Nomenclature
CAS number: 142-59-6
1,2-Ethanediylbiscarbamodithioic acid disodium salt; ethylenebis[dithiocarbamic acid] disodium salt; disodium ethylenebis[dithiocarbamate]; Dithane D-14 (Rohm & Haas); Parzate.
C
4H
6N
2Na
2S
4; mol wt 256.34.
C 18.74%, H 2.36%, N 10.93%, Na 17.94%, S 50.04%.
Description and references
Prepd by treating ethylenediamine with CS2 in the presence of NaOH: Hester, US 2317765 (1943 to Rohm & Haas); Flenner, US 2504404 (1950 to du Pont). Fluorimetric determn in water
and cereals: T. Pérez-Ruiz et al., Talanta 43, 193 (1996). Degradation study:
E. Milanova et al., Pulp Paper
Can. 100, 67 (1999). Toxicology study: R.
B. Smith, Jr. et al., Fed. Proc. 11, 391 (1952).
Properties
LD50 orally in rats: 395 ±12 mg/kg (Smith).Derivative
Hexahydrate.
Properties
Crystals from alc. Moderately sol in water.
Forms a continuous film on plant surfaces, which is said to become
insol in water.Caution
Direct contact may cause skin irritation.
See Clinical Toxicology of Commercial
Products, R. E. Gosselin et al., Eds. (Williams
& Wilkins, Baltimore, 5th ed., 1984) Section II, p 312.Use
Agricultural fungicide; biocide in pulp and paper
industry.