Propylene Glycol → Methylparaben

反応式

[OH:1][C:2]1[CH:13]=[CH:12][C:5]([C:6]([O:8][CH2:9]CC)=[O:7])=[CH:4][CH:3]=1.C(O)C(O)C.OCC([C@H]([C@@H]([C@@H](CO)O)O)O)=O.C(O)(C)C>O>[CH3:9][O:8][C:6]([C:5]1[CH:4]=[CH:3][C:2]([OH:1])=[CH:13][CH:12]=1)=[O:7]

参加物

実験手順

A method for the preparation of an insecticidal gel composition comprising, admixing at 25° C. to 95° C. on a weight basis 14% to 22% of the gellant α-hydro-Ω-hydroxy-poly(oxyethylene)poly(oxypropylene)poly(oxyethylene) block copolymer having an average molecular weight 12,500, mp 56° C., Brookfield viscosity of 3100 at 77° C., surface tension of a 0.1% aqueous solution: 40.6 dynes/cm; 0.15% to 0.5% propyl p-hydroxybenzoate; 0% to 30% propylene glycol; 0.5% to 6% of a C17 -C19 unsaturated fatty acid; a C7 -C17 saturated fatty acid or a mixture of the fatty acids; 1% to 5% of formula (I) insecticide ##STR4## 10% to 40% high fructose (55%) corn syrup; 0% to 10% isopropyl alcohol; 0.2% to 0.5% methyl p-hydroxybenzoate and 25% to 60% of water to obtain a composition having water to gellant ratios of 2.3/1 to 3.0/1 and a viscosity of 1.4×106 centipoise to 2.1×106 centipoise in a temperature range of 25° C. to 45° C.