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CAS No 514-92-1 , torularhodin

  • Name: torularhodin
  • Synonyms: torularhodin;
  • CAS Registry Number:
  • Flash Point: 559.8°C
  • Boiling Point: 733.4°C at 760 mmHg
  • Density: 0.981g/cm3
  • Refractive index: 1.567
  • Flash Point: 559.8°C
  • EINECS: 208-189-3
  • Molecular Weight: 564.8397
  • InChI: InChI=1/C40H52O2/c1-31(19-12-21-33(3)22-13-23-34(4)25-15-26-37(7)39(41)42)17-10-11-18-32(2)20-14-24-35(5)28-29-38-36(6)27-16-30-40(38,8)9/h10-15,17-26,28-29H,16,27,30H2,1-9H3,(H,41,42)/b11-10+,19-12+,20-14+,22-13+,25-15+,29-28+,31-17+,32-18+,33-21+,34-23+,35-24+,37-26+
  • Molecular Formula: C40H52O2
  • Molecular Structure:CAS No:514-92-1 torularhodin

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514-92-1 TORULARHODIN

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References of torularhodin
Title: Torularhodin
CAS Registry Number: 514-92-1
CAS Name: 3￠,4￠-Didehydro-b,y-caroten-16￠-oic acid
Molecular Formula: C40H52O2
Molecular Weight: 564.84
Percent Composition: C 85.06%, H 9.28%, O 5.67%
Literature References: Carotenoid pigment found in Torula rubra and Rhodotorula mucilaginosa yeasts. Isoln: Karrer, Rutschmann, Helv. Chim. Acta 26, 2109 (1943). Structure and synthesis: Isler et al., ibid. 42, 864 (1959).
Properties: Fine dark purple needles from methanol + ether or toluene, mp 210-212° (vac, some decompn). Absorption max in CS2: 582, 541, 502 nm; in methanol: 529, 493, 460 nm. Freely sol in carbon disulfide, chloroform, pyridine; less sol in ether, benzene, hot ethanol; sparingly sol in methanol. Practically insol in petr ether.
Melting point: mp 210-212° (vac, some decompn)
Absorption maximum: Absorption max in CS2: 582, 541, 502 nm; in methanol: 529, 493, 460 nm
 
Derivative Type: Methyl ester
Molecular Formula: C41H54O2
Molecular Weight: 578.87
Percent Composition: C 85.07%, H 9.40%, O 5.53%
Properties: Dark red needles from benzene + methanol, mp 172-173°.
Melting point: mp 172-173°