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2-Chloroethyl phosphoric acid cas no:16672-87-0

Synonyms: Ethephon; Ethrel; Chlorethephon; Ethephon S.P.; Ethephon aqueous solution (40%); Ethephonww

Identification
Name2-Chloroethyl phosphoric acid
CAS16672-87-0
SynonymsEthephon; Ethrel; Chlorethephon; Ethephon S.P.; Ethephon aqueous solution (40%); Ethephonww
EINECS(EC#)240-718-3
Molecular FormulaC2H6ClO3P
Molecular Weight144.49
Chemical Properties
Appearancewhite to beige powder
storage temp2-8°C
Sensitive Hygroscopic
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass6.1
Safety Data

Hazard C:Corrosive
Risk R20/21;R34;R52/53
Safety

Safety Information about?Ethephon (CAS NO.16672-87-0):
Hazard Codes:?CorrosiveC
Risk Statements: 20/21-34-52/53?
R20/21: Harmful by inhalation and in contact with skin.?
R52/53: Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.?
R34: Causes burns.
Safety Statements: 26-28-36/37/39-45-61
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S28: After contact with skin, wash immediately with plenty of soap-suds.?
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.?
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)?
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 2928 6.1/PG 2
WGK Germany: 2
RTECS: SZ7100000
HazardClass: 6.1
PackingGroup: II


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 4200mg/kg (4200mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(8), Pg. 79, 1983.
mammal (species unspecified) LD50 unreported 4200mg/kg (4200mg/kg) ? "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 384, 1971.
mouse LD50 intraperitoneal > 1500mg/kg (1500mg/kg) ? Journal of Agricultural and Food Chemistry. Vol. 39, Pg. 380, 1991.
mouse LD50 oral 2850mg/kg (2850mg/kg) ? Pharmazie. Vol. 32, Pg. 181, 1977.
quail LD50 oral 1072mg/kg (1072mg/kg) ? Pesticide Manual. Vol. 9, Pg. 341, 1991.
rabbit LD50 oral 5gm/kg (5000mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(8), Pg. 79, 1983.
rabbit LD50 skin 5730mg/kg (5730mg/kg) ? "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
rat LC50 inhalation 90mg/m3/4H (90mg/m3) ? "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1120, 1986.
rat LD50 oral 3400mg/kg (3400mg/kg) ? Zhurnal Eksperimental'noi i Klinicheskoi Meditsiny. Journal of Experimental and Clinical Medicine. Vol. 20, Pg. 274, 1980.

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