CAS Registry Number

CAS 89-98-5 — 2-Chlorobenzaldehyde

2-Chlorobenzaldehyde is an aromatic aldehyde featuring a chlorine substituent on the benzene ring, commonly used as an intermediate in pharmaceuticals, agrochemicals, and fragrance synthesis. It serves as a key building block for dyes, pesticides, and fine chemicals due to its reactive aldehyde and chlorinated aromatic structure. This chemical has a CAS number of 89-98-5, with the molecular formula ClC6H4CHO and a molecular weight of 140.57. It is stored at ambient conditions and carries a **Danger** signal word under GHS classification. Molekula supplies 2-Chlorobenzaldehyde from research to bulk quantities with full documentation and ISO 9001:2015 traceability.