This compound is a stereochemically defined thienothiopyran derivative featuring a sulfone group and an alcohol functional group. It contains two fused rings, one of which is aromatic, and exhibits moderate polarity with a single hydrogen bond donor.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Benzylfentanyl
research compound
Allyl isocyanate
research chemical
Methyl 6-hydroxy-5-(trifluoromethyl)pyridine-3-carboxylate
research compound
5-Chloro-2-fluoropyridine
Research chemical
(4S,6S)-5,6-dihydro-6-methyl-4H-thieno(2,3-b)thiopyran-4-ol 7,7-dioxide
Pharmaceutical intermediate
N-[(4S,6S)-6-Methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-yl]acetamide
pharmaceutical intermediate
5,6-Dihydro-4-hydroxy-6-methyl-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide
pharmaceutical intermediate
(+/-)-(cis)-dorzolamide hydrochloride
pharmaceutical raw material
The international HS code for (4R,6S)-6-Methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol (CAS 147128-77-6) is 2934.99.
2934.99
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(4R,6S)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol
NFUQUGUUAUVBMO-CAHLUQPWSA-N
C[C@H]1C[C@H](C2=C(S1(=O)=O)SC=C2)O
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