Safety Reference
Danger
H350May cause cancer
H360May damage fertility or the unborn child
Sourcing Estrone-2,4,16,16-d4?
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NONANOIC-D17 ACID
research compound
Sourcing Estrone-2,4,16,16-d4?
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Estrone-2,4,16,16-d4 is a stable isotope labeled research reagent, specifically a deuterated form of estrone where four hydrogen atoms are replaced with deuterium. It is primarily used as an internal standard in analytical chemistry for the quantification of estrone via mass spectrometry.
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 Estrone-2,4,16,16-d4 (CAS 53866-34-5) is 2845.90.
2845.90
2845 90 10
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(8R,9S,13S,14S)-2,4,16,16-tetradeuterio-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-one
DNXHEGUUPJUMQT-QSPUTOQOSA-N
[2H]C1=CC2=C(CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC(C4=O)([2H])[2H])C)C(=C1O)[2H]