1-Fluoro-2,4-dinitrobenzene
1-Fluoro-2,4-dinitrobenzene (Sanger's reagent) is a fluorinated dinitroaromatic used in peptide sequencing, classified under HTS 2904.20.40.00 for aromatic nitro derivatives. The nitro groups define its principal characteristic despite halogen substitution.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If halogen defines principal function over nitro
Halogenated derivatives with secondary nitro groups have separate provisions.
If used primarily as pharmaceutical intermediate
Certain halogenated/aromatic intermediates shift to heterocyclic provisions.
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Import Tips & Compliance
• Include lab-grade purity certificate and intended research use documentation
• Ensure REACH/SVHC compliance if transshipping through Europe
• Declare as Acute Toxic Category 3 for proper hazardous fee assessment
Related Products under HTS 2904.20.40.00
p-Nitrochlorobenzene
p-Nitrochlorobenzene is an aromatic compound with a nitro group and chlorine substituent on a benzene ring, classified under HTS 2904.20.40.00 as a nitrated derivative of hydrocarbons containing only nitro groups. It serves as a key intermediate in dye and pesticide synthesis.
2,4-Dinitrotoluene
2,4-Dinitrotoluene is a dinitrated aromatic hydrocarbon used primarily in explosives and dye manufacturing, falling under HTS 2904.20.40.00 for aromatic derivatives containing only nitro groups. Its dual nitro substitution on the toluene ring defines its chapter 29 classification.
Nitrobenzene
Nitrobenzene, the simplest aromatic nitro compound, is produced by nitration of benzene and used in aniline production, classified under HTS 2904.20.40.00 as an aromatic derivative containing only nitro groups. It meets chapter 29 criteria as a separate chemically defined organic compound.
4-Nitrotoluene
4-Nitrotoluene is a mononitrated methylbenzene used in dye and agrochemical synthesis, falling under HTS 2904.20.40.00 as an aromatic hydrocarbon derivative containing only nitro groups. Its positionally pure isomer form qualifies as chemically defined.
2-Nitrotoluene
2-Nitrotoluene, the ortho isomer of nitrotoluene, serves as an intermediate for dyes and explosives, classified under HTS 2904.20.40.00 for aromatic nitro-only derivatives. It meets Chapter 29 purity standards as a separate organic compound.
p-Nitrobromobenzene
p-Nitrobromobenzene contains both nitro and bromine on aromatic ring, classified under HTS 2904.20.40.00 as nitro-dominant aromatic derivative per U.S. note 3. Used in Sandmeyer reactions and pharmaceutical synthesis.