- 2-Amino-4-(hydroxymethylphosphinyl)butyric acid ammonium salt
- Butanoic acid, 2-amino-4-(hydroxymethylphosphinyl)-, monoammonium salt
- Ammonium 2-amino-4-(hydroxymethylphosphinyl)butyrate
White to light yellow crystalline powder with a slightly pungent odor.
Herbicide that can be applied post-emergence in noncrop areas and as a directed spray in field-grown and container nursery stock. It is nonselective and controls a broad spectrum and annual and perennial grass and broadleaf weeds.
Registry Numbers and Inventories.
EC Index Number
Agricultural Chemical and Pesticide; Reproductive Effector; Human Data
Swiss Giftliste 1
Melting point, °C
Solubility in water
1370 g/L (22 C)
Hazards and Protection.
Keep tightly closed.
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing.
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stable at normal temperatures and pressures.
Strong oxidizing agents.
Carbon monoxide, Carbon dioxide, Nitrogen oxides.
Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Emits toxic fumes under fire conditions.
Toxic. Toxic by inhalation, in contact with skin and if swallowed.
Harmful if swallowed.
Harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
May cause skin irritation. May be harmful if absorbed through the skin.
May cause eye irritation.
Do not use emetics For ingestion, rinse mouth and administer 5 ml/kg up to 200 ml of water for dilution if the patient can swallow, has a strong gag reflex, and does not drool.
Establish a patent airway. Suction if necessary. Watch for signs of respiratory insufficiency and assist ventilations if needed. Administer oxygen by nonrebreather mask at 10 to 15 L/min. Monitor for pulmonary edema and treat if necessary. Monitor for shock and treat if necessary. Anticipate seizures and treat if necessary
Cover skin burns with dry sterile dressings after decontamination.
Flush eyes immediately with water. Irrigate each eye continuously with normal saline during transport to mdical facility.