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Tricyclazole

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Name

Tricyclazole

EINECS 255-559-5
CAS No. 41814-78-2 Density 1.5 g/cm3
PSA 58.43000 LogP 2.25240
Solubility 1.6g/L(25 oC) Melting Point 187-188 °C
Formula C9H7N3S Boiling Point 275 °C
Molecular Weight 189.241 Flash Point N/A
Transport Information UN 2588 Appearance powder
Safety Risk Codes 22
Molecular Structure Molecular Structure of 41814-78-2 (Tricyclazole) Hazard Symbols HarmfulXn
Synonyms

5-Methyl-1,2,4-triazole(3,4-b)benzothiazole;Tricyclazole [ANSI:BSI:ISO];Blascide;1,2,4-Triazolo(3,4-b)benzothiazole, 5-methyl-;5-Methyl-1,2,4-triazolo(3,4-b)benzo-1,3-thiazole;Tizole;Elanco 291;5-Methyl-1,2,4-triazolo(3,4-b)(1,3)benzothiazole;1,2,4-Triazolo(3,4-b)benzothiazole, 5-methyl- (9CI);EL 291;Blas-T;5-Methyl-1,2,4-triazolo(3,4-b)benzothiazole (9CI);Sivic;EL-291;BIM;EPA Pesticide Chemical Code 120201;5-methyl-1,2,4-triazolo[3,4-b]benzo-1,3-thiazole;s-Triazolo(3,4-b)benzothiazole, 5-methyl-;Pilarblas;Beam;1,2,4-Triazolo[3,4-b]benzothiazole,5-methyl-;

Article Data 13

Tricyclazole Synthetic route

3-allenylthio-5-methyl-s-triazolo<3,4-b>benzothiazole

41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

Conditions
ConditionsYield
With hydrogen; nickel In ethanol for 6h; Heating;78.7%
147423-88-9

5-methyl-3-mercapto<1,2,4>triazolo<3,4-b>benzothiazole

41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

Conditions
ConditionsYield
With nickel In ethanol for 8h; Heating; further reagent: dilute nitric acid;66.6%
Multi-step reaction with 2 steps
1: aq. NaOH / 2 h
2: 78.7 percent / H2 / Raney-Ni / ethanol / 6 h / Heating
View Scheme
64-18-6

formic acid

20174-68-9

4-methyl-2-hydrazinobenzothiazole

41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

Conditions
ConditionsYield
for 1h; Heating;61.3%
Stage #1: 4-methyl-2-hydrazinobenzothiazole With sodium carbonate In water; ethylene glycol; xylene at 110 - 115℃; for 4 - 5h; Azeotropic distilation;
Stage #2: formic acid With toluene-4-sulfonic acid In ethylene glycol; xylene at 110 - 120℃; for 4 - 5h; Azeotropic distilation;
1477-42-5

4-methyl-1,3-benzothiazol-2-amine

41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 81 percent / hydrazine hydrate, conc. HCl / ethane-1,2-diol / 2 h / 150 - 160 °C
2: 63.3 percent / KOH / ethanol; H2O / 1 h / Heating
3: 66.6 percent / Raney Ni / ethanol / 8 h / Heating; further reagent: dilute nitric acid
View Scheme
Multi-step reaction with 2 steps
1: 81 percent / hydrazine hydrate, conc. HCl / ethane-1,2-diol / 2 h / 150 - 160 °C
2: 61.3 percent / 1 h / Heating
View Scheme
20174-68-9

4-methyl-2-hydrazinobenzothiazole

41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 63.3 percent / KOH / ethanol; H2O / 1 h / Heating
2: 66.6 percent / Raney Ni / ethanol / 8 h / Heating; further reagent: dilute nitric acid
View Scheme
50-00-0

formaldehyd

100-61-8

N-methylaniline

41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

5-methyl-3-(N-methylanilinomethyl)<1,2,4>triazolo<3,4-b>benzothiazole

Conditions
ConditionsYield
In ethanol at 60℃; for 3h;26%
41814-78-2

5-methyl-1,2,4-triazolo[3,4-b]benzothizole

61073-33-4

5-methyl<1,2,4>triazolo<5,1-b>benzothiazole

Conditions
ConditionsYield
With sodium hydroxide for 0.5h; Heating;

Tricyclazole Chemical Properties

Molecular Formula: C9H7N3S
Molecular Weight: 189.24g/mol
Einecs: 255-559-5
Melting Point: 187-188 °C
Storage Temperature: 0-6 °C
Structure of Tricyclazole (CAS NO.41814-78-2):
                    
IUPAC Name: 8-methyl-[1,2,4]triazolo[3,4-b][1,3]benzothiazole
Product Categories of Tricyclazole (CAS NO.41814-78-2): Alpha sort; Fungicides; OthersPesticides&Metabolites; Pesticides; Q-ZAlphabetic

Tricyclazole Uses

 Tricyclazole (CAS NO.41814-78-2) can be used to control rice seedlings of rice blast, rice leaf blast, panicle blast and other rice pests and diseases.

Tricyclazole Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 oral > 50mg/kg (50mg/kg)   Pesticide Manual. Vol. 9, Pg. 846, 1991.
duck LD50 oral > 100mg/kg (100mg/kg)   Pesticide Manual. Vol. 9, Pg. 846, 1991.
mouse LD50 oral 245mg/kg (245mg/kg)   Pesticide Manual. Vol. 9, Pg. 846, 1991.
quail LD50 oral > 100mg/kg (100mg/kg)   Pesticide Manual. Vol. 9, Pg. 846, 1991.
rabbit LD50 skin > 2gm/kg (2000mg/kg)   Pesticide Manual. Vol. 9, Pg. 846, 1991.
rabbit LDLo oral 320mg/kg (320mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 407, 1989.
rat LCLo inhalation 3030mg/m3/1H (3030mg/m3) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
National Technical Information Service. Vol. OTS0543093,
rat LD50 oral 250mg/kg (250mg/kg)   "Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson Publications, 1976/77 revisionVol. 4, Pg. 120, 1976/1977.
rat LD50 skin > 5gm/kg (5000mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 14, Pg. 407, 1989.

Tricyclazole Safety Profile

Safety Information of Tricyclazole (CAS NO.41814-78-2):
Hazard Codes: XnHarmful
Risk Statements: 22
22:  Harmful if swallowed 

Tricyclazole Specification

 Tricyclazole , its CAS NO number is 41814-78-2. The synonyms have: 1,2,4-Triazolo(3,4-b)benzothiazole, 5-methyl- (9CI) ; 5-Methyl-1,2,4-triazole(3,4-b)benzothiazole ; 5-Methyl-1,2,4-triazolo(3,4-b)(1,3)benzothiazole ; Beam ; Blas-T ; Blascide ; Pilarblas ; Sivic ; Tizole ; s-Triazolo(3,4-b)benzothiazole, 5-methyl- .

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