Dimethomorph

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Formula
C21H22ClNO4
Structure
Uses
Major uses include fungicide effective against oomycetes, especially peronosporaceae and phytophthora spp. (But not pythium spp.) In vines, potatoes and tomatoes. Used in combination with fungicides (dithianon, mancozeb or copper compounds). Fungicide.

Registry Numbers and Inventories.
CAS
110488-70-5
EC (EINECS/ELINCS)
4042-00-2
EC Index Number
613-102-00-0
RTECS
QE0478300
RTECS class
Agricultural Chemical and Pesticide
UN (DOT)
3077
Merck
12,3271
Beilstein/Gmelin
8794474
Beilstein Reference
-
EPA OPP
268800
Swiss Giftliste 1
G-141462
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C21H22ClNO4
Formula mass
387.86
Melting point, °C
123 - 145
Boiling point, °C
585
Vapor pressure, mmHg
1E-15 (25 C)
Solubility in water
Insoluble
Heat of vaporization
87.4 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Protective gloves. Chemical safety goggles.
Respirators
Wear dust mask.
Small spills/leaks
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.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide, Nitrogen oxides, Hydrogen chloride gas.

Fire.
Flash Point,°C
308
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
May burn but does not ignite readily.
Hazards
Emits toxic fumes under fire conditions.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
0
 
Flammability
0
 
 
Reactivity
0
 

Health.
Poison_Class
5
Exposure effects
Properties of this material have not yet been prepared. Any recommendations are of a general nature. Many chemicals cause irritation of the eyes, skin, and respiratory tract. In severe cases respiratory tract irritation can progress to ARDS/acute lung injury which may be delayed in onset for up to 24 to 72 hours in some cases Irritation or burns of the esophagus or gastrointestinal tract are also possible if caustic or irritant chemicals are ingested. ALWAYS contact your local poision control authority or medical professional for assistance.
   Ingestion
May be harmful if swallowed.
   Inhalation
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
   Skin
May cause skin irritation. May be harmful if absorbed through the skin.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.
UN number
3077
Response guide
Hazard class
9
Packing Group
III