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Cas Database

Name	Terbutryn	EINECS	212-950-5
CAS No.	886-50-0	Density	1.13 g/cm³
PSA	88.03000	LogP	2.38170
Solubility	0.0025 g/100 mL in water	Melting Point	104-105 °C
Formula	C₁₀H₁₉N₅S	Boiling Point	401.1 °C at 760 mmHg
Molecular Weight	241.36	Flash Point	196.4 °C
Transport Information	UN 3077 9/PG 3	Appearance	solid
Safety	26-60-61-36/37-16	Risk Codes	36-50/53-20/21/22-11
Molecular Structure		Hazard Symbols	Xn, Xi, N, F
Synonyms	1,3,5-Triazine-2,4-diamine,N-(1,1-dimethylethyl)-N'-ethyl-6-(methylthio)- (9CI);s-Triazine,2-(tert-butylamino)-4-(ethylamino)-6-(methylthio)- (7CI,8CI);2-Ethylamino-4-methylthio-6-tert-butylamino-1,3,5-triazine;2-Methylmercapto-4-ethylamino-6-tert-butylamino-1,3,5-triazine;2-Methylthio-4-ethylamino-6-tert-butylamino-s-triazine;2-Methylthio-4-tert-butylamino-6-ethylamino-s-triazine;2-tert-Butylamino-4-ethylamino-6-methylthio-s-triazine;4-Ethylamino-2-methylthio-6-tert-butylamino-1,3,5-triazine;6-tert-Butylamino-4-ethylamino-2-methylthio-1,3,5-triazine;A 1866;Clarosan;GS 14260;Igran;Igran 50;Igran 500;Prebane;Saterb;Terbutrex;Terbutryn;Terbutryne;tert-Butryn;	Article Data	10

Terbutryn Synthetic route

: 5915-41-3
terbuthylazine

: 616-38-6
carbonic acid dimethyl ester

: 886-50-0
terbutryn

Conditions

Conditions	Yield
With potassium tert-butylate; palladium diacetate; triphenylphosphine; potassium thioacetate In dimethyl sulfoxide at 120℃; Inert atmosphere;	99%
With potassium tert-butylate; palladium diacetate; triphenylphosphine; potassium thioacetate In dimethyl sulfoxide at 120℃; Schlenk technique; Inert atmosphere;	99%

: 886-50-0
terbutryn

: N-nirosoterbutryn

Conditions

Conditions	Yield
With pyridine; nitrosonium tetrafluoroborate In acetonitrile for 1h;	43%

: 94-74-6
MCPA

: 886-50-0
terbutryn

: 2-methyl,4-chlorophenoxyacetic acid terbutryn

Conditions

Conditions	Yield
In n-heptane at 5℃;

: 1918-00-9
3,6-dichloro-O-anisic acid

: 886-50-0
terbutryn

: 3,6-dichloro-2-methoxybenzoic acid : 2-N-tert-butyl-4-N-ethyl-6-methylsulfanyl-1,3,5-triazine-2,4-diamine (1:1)

Conditions

Conditions	Yield
In ethanol at 5 - 50℃;

Terbutryn Chemical Properties

2-tert-BUTYLAMINO-4-ETHYLAMINO-6-METHYL MERCAPTO-s-TRIAZINE's MF: C₁₀H₁₉N₅S
2-tert-BUTYLAMINO-4-ETHYLAMINO-6-METHYL MERCAPTO-s-TRIAZINE's MW: 241.36
mp: 104-105°C
bp: 154-160°C
Fp: 2 °C
density: 1.45
EINECS: 212-950-5
storage temp.: APPROX 4°C
Water Solubility: 0.0025 g/100 mL
Synonyms: 1,3,5-Triazine-2,4-diamine, N-(1,1-dimethylethyl)-N'-ethyl-6-(methylthio)-;2-(tert-butylamino)-4-(ethylamino)-6-(methylthio)-s-triazin;2-Methylthio-4-ethylamino-6-tert-butylamino-s-triazine;2-tert.Butylamino-4-aethylamino-6-methylthio-1,3,5-triazin;2-Tert.-butylamino-4-ethylamino-6-methylthio-[1,3,5]triazin;2-tert-Butylamino-4-ethylamino-6-methylmercapto-s-triazine;4-Aethylamino-2-tert-butylamino-6-methylthio-s-triazin;5-triazine-2,4-diamine,n-(1,1-dimethylethyl)-n’-ethyl-6-(methylthio)-3

Terbutryn Uses

2-tert-BUTYLAMINO-4-ETHYLAMINO-6-METHYL MERCAPTO-s-TRIAZINE is as systemic transmitting herbicides, can be used for weeding before or after sprout.

Terbutryn Toxicity Data With Reference

1.	skn-rbt 380 mg open MLD	CIGET* Ciba-Geigy Toxicology Data/Indexes .(Ciba-Geigy Corp.,Ardsley, NY.: 10502)1977.
2.	eye-rbt 76 mg MOD	CIGET* Ciba-Geigy Toxicology Data/Indexes .(Ciba-Geigy Corp.,Ardsley, NY.: 10502)1977.
3.	orl-rat LD50:2045 mg/kg	PESTD5 Proceedings of the European Society of Toxicology. 17 (1976),351.
4.	ipr-rat LD50:699 mg/kg	PESTD5 Proceedings of the European Society of Toxicology. 17 (1976),351.
5.	orl-mus LD50:3884 mg/kg	PESTD5 Proceedings of the European Society of Toxicology. 17 (1976),351.
6.	ipr-mus LD50:554 mg/kg	PESTD5 Proceedings of the European Society of Toxicology. 17 (1976),351.
7.	orl-ckn LD50:4000 mg/kg	31ZOAD Pesticide Manual. 1 (1968),56.
8.	unr-mam LD50:2900 mg/kg	30ZDA9 Chemistry of Pesticides .Melnikov, N.N.,New York, NY.: Springer-Verlag,1971,438.

9. RTECS XY4725000

Terbutryn Safety Profile

Moderately toxic by ingestion, intraperitoneal and possibly other routes. A skin and eye irritant. An herbicide. When heated to decomposition it emits very toxic fumes of NO_x and SO_x. See also MERCAPTANS and AMINES.
Hazard Codes Xi,N,Xn,F
Risk Statements 36-50/53-20/21/22-11
Safety Statements 26-60-61-36/37-16
RIDADR UN 3077 9/PG 3

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