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CAS No 213-46-7 , picene

  • Name: picene
  • Synonyms: picene; Benzo[a]chrysene;3,4-Benzchrysene; Benzo(a)chrysene; beta,beta-Binaphthyleneethene; Pycene; 1,2:7,8-Dibenzophenanthrene; 213-46-7;
  • CAS Registry Number:
  • Transport: 2811
  • Flash Point: 264.5°C
  • Boiling Point: 519°Cat760mmHg
  • Density: 1.232g/cm3
  • Refractive index: 1.811
  • Safety Statements: Questionable carcinogen with experimental carcinogenic and neoplastigenic data. When heated to decomposition it emits acrid smoke and irritating fumes.
  • Flash Point: 264.5°C
  • EINECS: 205-918-7
  • Molecular Weight: 278.34656
  • InchiKey: GBROPGWFBFCKAG-UHFFFAOYSA-N
  • InChI: InChI=1S/C22H14/c1-3-7-17-15(5-1)9-11-21-19(17)13-14-20-18-8-4-2-6-16
    (18)10-12-22(20)21/h1-14H
  • Molecular Formula: C22H14
  • Molecular Structure:CAS No:213-46-7 picene

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213-46-7 0215.22-100-T PICENE

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213-46-7 Picene

  • Picene
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213-46-7 PICENE

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References of picene
Title: Picene
CAS Registry Number: 213-46-7
Synonyms: 3,4-Benzchrysene; 1,2,7,8-dibenzphenanthrene; dibenzo[a,i]phenanthrene; b,b-binaphthyleneethene
Molecular Formula: C22H14
Molecular Weight: 278.35
Percent Composition: C 94.93%, H 5.07%
Literature References: Found in tar oils from soft coal: Burg, Ber. 13, 1834 (1880); Lang et al., ibid. 97, 494 (1964); in petroleum residues from the cracking process: Meyer, Hofmann, Monatsh. Chem. 37, 681 (1916). Synthesis from cholic acid by selenium dehydrogenation: Ruzicka et al., Helv. Chim. Acta 17, 200 (1934); from o-xylylenedicyanide with o-nitrobenzaldehyde by a double Pschorr synthesis: Waldmann, Pitschak, Ann. 527, 183 (1937); by a diene synthesis with tetrahydrodinaphthyl and maleic anhydride: Weidlich, Ber. 71, 1203 (1938); from 9,10-dihydrophenanthrene: Phillips, J. Am. Chem. Soc. 75, 3223 (1953); from ethyl 4,6-dioxoheptane-1,5-dicarboxylate: Nasipuri, Chem. Ind. (London) 1956, 795.
Properties: Fluorescent plates from ethyl acetate, mp 366-367°. bp 518-520°. Absorption spectrum: Mayneord, Roe, Proc. Roy. Soc. London A152, 319 (1935). Difficultly sol in most solvents. Somewhat sol in boiling benzene, chloroform, glacial acetic acid; more sol in cumene (isopropylbenzene).
Melting point: mp 366-367°
Boiling point: bp 518-520°