Description

S-Benzylisothiourea Hydrochloride is a versatile organic salt widely used as a key intermediate in pharmaceutical synthesis and chemical research. Its primary value lies in its role as a protected isothiourea reagent, facilitating the introduction of the benzylthioimidoyl group into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries, particularly for developing novel active ingredients and complex organic compounds.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various active pharmaceutical ingredients (APIs), including potential antiviral and antimicrobial agents.
• Peptide Chemistry: Used in the preparation of peptide mimetics and for modifying amino acid side chains during solid-phase peptide synthesis.
• Agrochemical Synthesis: Serves as a precursor in the development of novel herbicides, fungicides, and plant growth regulators.
• Chemical Research Reagent: Employed in organic synthesis methodologies, such as in the formation of heterocycles and as a source of the thiourea moiety.
• Material Science: Can be utilized in the synthesis of functional polymers and ligands for metal coordination chemistry.
• Bioconjugation: Acts as a reagent for modifying biomolecules, enabling the creation of probes and conjugates for biochemical studies.

Basic Information

Product Name	S-Benzylisothiourea Hydrochloride
CAS No.	5388-28-3
Molecular Formula	C8H11ClN2S
Molecular Weight	202.70 g/mol
Synonyms	S-Benzylisothiouronium Chloride; Benzylisothiourea Hydrochloride; 1-Benzyl-2-thiopseudourea Hydrochloride; N-Benzylisothiourea Hydrochloride; Benzyl Carbamimidothioate Hydrochloride; (Benzylcarbamimidothioyl)ammonium Chloride; NSC 401565; BzITU·HCl
EINECS	226-378-6

Quality Control

Our S-Benzylisothiourea Hydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming specifications for identity, purity, and related substances. We adhere to relevant industry guidelines to ensure product consistency and reliability for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	190°C - 195°C
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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