Safety Reference
Danger
H226Flammable liquid and vapour
H300Fatal if swallowed
H301
Sourcing (2S)-but-3-yn-2-ol?
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(S)-(+)-Glycidyl-4-nitrobenzenesulfonate
pharmaceutical intermediate
Sourcing (2S)-but-3-yn-2-ol?
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(2S)-but-3-yn-2-ol is a chiral alcohol compound with a terminal alkyne and a stereocenter. It is primarily used as a chiral building block for the synthesis of optically active pharmaceuticals and fine chemicals.
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.
The international HS code for (2S)-but-3-yn-2-ol (CAS 2914-69-4) is 2905.29.
2905.29
2905 29 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(2S)-but-3-yn-2-ol
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