Chlorophyll b from spinach
~95% (HPLC)
DOWNLOAD MSDS (PDF)-
CAS Number 519-62-0
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Empirical Formula (Hill Notation) C55H70MgN4O6
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Molecular Weight 907.47
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Beilstein Registry Number 4122778
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EC Number 208-272-4
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MDL number MFCD00079053
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PubChem Substance ID 24855584
Properties
| Related Categories | Aldehydes, Allium sativum (Garlic), Building Blocks, C13-C60, Carbonyl Compounds, |
| assay | ~95% (HPLC) |
| mp | 183-185 °C(lit.) |
| shipped in | dry ice |
| storage temp. | −20°C |
Description
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.1
Other Notes
Dielectric properties in nematic liquid crystals2; Polarization spectra3; Characterization4,5; Note: anhydrous chlorophylls are very easily enolized, epimerized and allomerized in polar organic solvents (dry).
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