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25740 Sigma-Aldrich

Chlorophyll b from spinach

~95% (HPLC)

  • CAS Number 519-62-0

  • Empirical Formula (Hill Notation) C55H70MgN4O6

  • Molecular Weight 907.47

  •  Beilstein/REAXYS Number 4122778

  •  EC Number 208-272-4

  •  MDL number MFCD00079053

  •  PubChem Substance ID 57648147

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Properties

Related Categories Aldehydes, Allium sativum (Garlic), Building Blocks, C13-C60, Carbonyl Compounds,
assay   ~95% (HPLC)
form   powder
mp   183-185 °C (lit.)
shipped in   dry ice
storage temp.   −20°C
SMILES string   [H]C(=O)c1c(CC)c2cc3c(C)c4C(=O)[C@H](C(=O)OC)c5c6nc(cc7c(C)c(C=C)c(cc1n2)n7[Mg]n3c45)[C@@H](C)[C@@H]6CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C
InChI   1S/C55H71N4O6.Mg/c1-12-38-35(8)42-27-43-36(9)40(23-24-48(61)65-26-25-34(7)22-16-21-33(6)20-15-19-32(5)18-14-17-31(3)4)52(58-43)50-51(55(63)64-11)54(62)49-37(10)44(59-53(49)50)28-46-39(13-2)41(30-60)47(57-46)29-45(38)56-42;/h12,25,27-33,36,40,51H,1,13-24,26H2,2-11H3,(H-,56,57,58,59,60,62);/q-1;+2/p-1/b34-25+;/t32-,33-,36+,40+,51-;/m1./s1
InChI key   NSMUHPMZFPKNMZ-VBYMZDBQSA-M

Description

Packaging

1, 5 mg in ampule

Biochem/physiol Actions

Chlorophyll b extends the absorption spectrum of light-harvesting complexes LHC-I and LHC-II above 700 nm, a region of the visible spectrum that is not absorbed when only chlorophyll a is present in the LHCs.

Other Notes

Dielectric properties in nematic liquid crystals; Polarization spectra; Characterization; Note: anhydrous chlorophylls are very easily enolized, epimerized and allomerized in polar organic solvents (dry).

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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92210 Timestrip Plus 0 °C
06693 Timestrip Plus -20 °C

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