Stabilized Thionyl Chloride for Pharmaceutical Use
This stabilized form of thionyl chloride contains additives to prevent decomposition, ideal for converting alcohols and acids to chlorides in drug manufacturing. It is a chemically defined halide oxide under HTS 2812.17.00.00, meeting Chapter 28 Note 1 criteria for nonmetal compounds. Purity exceeds 99.5% with minimal impurities.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing heterocyclic stabilizers
Organic heterocyclic compounds or derivatives exclude it from Chapter 28 per note exclusions.
If imported as lab reagent composite
Diagnostic or lab reagents not purely chemically defined fall under 3822.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include GMP certificates and stabilizer composition to affirm Chapter 28 classification
• Use stainless steel or glass-lined containers to prevent reactions en route
• Avoid declaring as 'pharma intermediate' to prevent shift to Chapter 29 or 30
Related Products under HTS 2812.17.00.00
Thionyl Chloride with Pyridine Stabilizer
Thionyl chloride stabilized with 0.1% pyridine inhibits decomposition for safer storage and transport in pharma synthesis. Still classified under HTS 2812.17.00.00 as the principal compound is chemically defined thionyl chloride per Chapter notes. The stabilizer is below threshold for reclassification.
Redistilled Thionyl Chloride 99.8%
Redistilled thionyl chloride achieves 99.8% purity through multiple vacuum distillations for sensitive fine chemical synthesis. Explicitly thionyl chloride under HTS 2812.17.00.00, a nonmetal chloride oxide not covered by Chapter 29 organics. Boiling point 74-76°C.
Thionyl Chloride (SOCl2) 99% Purity
Thionyl chloride is a colorless to pale yellow liquid chemical compound with the formula SOCl2, used primarily as a chlorinating and dehydrating agent in organic synthesis. It falls under HTS 2812.17.00.00 as a chloride oxide of nonmetals, specifically thionyl chloride, distinct from metal salts or organic compounds. This high-purity grade is suitable for pharmaceutical intermediate production.
Industrial Grade Thionyl Chloride
Industrial thionyl chloride (SOCl2) is a reactive chloride oxide used in large-scale production of acid chlorides from carboxylic acids. Classified under HTS 2812.17.00.00 as a halide oxide of nonmetals per Chapter 28 notes, excluding organo-inorganic compounds. It produces sulfur dioxide and HCl gases upon reaction, requiring specialized handling.
Thionyl Chloride Anhydrous 99.9% ACS Reagent
ACS reagent-grade thionyl chloride is ultra-pure anhydrous SOCl2 for analytical and research applications, free of water to avoid hydrolysis. It qualifies under HTS 2812.17.00.00 as a pure chloride oxide of nonmetals, per subchapter II definitions. Commonly used in converting carboxylic acids to acid chlorides.
Bulk Thionyl Chloride for Agrochemical Production
Bulk thionyl chloride is supplied in tankers or IBCs for manufacturing pesticides and herbicides via chlorination reactions. Classified precisely as thionyl chloride under HTS 2812.17.00.00, a halide oxide of sulfur and oxygen (nonmetals). It reacts vigorously with water, necessitating dry storage.