Crufomate

Also known as: 4-tert-Butyl-2-chlorophenyl methyl methylphosphoramidate, Amidofos, Amidophos, Ruelene, Montrel, Dowco 132, ENT 25602-X, Crufomat, Rulene, Ruelene drench, (RS)-(4-tert-butyl-2-chlorophenyl methyl methylphosphoramidate), 2-Chloro-4-(1,1-dimethylethyl)phenyl methyl methylphosphoramidate, Phosphoramidic acid, N-methyl-, 2-chloro-4-(1,1-dimethylethyl)phenyl methyl ester

Crufomate (CAS 299-86-5) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C12H19ClNO3P and a molecular weight of 291.711 g/mol. Key properties include a melting point of 60ºC, a boiling point of 333.2±52.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 155.3±30.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

299-86-5

Jingsj CID

J-1517244-4

Molecular Formula

C₁₂H₁₉ClNO₃P

Molecular Weight

291.711 g/mol

Category

Esters

Last updated

8/21/2026