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CAS No 122-78-1 , 2-phenylacetaldehyde

  • Name: 2-phenylacetaldehyde
  • Synonyms: alpha-Tolualdehyde; Hyacinthin; 122-78-1; Phenylethanal; 2-Phenylethanal; Phenylacetic aldehyde;2-phenylacetaldehyde;Benzeneacetaldehyde; alpha-Toluic aldehyde;
  • CAS Registry Number:
  • Transport: UN 1170 3/PG 2
  • Melting Point: −10 °C(lit.)
  • Flash Point: 68 ºC
  • Boiling Point: 193 ºC
  • Density: 1.029
  • Refractive index: 1.525-1.532
  • Water Solubility: 2.210 G/L (25 ºC)
  • Safety Statements: R22;R43
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 68 ºC
  • EINECS: 204-574-5
  • Molecular Weight: 120.14852
  • InchiKey: DTUQWGWMVIHBKE-UHFFFAOYSA-N
  • InChI: InChI=1S/C8H8O/c9-7-6-8-4-2-1-3-5-8/h1-5,7H,6H2
  • Risk Statements: S24;S37
  • Molecular Formula: C8H8O
  • Molecular Structure:CAS No:122-78-1 2-phenylacetaldehyde

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122-78-1 PHENYLACETALDEHYDE

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122-78-1 Phenylacetaldehyde

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References of 2-phenylacetaldehyde
Title: Phenylacetaldehyde
CAS Registry Number: 122-78-1
CAS Name: Benzeneacetaldehyde
Synonyms: a-toluic aldehyde; a-tolualdehyde
Trademarks: Hyacinthin
Molecular Formula: C8H8O
Molecular Weight: 120.15
Percent Composition: C 79.97%, H 6.71%, O 13.32%
Line Formula: C6H5CH2CHO
Literature References: Prepd by oxidizing phenylethyl alcohol with chromic acid. High-yield synthesis from styrene oxide or styrene glycol: G. Paparatto, G. Gregorio, Tetrahedron Lett. 29, 1471 (1988).
Properties: Oily, colorless liq which polymerizes and grows more viscous on standing. Odor reminiscent of lilac and hyacinth. (Has been crystallized, mp 33-34°.) d2525 1.023-1.030; bp760 195°; bp18 88°; bp10 78°; nD20 1.524-1.528. Slightly sol in water. Soluble in alcohol, ether. One part is sol in 2 parts of 80% alc forming a clear solution.
Melting point: mp 33-34°
Boiling point: bp760 195°; bp18 88°; bp10 78°
Index of refraction: nD20 1.524-1.528
Density: d2525 1.023-1.030
Use: In perfumery; intermediate in organic synthesis.