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CAS No 500-28-7 , (3-chloro-4-nitrophenoxy)-dimethoxy-sulfanylidene-λ

  • Name: (3-chloro-4-nitrophenoxy)-dimethoxy-sulfanylidene-λ
  • Synonyms: CHLOROTHION;5-phosphane; Compound 22/190; Methyl chlorothion; Chlorthion methyl; Bayer 22/190; Methylchlorothion; Chloorthion;(3-chloro-4-nitrophenoxy)-dimethoxy-sulfanylidene-λ Chlortion;
  • CAS Registry Number:
  • Transport: UN2811 6.1/PG 3
  • Flash Point: 175.5°C
  • Boiling Point: 366.6°Cat760mmHg
  • Density: 1.499g/cm3
  • Refractive index: 1.586
  • Safety Statements: Moderately toxic by ingestion, skin contact, and intraperitoneal routes. An insecticide. Decomposes and then ignites when heated above 270°C. When heated to decomposition it emits very toxic fumes of Cl−, SOx, POx, and NOx.
  • Hazard Symbols: Xn,N
  • Flash Point: 175.5°C
  • EINECS: 207-902-5
  • Molecular Weight: 297.652522
  • InchiKey: NZNRRXXETLSZRO-UHFFFAOYSA-N
  • InChI: InChI=1S/C8H9ClNO5PS/c1-13-16(17,14-2)15-6-3-4-8(10(11)12)7(9)5-6/h3-5H,
    1-2H3
  • Risk Statements: 20/21/22-50/53
  • Molecular Formula: C8H9ClNO5PS
  • Molecular Structure:CAS No:500-28-7 (3-chloro-4-nitrophenoxy)-dimethoxy-sulfanylidene-λ

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References of (3-chloro-4-nitrophenoxy)-dimethoxy-sulfanylidene-λ
Title: Chlorthion? (Bayer)
CAS Registry Number: 500-28-7
CAS Name: Phosphorothioic acid O-(3-chloro-4-nitrophenyl) O,O-dimethyl ester
Synonyms: O,O-dimethyl O-(3-chloro-4-nitrophenyl) thionophosphate; p-nitro-m-chlorophenyl dimethyl thionophosphate
Manufacturers' Codes: compd 22/190
Trademarks: Chlorothion
Molecular Formula: C8H9ClNO5PS
Molecular Weight: 297.65
Percent Composition: C 32.28%, H 3.05%, Cl 11.91%, N 4.71%, O 26.88%, P 10.41%, S 10.77%
Literature References: Prepn: Schrader, Angew. Chem. 66, 265 (1954); US 2701259 (1955 to Bayer). Toxicity study: T. B. Gaines, Toxicol. Appl. Pharmacol. 14, 515 (1969).
Properties: The pure compound as yellow crystals, mp 21°. d420 1.437. nD20 1.5661. Commercial product is a yellow oil, bp0.1 125°. Miscible in benzene, alcohol, ether. Practically insol in water. Hydrolyzed by alkali. LD50 in male, female rats (mg/kg): 880, 980 orally (Gaines).
Melting point: mp 21°
Boiling point: bp0.1 125°
Index of refraction: nD20 1.5661
Density: d420 1.437
Toxicity data: LD50 in male, female rats (mg/kg): 880, 980 orally (Gaines)
CAUTION: Cholinesterase inhibitor. Symptoms similar to parathion.
Use: Insecticide.
 
 
Status: This monograph has been retired and is no longer subject to revision or update.