C12H21NO8S
339.36 g/mol
APIWarning
Topiramate
CAS97240-79-4
Category
API
Compound Class
Other
Primary Use
Pharmaceutical Raw Material
Topiramate is an active pharmaceutical ingredient used in anticonvulsant medications. It is a sulfamate-substituted monosaccharide with a complex polycyclic ether structure that is manufactured for pharmaceutical production.
Anticonvulsant pharmaceutical raw material
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.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 97240-79-4
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Referencesame scaffold
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child
H351Suspected of causing cancer
H360May damage fertility or the unborn child
H371May cause damage to organs
H372Causes damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Topiramate (CAS 97240-79-4) is 2932.99.
HS code (international, 6-digit)
2932.99
EU CN code (8-digit)
2932 99 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
[(1R,2S,6S,9R)-4,4,11,11-tetramethyl-3,5,7,10,12-pentaoxatricyclo[7.3.0.02,6]dodecan-6-yl]methyl sulfamate
InChIKey
KJADKKWYZYXHBB-XBWDGYHZSA-N
SMILES
CC1(O[C@@H]2CO[C@@]3([C@H]([C@@H]2O1)OC(O3)(C)C)COS(=O)(=O)N)C
Synonyms (49)
- TOR
- TPM
- Topiramate (JAN/USP/INN)
- Topiramate, United States Pharmacopeia (USP)
- Topiramato [INN-Spanish]
- Topiramatum [INN-Latin]
- 3hku
- 3lxe
- Epitoma
- Epitomax
- Eprontia (liquid formulation)
- McN 4853
- McN 4853;RWJ 17021
- QSYMIA COMPONENT TOPIRAMATE
- Qudexy
- Qudexy XR
- Sincronil
- Sulfamate 7
- TOPIRAMATE [MART.]
- Tipiramate
- Tipiramate [French]
- Tipiramato
- Tipiramato [Spanish]
- Topamac
- Topamax
- Topamax (TN)
- Topamax Sprinkle
- Topax
- Topimax
- Topina
- Topiragen
- Topiramate (Standard)
- Topiramate (TPM)
- Topiramate CRS
- Topiramato
- Topiramatum
- Topomax
- Trokendi XR
- Trokendi xr (TN)
- topiramate
- topiramate spinkle
- topiramate tablet
- topiramatum [Latin]