| Agent Name | Agent Number | CAS Number | Last Updated | |
|---|---|---|---|---|
| BUTYL RUBBER | 2556 | 9010-85-9 | 04/17/2025 | Summary |
| BUTYL STEARATE | 1874 | 123-95-5 | 03/06/2025 | Summary |
| BUTYL ZIRAM | 2518 | 136-23-2 | 04/17/2025 | Summary |
| BUTYL-p-AMINOBENZOATE, N- | 3443 | 94-25-7 | 09/13/2024 | Summary |
| BUTYLAMINES | 2545 | NONE | 02/12/2025 | Summary |
| BUTYLATED HYDROXYANISOLE | 3566 | 25013-16-5 | 01/23/2025 | Summary |
| BUTYLATED HYDROXYTOLUENE | 2079 | 128-37-0 | 04/30/2025 | Summary |
| BUTYLBENZOIC ACID, p-tert- | 2568 | 98-73-7 | 05/16/2025 | Summary |
| BUTYLBENZYL PHTHALATE | 2739 | 85-68-7 | 04/24/2025 | Summary |
| BUTYLCAINE | 3443 | 94-25-7 | 09/13/2024 | Summary |
| BUTYLENE GLYCOLS | 3085 | NONE | 11/13/2024 | Summary |
| BUTYLENE OXIDE | 2359 | 26249-20-7 | 05/15/2025 | Summary |
| BUTYLGLYCOL ACETATE | 1699 | 112-07-2 | 02/28/2025 | Summary |
| BUTYLHYDROQUINONE, tert- | 3570 | 1948-33-0 | 06/11/2025 | Summary |
| BUTYLLITHIUM | 3122 | 109-72-8 | 02/19/2025 | Summary |