triadimefon (Bayleton) Chemical Profile 7/84
CHEMICAL NAME: 1-(4-Chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-
TRADE NAME(S): Bayleton, Amiral (56)
FORMULATION(S): Wettable powder, emulsifiable concentrate,
suspension concentrate, paste (56).
TYPE: Fungicide (systemic)
BASIC PRODUCER(S): Mobay Chemical Corp.
Agricultural Chemicals Division
P.O. Box 4913
Kansas City, MO 64120
STATUS: General use
PRINCIPAL USES: Against powdery mildew affecting deciduous fruit,
cereals and vegetables; azalea petal blight; rust diseases of cereals
and coffee; seed grasses and pine; pineapple disease on sugarcane and
To be developed.
II. PHYSICAL PROPERTIES
MOLECULAR FORMULA: C14 H16 Cl N3 O2 (26)
MOLECULAR WEIGHT: 293.8 (26)
PHYSICAL STATE: Colorless solid (pure compound) (26)
MELTING POINT: 82.3 C (pure compound) (26)
VAPOR PRESSURE: <7.5 x 10-10 mmHg at 20 C (pure compound) (26)
SOLUBILITY: 260 mg/l water at 20 C (pure compound) (26)
III. HEALTH HAZARD INFORMATION
OSHA STANDARD: NA
NIOSH RECOMMENDED LIMIT: NA
ACGIH RECOMMENDED LIMIT: NA
A. ACUTE TOXICITY
DERMAL: LD50 = >1000 mg/kg (male rat, technical product) (56)
ORAL: LD50 = 400-1000 mg/kg (technical product) (56)
B. SUB-ACUTE AND CHRONIC TOXICITY:
In 90-day feeding trials the 'no effect' level was: for rats 2000
mg/kg diet; for dogs 600 mg/kg diet (26).
IV. ENVIRONMENTAL CONSIDERATIONS
The LC50 (96 hr) for goldfish is 10-50 mg/l. It is nontoxic to
honey bees (26).
Do not use on other crops grown for food or forage. Keep out of
lakes, streams, and ponds. Do not contaminate water by cleaning of
equipment or disposal of wastes. Apply product only as specified on
label. Do not make applications when weather conditions favor drift
from target area (Bayleton 50 WP) (38c).
V. EMERGENCY AND FIRST AID PROCEDURES
The chemical information provided below has been condensed
from original source documents, primarily from "Recognition and
Management of Pesticide Poisonings", 3rd ed. by Donald P. Morgan,
which have been footnoted. This information has been provided in
this form for your convenience and general guidance only. In
specific cases, further consultation and reference may be required
and is recommended. This information is not intended as a sub-
stitute for a more exhaustive review of the literature nor for the
judgement of a physician or other trained professional.
If poisoning is suspected, do not wait for symptoms to develop.
Contact a physician, the nearest hospital, or the nearest Poison
Symptoms of Poisoning: The compound does not cause any definite
symptoms that would be diagnostic. Poisoning is accompanied by
hyperactivity followed by sedation (Bayleton 50 WP) (38c).
SKIN CONTACT: Wash skin immediately with soap and water (Bayleton
50 WP) (38c).
INGESTION: Vomiting should be induced. Administer water freely
and induce vomiting by giving one dose (1/2 oz or 15 ml) of Syrup of
Ipecac. If vomiting does not occur within 10 to 20 minutes, administer
second dose. If Syrup of Ipecac is not available, induce vomiting by
sticking finger down throat. Repeat until vomit fluid is clear. Never
give anything by mouth to an unconscious person. Professional medical
assistance should be secured immediately (Bayleton 50 WP) (38c).
INHALATION: Remove to fresh air. If not breathing, give
artificial respiration, preferably mouth to mouth. Get medical
attention (Bayleton 50 WP) (38c).
EYE CONTACT: Wash with plenty of water for at least 15 minutes.
Get medical attention (Bayleton 50 WP) (38c).
NOTES TO PHYSICIAN:
No specific antidote. Treat symptomatically (Bayleton 50 WP)
VI. FIRE AND EXPLOSION INFORMATION
To be developed.
To be developed.
VIII. PROTECTIVE MEASURES
STORAGE AND HANDLING: Harmful if swallowed, inhaled, or absorbed
through the skin. Causes eye irritation. Do not breathe dust or allow
to get in eyes, on skin, or on clothing. Wash hands, arms and face
thoroughly with soap and warm water after use and before eating or
smoking. Wash all contaminated clothing with soap and hot water before
reuse. Do not contaminate feed or food items. Keep out of reach of
children (Bayleton 50 WP) (38c).
IX. PROCEDURES FOR SPILLS AND LEAKS
IN CASE OF EMERGENCY, CALL, DAY OR NIGHT
PESTICIDE TEAM SAFETY NETWORK/CHEMTREC
X. LITERATURE CITED
26. The Pesticide Manual: A World Compendium, 6th ed. 1979. C. R.
Worthing, ed. The British Crop Protection Council, Croydon,
England. 655 pp.
38c. Mobay Chemical Corporation, Agricultural Chemicals Division.
1983. Specimen label: Bayleton 50% wettable powder.
Kansas City, MO.
56. Farm Chemicals Handbook, 70th ed. 1984. R. T. Meister, G. L.
Berg, C. Sine, S. Meister, and J. Poplyk, eds. Meister
Publishing Co., Willoughby, OH.
58. Weed Science Society of America, Herbicide Handbook Committee.
1983. Herbicide handbook of the weed science society of
America, 5th ed. Weed Science Society of America, Champaign,
IL. 515 pp.