Description

S-Isopropylthiourea Hydrobromide is a high-purity organic salt derivative of thiourea, valued for its role as a versatile building block and reagent in advanced chemical synthesis. Its specific stereochemistry and ionic nature make it a critical intermediate for producing pharmaceuticals, agrochemicals, and specialty fine chemicals. This compound is essential for research and industrial chemists in life sciences and material science who require reliable, high-quality chiral intermediates.

Application

• Pharmaceutical Intermediate: A key chiral building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting neurological and metabolic disorders.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Serves as a crucial reagent in organic synthesis for introducing the thiourea moiety and exploring novel reaction pathways in academic and industrial R&D labs.
• Ligand and Catalyst Preparation: Employed in the preparation of metal-chelating ligands and organocatalysts for asymmetric synthesis.
• Material Science: Investigated as a precursor or additive in the development of specialty polymers and functional materials.

Basic Information

Product Name	S-Isopropylthiourea Hydrobromide
CAS No.	4269-97-0
Molecular Formula	C4H11N2S·HBr
Molecular Weight	199.12 g/mol
Synonyms	1-Isopropyl-2-thiourea Hydrobromide; (S)-1-Isopropylthiourea Hydrobromide; S-(-)-1-Isopropyl-2-thiourea Hydrobromide; Isopropylthiourea HBr; Thiourea, N-(1-methylethyl)-, hydrobromide, (S)-; (S)-Isopropylthiourea HBr; (S)-N-Isopropylthiourea Hydrobromide
EINECS	Contact for details

Quality Control

Our S-Isopropylthiourea Hydrobromide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment and is available upon request.

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 material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee (S-Isomer)
Loss on Drying	≤ 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.