Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Phosphorodichloridothioicacid, O-ethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1498-64-2

1498-64-2 structure

Name: ethyl dichlorothiophosphate
Chemical Name: dichloro-ethoxy-sulfanylidene-λ5-phosphane
CAS Number: 1498-64-2
Molecular Formula: C₂H₅Cl₂OPS
Molecular Weight: 179.00500
Catalog: Chemical pesticide Insecticide intermediate
Create Date: 2018-08-13 21:08:25
Modify Date: 2025-08-25 08:52:07

Name	dichloro-ethoxy-sulfanylidene-λ5-phosphane
Synonyms	ethoxythiophosphoric acid dichloride Ethyl phosphonodichloridothionate MFCD00004915 Ethyl dichlorothiophosphate Ethyl phosphorodichloridothionate O-ethyl thiophosphorodichloridate Phosphine sulfide,dichloroethoxy Ethyl thiophosphorodichloridate Ethylphosphorothioic dichloride O-Ethyl phosphorothiodichloridate O-Ethyl phosphorodichloridothioate O-ethyl thiophosphordichloridate O-Ethyl dichlorothiophosphate O-Ethylthiophosphoryl dichloride O-ethyl phosphorodichloridothionate EINECS 216-100-4

Density	1.458g/cm3
Boiling Point	180.5ºC at 760mmHg
Molecular Formula	C₂H₅Cl₂OPS
Molecular Weight	179.00500
Flash Point	63ºC
Exact Mass	177.91800
PSA	51.13000
LogP	3.37560
Vapour Pressure	1.21mmHg at 25°C
Index of Refraction	n20/D 1.504(lit.)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TD4400000

CHEMICAL NAME :: Phosphorodichloridothioic acid, O-ethyl ester

CAS REGISTRY NUMBER :: 1498-64-2

BEILSTEIN REFERENCE NO. :: 1702237

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C2-H5-Cl2-O-P-S

MOLECULAR WEIGHT :: 179.00

WISWESSER LINE NOTATION :: SPGGO2

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 :: 900 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Gastrointestinal - changes in structure or function of salivary glands Blood - hemorrhage

REFERENCE :: HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(10-12),334,1968

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 32 ppm/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: -,1171,1986

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 720 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Gastrointestinal - changes in structure or function of salivary glands Blood - hemorrhage

REFERENCE :: HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(10-12),334,1968

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3060 mg/m3/10M

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NDRC** National Defense Research Committee, Office of Scientific Research and Development, Progress Report. Volume(issue)/page/year: NDCrc-132,NOV1942

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 850 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Gastrointestinal - changes in structure or function of salivary glands Blood - hemorrhage

REFERENCE :: HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(10-12),334,1968

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 750 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Gastrointestinal - changes in structure or function of salivary glands Blood - hemorrhage

REFERENCE :: HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 33(10-12),334,1968

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H302-H311-H314-H331
Precautionary Statements	P261-P280-P305 + P351 + P338-P310
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T: Toxic;
Risk Phrases	23/24/25-34
Safety Phrases	S22;S26;S45;S36/S37/S39
RIDADR	UN 3390 6.1/PG 1
WGK Germany	3
RTECS	TD4400000
Packaging Group	II
Hazard Class	6.1(a)
HS Code	2931900090

64-17-5

~87%

1498-64-2

Literature: Tang, Chu-Chi; Lang, Hui-Fang; He, Zheng-Jie; Chen, Ru-Yu Phosphorus, Sulfur and Silicon and Related Elements, 1996 , vol. 114, # 1-4 p. 123 - 127

555-75-9

1498-64-2

Literature: Bakanowa et al. Zhurnal Obshchei Khimii, 1956 , vol. 26, p. 494;engl.Ausg.S.519

3982-91-0

64-17-5

1498-64-2

Literature: Yang, Chunhua; Sun, Dequn Asian Journal of Chemistry, 2012 , vol. 24, # 11 p. 5401 - 5402

64-17-5

1498-64-2

126-68-1

2524-04-1

Literature: Avetisov, Ya. K.; Zatsepin, V. M.; Zaripova, V. Sh.; Bondarenko, G. M.; Savchenko, B. M.; Kalachik, B. S. J. Gen. Chem. USSR (Engl. Transl.), 1987 , vol. 57, # 10 p. 2304 - 2310,2059 - 2065

Precursor 3
64-17-5 555-75-9 3982-91-0
DownStream 9
18351-18-3 2524-04-1 3347-30-6 126-68-1
16001-05-1 54509-73-8 75-00-3 3677-97-2
7233-50-3

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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