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Name	Sodium 2,2-dichloropropionate	EINECS	N/A
CAS No.	127-20-8	Density	1.497g/cm³
PSA	40.13000	LogP	-0.06990
Solubility	N/A	Melting Point	193-197oC
Formula	C3H4 Cl2 O2 . Na	Boiling Point	187.5°Cat760mmHg
Molecular Weight	164.951	Flash Point	76.1°C
Transport Information	N/A	Appearance	N/A
Safety	Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of Na₂O and Cl⁻.	Risk Codes	20/21/22-34-36/37/38
Molecular Structure		Hazard Symbols
Synonyms	Propanoicacid, 2,2-dichloro-, sodium salt (9CI); Propionic acid, 2,2-dichloro-, sodiumsalt (8CI); 2,2-DPA Na salt; 2,2-Dichloropropionic acid sodium salt;Antigramigna; Basfapon; Dalapon sodium; Dalapon sodium salt; Dikopan; Dowpon;Dowpon S; Gramevin; Omnidel; Omnidel Spezial; Propinate; Radapon; SYS 67Omnidel; Sodium 2,2-dichloropropionate; Sodium 2,2-dichloropropionic acid;Sodium Dalapon; Sodium dichloropropionate; Sodium a,a-dichloropropionate; Tafapon; a,a-Dichloropropionic acid sodiumsalt	Article Data	1

Sodium 2,2-dichloropropionate Synthetic route

: 127-20-8
sodium 2,2-dichloropropionate

: 26073-26-7
2,2-dichloropropionyl chloride

Conditions

Conditions	Yield
With oxalyl dichloride In pyridine; dichloromethane at 25℃; for 2h;	70%
With dmap; oxalyl dichloride In dichloromethane

: 127-20-8
sodium 2,2-dichloropropionate

: 107905-50-0
α,α-Dichloropropionic anhydride

Conditions

Conditions	Yield
With thionyl chloride In dichloromethane for 2h; Heating;	43%

: 5179-82-8
C3H2Cl6NOP

: 127-20-8
sodium 2,2-dichloropropionate

: 36076-45-6
C12H11Cl9NO7P

Conditions

Conditions	Yield
In acetone

: 39074-64-1
Isopropyl-N-chloromethyl-N-(3-chlorophenyl)-carbamate

: 127-20-8
sodium 2,2-dichloropropionate

: 40151-75-5
2,2-Dichloro-propionic acid [(3-chloro-phenyl)-isopropoxycarbonyl-amino]-methyl ester

: 39073-78-4
(5-Chloro-2-methoxy-phenyl)-chloromethyl-carbamic acid isopropyl ester

: 127-20-8
sodium 2,2-dichloropropionate

: 50887-80-4
2,2-Dichloro-propionic acid [(5-chloro-2-methoxy-phenyl)-isopropoxycarbonyl-amino]-methyl ester

: 127-20-8
sodium 2,2-dichloropropionate

: 125973-26-4
2,2-dichloropropionyl hypofluorite

Conditions

Conditions	Yield
With water; fluorine In various solvent(s) at -78℃;

: 127-20-8
sodium 2,2-dichloropropionate

: 74-88-4
methyl iodide

: 17640-02-7
methyl 2,2-dichloropropionate

: 73050-78-9
2-(5-chloro-2-hydroxy-phenyl)-propan-2-ol

: 127-20-8
sodium 2,2-dichloropropionate

: 73050-93-8
6-chloro-2,4,4-trimethyl-[4H]-1,3-benzodioxin-2-carboxylic acid

Conditions

Conditions	Yield
With hydrogenchloride In 1,4-dioxane

: 74271-47-9
chloro-5 hydroxy-2 α-methyl α-phenyl benzene methanol

: 127-20-8
sodium 2,2-dichloropropionate

: 6-chloro-2,4-dimethyl-4-phenyl-[4H]-1,3-benzodioxin-2-carboxylic acid

Conditions

Conditions	Yield
In water; toluene

: 127-20-8
sodium 2,2-dichloropropionate

: 7758-99-8
copper(II) sulfate

: Copper(II); 2,2-dichloro-propionate

Conditions

Conditions	Yield
In water a soln. of Cu comp. added to a soln. of acid (pH 4.5-5, 1:2 molar ratio), left to stand at room temp.;

