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999-81-5

Name Chlormequat chloride
CAS 999-81-5
EINECS(EC#) 213-666-4
Molecular Formula C5H13Cl2N
MDL Number MFCD00011869
Molecular Weight 158.07
MOL File 999-81-5.mol

Chemical Properties

Definition A phytocidal bipyridilium quaternary ammonium salt.
Appearance Chlormequat chloride is a white to yellowish crystalline solid with a fish-like odor.
Melting point  239-243 °C (dec.)(lit.)
Boiling point  260.3°C (rough estimate)
density  1.2228 (rough estimate)
refractive index  1.5500 (estimate)
storage temp.  0-6°C
solubility  DMSO (Slightly), Methanol (Slightly)
form  Crystalline Powder or Crystals
color  White to off-white
Stability: Stable. Combustible. Incompatible with strong oxidizing agents. Corrodes many metals. Very hygroscopic.
Water Solubility  almost transparency
Sensitive  Hygroscopic
Merck  14,2104
BRN  3563994
CAS DataBase Reference 999-81-5(CAS DataBase Reference)
EPA Substance Registry System 999-81-5(EPA Substance)

Safety Data

Hazard Codes  Xn
Risk Statements 
R21/22:Harmful in contact with skin and if swallowed .
Safety Statements 
S36/37:Wear suitable protective clothing and gloves .
RIDADR  UN 2811 6.1/PG 3
WGK Germany  2
RTECS  BP5250000
3-10
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29239000
Safety Profile
Human poison by ingestion and intravenous routes. Moderately toxic by skin contact. Human systemic effects: respiratory depression. Questionable carcinogen with experimental neoplastigenic data. Mutation data reported.
Hazardous Substances Data 999-81-5(Hazardous Substances Data)
Toxicity
LD50 in mice (mg/kg): 7 i.v., 54 orally (Hennighausen, Wiegershausen)

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