2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
Articles1
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Facile one-pot synthesis of N-difluoromethyl-2-pyridone derivatives.
Org. Lett. 8(17) , 3805-8, (2006)
[reaction: see text] A novel one-pot synthesis of N-difluoromethyl-2-pyridones is described. N-(Pyridin-2-yl)acetamide derivatives were excellent precursors for the preparation of N-difluoromethyl-2-p...
Synonyms
5-Bromo-2-pyridone
3-Bromo-6-hydroxypyridine
5-bromopyridin-2-ol
5-bromo-1H-pyrid-2-one
5-Bromo-2(1H)-pyridinone
2(1H)-Pyridinone, 5-bromo-
5-bromo-1H-pyridine-2-one
MFCD00234042
5-bromopyridin-2-one
5-Bromo-2-pyridinol
5-Bromo-2-hydroxypyridine
5-Bromopyridin-2(1H)-one
5-Bromo-2-hydroxypyrdine
2. Packaging of materials
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.
Henan Fengda Chemical Co., Ltd. a research customization and supplier specializing in PPb grade ultra-high purity electronic chemicals, deeply rooted in the semiconductor and new display fields, committed to providing the most core and purest chemical components for photoresist and high-end display materials.
We provide key monomers for KrF/ArF photoresist, photoacid generators (PAGs), photoacids, and etching solution raw materials, providing cornerstone materials for advanced process photoresist formulations;
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