Product Name

  • Name

    Piperonyl chloride

  • EINECS 244-081-2
  • CAS No. 20850-43-5
  • Article Data53
  • CAS DataBase
  • Density 1.33 g/cm3
  • Solubility
  • Melting Point 20.5°C
  • Formula C8H7ClO2
  • Boiling Point 257.387 °C at 760 mmHg
  • Molecular Weight 170.595
  • Flash Point 115.921 °C
  • Transport Information
  • Appearance Colorless liquid.
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 20850-43-5 (Piperonyl chloride)
  • Hazard Symbols IrritantXi
  • Synonyms Toluene, a-chloro-3,4-(methylenedioxy)-(6CI,8CI);3,4-(Methylenedioxy)benzyl chloride;4-Chloromethyl-1,2-methylenedioxybenzene;5-(Chloromethyl)-1,3-benzodioxole;5-(Chloromethyl)benzodioxole;Benzo[1,3]dioxol-5-ylmethyl chloride;NSC 127686;Piperonyl chloride;
  • PSA 18.46000
  • LogP 2.15410

Piperonyl chloride Chemical Properties

The MF of 1,3-Benzodioxole, 5- (chloromethyl)- (20850-43-5) is C8H7ClO2.

                                         
The MW of 1,3-Benzodioxole, 5- (chloromethyl)- (20850-43-5) is 170.59.
Synonyms of 1,3-Benzodioxole, 5- (chloromethyl)- (20850-43-5): 3,4-(Methylenedioxy)benzyl chloride ; 4-Chloromethyl-1,2-methylenedioxybenzene ; 5-(Chloromethyl)-1,3-benzodioxole ; Piperonyl chloride ; Toluene, .alpha.-chloro-3,4-(methylenedioxy)-
Sensitive: Moisture Sensitive/Lachrymatory
Solubility in water: Insoluble 
Appearance: Colorless liquid
Index of Refraction: 1.571 
EINECS: 244-081-2
Density: 1.329 g/ml 
Flash Point: 115.9 °C 
Boiling Point: 257.4 °C
Melting Point: 20.5 °C

Piperonyl chloride Uses

   1,3-Benzodioxole, 5- (chloromethyl)- (20850-43-5) is used as berberine hydrochloride (berberine) intermediates.

Piperonyl chloride Production

With catechol and methylene chloride cyclization under alkaline conditions, generate pepper rings, and then with the trimer of formaldehyde, hydrochloric acid, chlorine, after methylation of the products obtained.

Piperonyl chloride Safety Profile

Safety information of 1,3-Benzodioxole, 5- (chloromethyl)- (20850-43-5):
Hazard Codes  Xi
Risk Statements 
36/37/38  Irritating to eyes, respiratory system and skin
Safety Statements 
26  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39  Wear suitable protective clothing, gloves and eye/face protection

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