Sodium 2,2-dichloropropionate Chemical Properties

IUPAC Name: Sodium 2,2-dichloropropanoate
CAS: 127-20-8
EINECS: 204-828-5
Product Categories: Organics .
Following is the Molecular Structure of α,α-Dichloropropionic acid sodium salt (127-20-8):

SMILES: [Na+].ClC(Cl)(C([O-])=O)C
InChI: InChI=1/C3H4Cl2O2.Na/c1-3(4,5)2(6)7;/h1H3,(H,6,7);/q;+1/p-1
InChIKey: PDEFQWNXOUGDJR-REWHXWOFAR
Std.InChI: InChI=1S/C3H4Cl2O2.Na/c1-3(4,5)2(6)7;/h1H3,(H,6,7);/q;+1/p-1
Std.InChIKey: PDEFQWNXOUGDJR-UHFFFAOYSA-M
Molecular Formula: C₃H₃Cl₂NaO₂
Molecular Weight: 164.95
Boiling Point: 187.5℃ at 760mmHg
Flash Point: 76.1℃
Enthalpy of Vaporization: 46.71kJ/mol
Vapour Pressure: 0.282mmHg at 25℃

Sodium 2,2-dichloropropionate Uses

α,α-Dichloropropionic acid sodium salt (127-20-8) can be used for herbicide.

Sodium 2,2-dichloropropionate Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Source
chicken	LD50	oral	5600mg/kg (5600mg/kg)	Down to Earth. Vol. 35, Pg. 25, 1979.
domestic animals - goat/sheep	LD50	oral	> 4gm/kg (4000mg/kg)	"Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A112, Pg. 1984,
guinea pig	LD50	oral	3400mg/kg (3400mg/kg)	"Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
mammal (species unspecified)	LC50	inhalation	> 20gm/m3/8H (20000mg/m3)	Pesticide Manual. Vol. 9, Pg. 222, 1991.
mammal (species unspecified)	LD50	oral	4gm/kg (4000mg/kg)	"Pflanzenschutz-und Schaedlingsbekaempfungsmittel: Abriss einer Toxikologie und Therapie von Vergiftungen," 2nd ed., Klimmer, O.R., Hattingen, Fed. Rep. Ger., Hundt-Verlag, 1971Vol. -, Pg. 86, 1971.
mammal (species unspecified)	LD50	unreported	6600mg/kg (6600mg/kg)	Farm Chemicals Handbook. Vol. -, Pg. C164, 1991.
mouse	LD50	oral	4600mg/kg (4600mg/kg)	Japan Pesticide Information. Vol. (11), Pg. 42, 1972.
mouse	LD50	unreported	3650mg/kg (3650mg/kg)	Tsitologiya i Genetika. Cytology and Genetics. For English translation, see CYGEDX. Vol. 16(1), Pg. 45, 1982.
rabbit	LD50	oral	3400mg/kg (3400mg/kg)	"Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
rabbit	LD50	skin	> 2gm/kg (2000mg/kg)	Pesticide Manual. Vol. 9, Pg. 222, 1991.
rat	LD50	oral	3860mg/kg (3860mg/kg)	World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat	LD50	parenteral	> 6gm/kg (6000mg/kg)	Defense des Vegetaux. Vol. 14, Pg. 3, 1960.

Sodium 2,2-dichloropropionate Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Sodium 2,2-dichloropropionate Safety Profile

Hazard Codes: Xi Irritant.
Risk Statements: 20/21/22-34-36/37/38
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
R34: Causes burns.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-27-28-36/37/39-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S27: Take off immediately all contaminated clothing.
S28: After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer).
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S36: Wear suitable protective clothing.
RIDADR: UN 3261 8/PG 2
RTECS: UF1225000
Moderately toxic by ingestion. Mutation data reported.

Sodium 2,2-dichloropropionate Standards and Recommendations

DFG MAK: 1 ppm (6 mg/m³)

Sodium 2,2-dichloropropionate Specification

α,α-Dichloropropionic acid sodium salt (127-20-8),which also can be called for Dpa sodium ; Dalapone-Na ; Dalapon-sodium ; alpha,alpha-Dichloropropionic acid,sodium salt ; 2,2-Dichloropropionic acid sodium salt ; Sodium dichloropropionate ; Sodium 2,2-dichloropropionate ; 2,2-Dichloro-propanoicacisodiumsalt .When α,α-Dichloropropionic acid sodium salt (127-20-8) was heated,it emits toxic fumes of Na₂O and Cl− .This chemical is a white or yellow powder and it should be stored at 4℃.It's soluble in water and most organic solvents.

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