Prosultiamine Vitamin B1 Derivative
Prosultiamine is a prodrug ester of thiamine with high lipid solubility for neurological applications. Falls under HTS 2936.22.00.00 as a derivative primarily used as vitamin B1 in therapeutics. Japanese pharmacopeia standard for B1 deficiency.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in medicated creams for neuropathic pain
Topical medicaments containing prosultiamine classify under Chapter 30.
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Import Tips & Compliance
• NADA filing required if veterinary neurological use intended
• Provide hydrolysis rate data showing thiamine release profile
• Separate from cosmeceutical shipments to avoid Chapter 33 scrutiny
Related Products under HTS 2936.22.00.00
Thiamine Hydrochloride USP
Thiamine hydrochloride is the most common salt form of vitamin B1, a water-soluble derivative used primarily as a vitamin supplement. It falls under HTS 2936.22.00.00 as a chemically defined derivative of thiamine employed in pharmaceutical and nutritional applications. This synthetic form ensures stability for tablets, injections, and fortified foods.
Thiamine Mononitrate Powder
Thiamine mononitrate is a stable, non-hygroscopic derivative of vitamin B1 widely used in food fortification and multivitamin supplements. Classified under HTS 2936.22.00.00 as a synthetic vitamin B1 derivative for nutritional purposes. Its superior stability makes it ideal for flour enrichment and dry premixes.
Thiamine Pyrophosphate (TPP) Cofactor
Thiamine pyrophosphate is the biologically active coenzyme form of vitamin B1, essential for carbohydrate metabolism. It qualifies under HTS 2936.22.00.00 as a thiamine derivative used primarily as a vitamin in biochemical research and therapeutics. Primarily supplied as lyophilized powder for IV formulations.
Benfotiamine Pharmaceutical Grade
Benfotiamine is a lipid-soluble thiamine derivative with enhanced bioavailability, used in neuropathy treatments. Falls under HTS 2936.22.00.00 as a synthetic vitamin B1 derivative for pharmaceutical applications. Its S-benzoyl structure improves absorption over standard thiamine forms.
Thiamine Tetrahydrofurfuryl Disulfide (TTFD)
TTFD is an allithiamine-type derivative of vitamin B1 with superior transdermal absorption properties. Classified under HTS 2936.22.00.00 as it functions primarily as a vitamin derivative in nutritional supplements. Popular in Japan for energy and cognitive support formulations.
Fursultiamine Hydrochloride
Fursultiamine hydrochloride is a disulfide derivative of thiamine with prolonged action, used in B1 deficiency treatments. It meets HTS 2936.22.00.00 criteria as a derivative used primarily as a vitamin in injectable and oral pharmaceuticals. Converts to active thiamine in vivo.