Safety Reference
Danger
H302Harmful if swallowed
H315Causes skin irritation
H318
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.
CAS 99-66-1
2-propylhexanoic acid
Chemical intermediate for synthesis
Valproic acid is an active pharmaceutical ingredient used as an anticonvulsant in the manufacturing of medications. It has been associated with potential developmental toxicity based on expert evaluation.
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 VALPROIC ACID (CAS 99-66-1) is 2915.90.
2915.90
2915 90 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-propylpentanoic acid
NIJJYAXOARWZEE-UHFFFAOYSA-N
CCCC(CCC)C(=O)O