Safety Reference
Danger
H300Fatal if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled
H373
Sourcing Previtamin D3?
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2-(Hydroxymethyl)-4-(1-hydroxy-2-{[2-(²H₃)methyl(²H₆)propan-2-yl]amino}ethyl)phenol
pharmaceutical intermediate
Sourcing Previtamin D3?
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Previtamin D3 is an intermediate compound formed during the chemical synthesis of cholecalciferol, also known as vitamin D3. It serves as a key precursor in the industrial production of this essential vitamin.
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 Previtamin D3 (CAS 1173-13-3) is 2906.19.
2906.19
2906 19 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(1S)-3-[(Z)-2-[(1R,3aR,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-1,2,3,3a,6,7-hexahydroinden-4-yl]ethenyl]-4-methylcyclohex-3-en-1-ol
YUGCAAVRZWBXEQ-WHTXLNIXSA-N
CC1=C(C[C@H](CC1)O)/C=C\C2=CCC[C@]3([C@H]2CC[C@@H]3[C@H](C)CCCC(C)C)C