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CAS No 74-11-3 , 4-chlorobenzoic acid

  • Name: 4-chlorobenzoic acid
  • Synonyms: Chlorodracylic acid; 4-chloro-;P-CHLOROBENZOIC ACID; p-Chlorbenzoic acid; Benzoic acid; 74-11-3; p-chloro-;4-chlorobenzoic acid;
  • CAS Registry Number:
  • Transport: 25kgs
  • Melting Point: 240-243 ºC
  • Flash Point: 238 ºC
  • Boiling Point: 274-276 ºC (SUBL.)
  • Density: 1.374 g/cm3
  • Safety Statements: R22;R36/37/38
  • Hazard Symbols: Xn: Harmful;
  • HS Code: 29163900
  • Flash Point: 238 ºC
  • EINECS: 200-805-9
  • Molecular Weight: 156.5664
  • InchiKey: XRHGYUZYPHTUJZ-UHFFFAOYSA-N
  • InChI: InChI=1S/C7H5ClO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10)
  • Risk Statements: S26;S37/39
  • Molecular Formula: C7H5ClO2
  • Molecular Structure:CAS No:74-11-3 4-chlorobenzoic acid
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References of 4-chlorobenzoic acid
Title: p-Chlorobenzoic Acid
CAS Registry Number: 74-11-3
CAS Name: 4-Chlorobenzoic acid
Synonyms: chlorodracylic acid
Molecular Formula: C7H5ClO2
Molecular Weight: 156.57
Percent Composition: C 53.70%, H 3.22%, Cl 22.64%, O 20.44%
Literature References: Prepn by catalytic oxidation of 1-chloro-4-ethylbenzene: Emerson et al., J. Am. Chem. Soc. 71, 1742 (1949). Manuf by oxidation of p-chlorobenzaldehyde: Shipman, US 3124611 (1964 to ICI). Crystal structure: Toussaint, Acta Crystallogr. 4, 71 (1951), C.A. 45, 6604e (1951); Pollock, Woodward, ibid. 7, 605 (1954), C.A. 48, 13331e (1954).
Properties: Triclinic crystals, mp 243°. Sol in 5290 parts water; freely sol in alcohol, ether.
Melting point: mp 243°
 
Derivative Type: Methyl ester
Synonyms: Methyl p-chlorobenzoate
Molecular Formula: C8H7ClO2
Molecular Weight: 170.59
Percent Composition: C 56.33%, H 4.14%, Cl 20.78%, O 18.76%
Properties: mp 44°.
Melting point: mp 44°
 
Derivative Type: Sodium salt
Synonyms: Sodium p-chlorobenzoate
Molecular Formula: C7H4ClNaO2
Molecular Weight: 178.55
Percent Composition: C 47.09%, H 2.26%, Cl 19.86%, Na 12.88%, O 17.92%
Properties: White, odorless, crystalline powder, freely sol in water.
 
Use: Sodium salt as a preservative.