LN-725133
DIFETHIALONE , 98% , 104653-34-1
CAS NO.：104653-34-1
Empirical Formula: C31H23BrO2S
Molecular Weight: 539.48
MDL number: MFCD01663605
Update time: 2023-04-23
PRODUCT Properties
| Melting point: | 203-227° |
| Boiling point: | 658.3±55.0 °C(Predicted) |
| Density | 1.3614 g/cm3(Temp: 25 °C) |
| solubility | Chloroform: slightly soluble; Methanol: slightly soluble |
| form | A solid |
| pka | 4.50±1.00(Predicted) |
| EPA Substance Registry System | Difethialone (104653-34-1) |
Description and Uses
Difethialone[104653-34-1], 3-[(1RS,3RS; 1RS,3SR)-3- (4 -bromobiphenyl-4-yl)-1,2,3,4-tetrahydro-1-naphthyl]- 4-hydroxy-1-benzothiin-2-one, C31H23BrO2S, MW 539.5, mp 233–236 ?C, is a slightly yellowish powder which is practically insoluble in water, moderately soluble in ethanol, methanol, hexane, acetone, readily soluble in chloroform, dimethylformamide [9, p. 393].
Difethialone is an anticoagulant rodenticide widely used to control rodent infestations.
Safety
| Symbol(GHS) |    GHS08,GHS06,GHS09 |
| Signal word | Danger |
| Hazard statements | H300-H310-H330-H360D-H372-H410 |
| Precautionary statements | P264-P270-P301+P310-P321-P330-P405-P501-P262-P264-P270-P280-P302+P350-P310-P322-P361-P363-P405-P501-P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501-P260-P264-P270-P314-P501-P273-P391-P501 |
| RIDADR | UN2588 (Pesticide, solid, poi- sonous, n.o.s.); UN2902 (Pesticide, liquid, poisonous, n.o.s.) |
| HS Code | 29349990 |
| Hazardous Substances Data | 104653-34-1(Hazardous Substances Data) |
| Toxicity | LD50 orally in male, female rats, mice (mg/kg): 0.62, 0.42, 0.52, 0.43 (non-resistant); 0.27, 0.39, 0.46, 0.52 (warfarin resistant); LD50 in hare: 0.75 mg/kg; LC50 in mallard duck, bobwhite quail (ppm): 1.94, 0.56; LD50 at 48 hrs in daphnia magna, bluegill sunfish, rainbow trout (mg/l): 4.4, 110, 67 (Lechevin) |
