Diphenylthiourea Technical Grade
Technical grade diphenylthiourea with stabilizer for rubber accelerator applications, maintained as chemically defined compound under chapter 29 note (f). Explicitly named in HTS 2930.90.26.00, distinguishing from mixtures. Purity typically 95-98% for industrial use.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If accelerator preparation with rubber additives
Rubber accelerators as preparations classify in chapter 38
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Import Tips & Compliance
• Stabilizer must be declared but <1% to preserve chapter 29 status; provide stabilizer SDS
• Industrial users require consistent batch purity certification
Related Products under HTS 2930.90.26.00
3-(4'-Aminobenzamido)phenyl-β-hydroxy-ethylsulfone
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2-[(4-Aminophenyl)sulfonyl]ethanol, hydrogen sulfate ester
A chemically defined aromatic organo-sulfur compound serving as a dye intermediate, featuring a sulfonyl group linked to both phenyl and ethanol moieties. Classified under HTS 2930.90.26.00 as explicitly named, fitting chapter 29 for separate organic compounds with sulfur directly bound to carbon. Used in textile dyeing processes requiring high purity.
Diphenylthiourea
Diphenylthiourea is an aromatic thiourea derivative (C6H5-NH-CS-NH-C6H5) used as a vulcanization accelerator in rubber production and reagent in organic synthesis. It qualifies under HTS 2930.90.26.00 as a named organo-sulfur compound with thiocarbonyl group directly linked to carbon in aromatic structure. Meets chapter 29 criteria for chemically defined organic compounds.
N,N'-(Dithiodi-2,1-phenylene)bisbenzamide
This disulfide-linked bisbenzamide compound features two aromatic rings connected via S-S bond with amide functionalities, used in pharmaceutical intermediates and polymer chemistry. Explicitly named in HTS 2930.90.26.00 as aromatic organo-sulfur compound per chapter 29 definitions. The dithio structure provides characteristic sulfur-carbon linkages.
Pentachlorothiophenol
Pentachlorothiophenol (C6Cl5-SH) is a highly chlorinated aromatic thiol used as a synthetic intermediate for fungicides, lubricants, and rubber chemicals. Classified under HTS 2930.90.26.00 as named organo-sulfur compound with thiol group directly bound to aromatic carbon. Exclusively fits chapter 29 for pure chemical compounds.
4,4'-Thiodiphenol cyanate
Also known as 4,4'-thiodiphenol cyanate, this compound features a thioether linkage between two phenolic rings with cyanate groups, used in polymer synthesis and flame retardants. Named specifically in HTS 2930.90.26.00 as aromatic organo-sulfur compound per chapter 29 organo-sulfur definitions. The S-C aromatic bonds define its classification.