Description

Thionitrous Acid (Hnos), S-[1-(Hydroxymethyl)Cyclohexyl] Ester (9Ci) is a specialized organosulfur compound with a unique cyclic structure, serving as a valuable synthetic intermediate in advanced organic synthesis. This compound matters for its role in constructing complex molecular architectures, particularly where the introduction of a protected hydroxymethylcyclohexyl moiety is required. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring complex cyclic scaffolds.
• Agrochemical Research: Serves as a key building block for developing new pesticides, herbicides, or plant growth regulators with enhanced efficacy.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for asymmetric catalysis or metal-organic frameworks (MOFs).
• Polymer Modification: Acts as a functional monomer or cross-linking agent for creating specialty polymers with tailored thermal or mechanical properties.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme mechanisms or cellular pathways.
• Fine Chemical Synthesis: A versatile intermediate for the multi-step synthesis of complex fragrance, flavor, or dye molecules.

Basic Information

Product Name	Thionitrous Acid (Hnos), S-[1-(Hydroxymethyl)Cyclohexyl] Ester (9Ci)
CAS No.	306776-33-0
Molecular Formula	C7H13NO2S
Molecular Weight	175.25 g/mol
Synonyms	S-[1-(Hydroxymethyl)cyclohexyl] thionitrite; 1-(Hydroxymethyl)cyclohexyl thionitrite; Cyclohexanemethanol, 1-thionitrosooxy-; Thionitrous acid S-ester with 1-(hydroxymethyl)cyclohexanol; 306776-33-0; HNOS ester derivative; (Hydroxymethyl)cyclohexyl thionitrite
EINECS	Contact for details

Quality Control

Our Thionitrous Acid (Hnos), S-[1-(Hydroxymethyl)Cyclohexyl] Ester (9Ci) is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatographic purity assessment and structural confirmation, to ensure it meets the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical 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). Keep away from strong acids and incompatible organic solvents. Due to its light-sensitive nature, handling and packaging should minimize exposure to light.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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