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16672-87-0

16672-87-0 structure
16672-87-0 structure
  • Name: Ethephon
  • Chemical Name: (2-chloroethyl)phosphonic acid
  • CAS Number: 16672-87-0
  • Molecular Formula: C2H6ClO3P
  • Molecular Weight: 144.494
  • Catalog: Chemical pesticide Plant Growth Regulator
  • Create Date: 2018-02-04 08:00:00
  • Modify Date: 2024-01-02 12:32:23
  • Ethephon is a plant growth regulator[1].

Name (2-chloroethyl)phosphonic acid
Synonyms 2-Chloroethylphosphonic acid,Ethephon
g996
(2-Chloroethyl)phosphonic acid
Ethel
cepha
2-chloroethylphosphonic acid
(2-chloroethyl)-phosphonic acid
Arvest
PLUCK
Prep
CEPA
2-chloroethyl-phoshonic acid
CEP
Ethefon
MFCD00002142
gagro
2-Chloroethanephosphonic acid
2-cepa
Phosphonic acid, (2-chloroethyl)-
EINECS 240-718-3
Ethephon
Description Ethephon is a plant growth regulator[1].
Related Catalog
In Vitro Ethephon (50 μM) 能促进人参 (Panax ginseng C.A. Meyer) 不定根培养的根系生长和人参皂苷的积累,但在 100 μM 时抑制人参皂苷的积累[1]。
References

[1]. Bae KH, et al. Enhanced ginsenoside productivity by combination of ethephon and methyl jasmoante in ginseng (Panax ginseng C.A. Meyer) adventitious root cultures. Biotechnol Lett. 2006 Aug;28(15):1163-6.  

Density 1.6±0.1 g/cm3
Boiling Point 333.4±44.0 °C at 760 mmHg
Melting Point 70-72 °C(lit.)
Molecular Formula C2H6ClO3P
Molecular Weight 144.494
Flash Point 155.4±28.4 °C
Exact Mass 143.974304
PSA 67.34000
LogP -1.42
Vapour Pressure 0.0±1.5 mmHg at 25°C
Index of Refraction 1.479

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SZ7100000
CHEMICAL NAME :
Phosphonic acid, (2-chloroethyl)-
CAS REGISTRY NUMBER :
16672-87-0
BEILSTEIN REFERENCE NO. :
1751208
LAST UPDATED :
199701
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
C2-H6-Cl-O3-P
MOLECULAR WEIGHT :
144.50
WISWESSER LINE NOTATION :
QPQO&2G

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3400 mg/kg
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other Enzymes
REFERENCE :
ZKMAAX Zhurnal Eksperimental'noi i Klinicheskoi Meditsiny. Journal of Experimental and Clinical Medicine. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1962- Volume(issue)/page/year: 20,274,1980
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
90 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1120,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2850 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 32,181,1977
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>1500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 39,380,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - other changes
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(8),79,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
5730 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85DPAN "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976 Volume(issue)/page/year: -,-,1971/1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
4200 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - other changes
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(8),79,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - quail
DOSE/DURATION :
1072 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,341,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
4200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971 Volume(issue)/page/year: -,384,1971 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
70 gm/kg/8W-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Related to Chronic Data - death
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(8),79,1983 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989
Symbol GHS05 GHS06 GHS09
GHS05, GHS06, GHS09
Signal Word Danger
Hazard Statements H302 + H332-H311-H314-H411
Supplemental HS Corrosive to the respiratory tract.
Precautionary Statements P261-P273-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes C:Corrosive
Risk Phrases R20/21;R34;R52/53
Safety Phrases S26-S28-S36/37/39-S45-S61-S28A
RIDADR UN 2928 6.1/PG 2
WGK Germany 2
RTECS SZ7100000
Packaging Group II
Hazard Class 6.1
HS Code 2931900043
HS Code 2931900043
Summary 2931900043 (2-chloroethyl)phosphonic acid。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%