Product Name

  • Name

    Diclobutrazol

  • EINECS
  • CAS No. 75736-33-3
  • Density 1.28 g/cm3
  • Solubility
  • Melting Point 140 - 143oC
  • Formula C15H19Cl2N3O
  • Boiling Point 484.3 °C at 760 mmHg
  • Molecular Weight 328.24
  • Flash Point 246.7 °C
  • Transport Information UN 3077
  • Appearance
  • Safety 26-61
  • Risk Codes 36-51/53
  • Molecular Structure Molecular Structure of 75736-33-3 (Diclobutrazol)
  • Hazard Symbols IrritantXiDangerousN
  • Synonyms 1H-1,2,4-Triazole-1-ethanol,b-[(2,4-dichlorophenyl)methyl]-a-(1,1-dimethylethyl)-, (R*,R*)-(?à)-;1H-1,2,4-Triazole-1-ethanol, b-[(2,4-dichlorophenyl)methyl]-a-(1,1-dimethylethyl)-, (R*,R*)-;Dichlobutrazol;Diclobutrazol;Dicyclobutrazole;PP 296;Vigil;Vigilex;
  • PSA 50.94000
  • LogP 3.77570

Diclobutrazol Specification

The CAS register number of Diclobutrazol is 75736-33-3. It also can be called as (R*,R*)-(+-)-beta-[(2,4-Dichlorophenyl)methyl]-alpha-(1,1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol and the IUPAC name about this chemical is 1-(2,4-dichlorophenyl)-4,4-dimethyl-2-(1,2,4-triazol-1-yl)pentan-3-ol. It belongs to the following product categories, such as Alpha sort, ConazolesPesticides&Metabolites, D, DAlphabetic, DIA - DIC, Fungicides, Pesticides and so on.

Physical properties about Diclobutrazol are: (1)ACD/LogP: 3.60; (2)ACD/LogD (pH 5.5): 3.6; (3)ACD/LogD (pH 7.4): 3.6; (4)ACD/BCF (pH 5.5): 321.03; (5)ACD/BCF (pH 7.4): 321.61; (6)ACD/KOC (pH 5.5): 2165.55; (7)ACD/KOC (pH 7.4): 2169.44; (8)#H bond acceptors: 4; (9)#H bond donors: 1; (10)#Freely Rotating Bonds: 6; (11)Polar Surface Area: 39.94Å2; (12)Index of Refraction: 1.592; (13)Molar Refractivity: 86.67 cm3; (14)Molar Volume: 255.9 cm3; (15)Polarizability: 34.35x10-24cm3; (16)Surface Tension: 42.4 dyne/cm; (17)Enthalpy of Vaporization: 78.95 kJ/mol; (18)Boiling Point: 484.3 °C at 760 mmHg; (19)Vapour Pressure: 3.44E-10 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes and it is toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. When you are using it, please avoid release to the environment. Refer to special instructions / safety data sheets. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: Clc1ccc(c(Cl)c1)CC(n2ncnc2)C(O)C(C)(C)C
(2)InChI: InChI=1/C15H19Cl2N3O/c1-15(2,3)14(21)13(20-9-18-8-19-20)6-10-4-5-11(16)7-12(10)17/h4-5,7-9,13-14,21H,6H2,1-3H3
(3)InChIKey: URDNHJIVMYZFRT-UHFFFAOYAX
(4)Std. InChI: InChI=1S/C15H19Cl2N3O/c1-15(2,3)14(21)13(20-9-18-8-19-20)6-10-4-5-11(16)7-12(10)17/h4-5,7-9,13-14,21H,6H2,1-3H3
(5)Std. InChIKey: URDNHJIVMYZFRT-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral > 9461mg/kg (9461mg/kg)   Pesticide Manual. Vol. 9, Pg. 261, 1991.
duck LD50 oral > 9461mg/kg (9461mg/kg)   Pesticide Manual. Vol. 9, Pg. 261, 1991.
duck LD50 unreported > 9gm/kg (9000mg/kg)   Defense des Vegetaux. Vol. 35, Pg. 9, 1981.
guinea pig LD50 oral 4gm/kg (4000mg/kg)   Pesticide Manual. Vol. 9, Pg. 261, 1991.
mouse LD50 oral 2gm/kg (2000mg/kg)   Defense des Vegetaux. Vol. 35, Pg. 9, 1981.
rabbit LD50 oral 4gm/kg (4000mg/kg)   Pesticide Manual. Vol. 9, Pg. 261, 1991.
rabbit LD50 skin > 1gm/kg (1000mg/kg)   Pesticide Manual. Vol. 9, Pg. 261, 1991.
rabbit LD50 subcutaneous > 1gm/kg (1000mg/kg)   Defense des Vegetaux. Vol. 35, Pg. 9, 1981.
rat LD50 intraperitoneal 500mg/kg (500mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A498, Pg. 1985,
rat LD50 oral 4gm/kg (4000mg/kg)   Proceedings-British Crop Protection Conference-Pests and Diseases. Vol. -, Pg. 477, 1979.
rat LD50 skin > 1gm/kg (1000mg/kg)   Pesticide Manual. Vol. 9, Pg. 261, 1991.
rat LD50 subcutaneous > 1gm/kg (1000mg/kg)   Defense des Vegetaux. Vol. 35, Pg. 9, 1981.

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