for its role as a versatile sulfonylation reagent and protecting group agent in complex organic syntheses. Its significance lies in enabling precise and efficient chemical transformations, which is critical for producing high-value intermediates in regulated industries. This product is essential for research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced material sectors who require reliable, high-quality building blocks for their development and production processes.

Application

• Pharmaceutical Intermediate Synthesis: Key reagent for the sulfonylation of amines and alcohols in the production of active pharmaceutical ingredients (APIs).
• Agrochemical Manufacturing: Used in the synthesis of sulfonamide-based herbicides, fungicides, and other crop protection agents.
• Peptide Chemistry: Serves as a protecting group (TPS-Cl) for amino acids during solid-phase and solution-phase peptide synthesis.
• Material Science Research: Employed in the creation of novel polymers and functional organic materials requiring sulfonyl group incorporation.
• Chemical Research & Development: A fundamental tool in academic and industrial R&D labs for exploring new synthetic methodologies.
• Dye and Pigment Production: Intermediate in the synthesis of certain sulfonated dyes and specialty colorants.

Basic Information

Product Name	Siera Elementari CAS NO 15070-42-5
CAS No.	15070-42-5
Molecular Formula	C15H23ClO2S
Molecular Weight	302.86 g/mol
Synonyms	2,4,6-Triisopropylbenzenesulfonyl chloride; TPS-Cl; Triisopropylbenzenesulfonyl chloride; 2,4,6-Triisopropylphenylsulfonyl chloride; Benzenesulfonyl chloride, 2,4,6-triisopropyl-; Trisyl chloride; NSC 405124
EINECS	239-136-1

Quality Control

Our Siera Elementari is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, identity, and impurity profiles. While available in standard technical and high-purity grades, our quality protocols are designed to meet the stringent requirements of cGMP and ISO standards for pharmaceutical and fine chemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is moisture-sensitive (hygroscopic) and should be handled under anhydrous conditions to prevent decomposition. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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