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pharmaceutical intermediate
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This compound is a pharmaceutical intermediate used in the synthesis of NK1 receptor antagonists such as aprepitant. It features a complex stereochemically defined structure with aromatic rings, ether linkages, and halogen substituents, making it a key building block in manufacturing processes.
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 (2R)-4-benzyl-2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]morpholin-3-one (CAS 287930-75-0) 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.
(2R)-4-benzyl-2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]morpholin-3-one
KVPJNHLVRGUYGQ-BFUOFWGJSA-N
C[C@H](C1=CC(=CC(=C1)C(F)(F)F)C(F)(F)F)O[C@@H]2C(=O)N(CCO2)CC3=CC=CC=C3