Chlorothalonil
General name: Chlorothalonil(CTN), TCIPN, Daconil
Alias: Tetrachloroisophthalonitrile
CAS Number: 1897-45-6
Molecular formula: C8Cl4N2
Molecular weight: 265.91
Melting Point: 250-251 C
Vapor Pressure: 1.3 mPa @ 40 C
Quality standard: (Q/SNY069).
Specifications: 50%/SC, 50%WP, 75%WP
Appearance: A grayish to colorless crystalline solid that is odorless to
slightly pungent
Usage：othalonil is a broad-spectrum organochlorine fungicide used to
control fungi that threaten vegetables, trees, small fruits, turf,
ornamentals, and other agricultural crops. It also controls fruit
rots in cranberry bogs.
Packing and transport information
Packing: In 25kg WPP bag with inner PE bag
1FCL 20#=16-17mt without pallet
1FCL 20#=12mt or 14.4mt with pallet
in 500kg big bag with inner PE bag
1FCL 20#=12mt with pallet
Transport: Class 6.1
UN No. 2588Packing group: III
Product Description
Technical purity: 97% Min. TC
Formulation: 75% WP, 720G/L SC, 500G/L SC
Chemical name: Tetrachloroisophthalonitrile
Molar mass: 265.9
Melting point: Appr. 250 C
Common name: Chlorothalonil
Empirical formula: C8Cl4N2
Odour: Odorless
Properties:
Pure chlorothalonil forms colourless, odourless crystals; M. P.
250-251 C; B. P. 350 C; V. P. 1.3Pa(40 C). Solubility(25 C),
0.6mg/kg water; 20g/kg acetone, butanone, dimethyl 0sulfoxide;
30g/kg0 cyclohexanone, dimethyl- formamide; < 10g/kg kerosene;
80g/kg xylene. TECH grade (c. 98% pure)has a slightly 0pungent0
odour. Stable 0thermally under0 normal storage 0conditions; To u.
V. Light; To alkaline0 and 0acid 0aqueous solutions.
Toxicity:
Low-toxic fungicide. Acute oral LD50 0for albino0 rats10000mg/kg.
Acute percutaneous LD50 for albino rabbits10000mg/kg.
Durability
Thermally stable at ambient temperatures. Stable to U. V. Light in
aqueous media and in crystalline state. Stable in acidic and
moderately alkaline aqueous solutions; Slow hydrolysis at PH∧ 9.
