Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
Sourcing Montelukast?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
(R,S)-Montelukast Bis-sulfide
pharmaceutical intermediate
Sourcing Montelukast?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Montelukast is a pharmaceutical raw material known as a leukotriene antagonist. It is an aliphatic sulfide, a monocarboxylic acid, and a member of quinolines, with roles in research and pharmaceutical manufacturing.
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 Montelukast (CAS 158966-92-8) is 2933.49.
2933.49
2933 49 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2-[1-[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfanylmethyl]cyclopropyl]acetic acid
UCHDWCPVSPXUMX-TZIWLTJVSA-N
CC(C)(C1=CC=CC=C1CC[C@H](C2=CC=CC(=C2)/C=C/C3=NC4=C(C=CC(=C4)Cl)C=C3)SCC5(CC5)CC(=O)O)O