8487. Siduron

Nomenclature

CAS number: 1982-49-6
N-(2-Methylcyclohexyl)-N′-phenylurea; Tupersan (DuPont).
C14H20N2O; mol wt 232.32.
C 72.38%, H 8.68%, N 12.06%, O 6.89%.

Description and references

Prepn: Luckenbaugh, BE 631289 (1963 to du Pont), C.A. 60, 15775h (1964), corresp to GB 1028818. Prepn of trans-form: Hayman et al., J. Pharm. Pharmacol. 16, 538 (1964).

Chemical structure

Properties

Solid, mp 133-138°. Sol in water (18 ppm); sol to the extent of 10% or more in ethanol, dimethylacetamide, dimethylformamide, methylene chloride.

Derivative

trans-Form.

Properties

Crystals, mp 157-159°.

Use

Herbicide.