1, 2, 4-Tributy-Phosphorotrithioate

Molecular formula:(C4H9S)3PO
CAS:78-48-8
Chemical Name:S,S,S-tri-n-butyl trithiophosphate
English Name:S,S,S-tributyl phosphorotrithioate
Other names:Thidiazuron,def

Molecular Structure:
Physical and chemical properties:Light yellow transparent liquid. It has mercaptan smell,Boiling point 150(400pa).Freezing point: -25 below.
Relative density: 1.057.Refractive index1.532,Flashing point:>200(close).Water solubility:(20)2.3mg/l.It is acetone, alcohol, benzene and so on soluble and it is stable to heat and dissolve in alkali.
Quality index: Index Name Index
Super class products First class products Second class products
Appearance Light yellow transparent liquid Light yellow transparent liquid Light yellow transparent liquid
Content(GC) 98.0 97.0 96.0
C1 0.1 0.1 0.1
Na 0.1 0.1 0.1
Moisture 0.1 0.1 0.1

Toxicity: Rat acute oral LD50325mg/kg,Acute percutaneous LD50850mg/kg.It has irritation of the skin. The operating environment content is<0.5mg/m3.
Use: It is reacted with butyl mercaptan and phosphorus oxychloride withbroad spectrum activity and it can be used for the synergism.
It can be mainly used as the defoliant agent for cotton, rubber tree, apple tree and so on
Package: Packed with 25kgplastic buckets.


Packed with 25kgplastic buckets.